Term
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Definition
The extent to which an experimental measure is free from error
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Term
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Definition
The neural impulse that passes along the axon and subsequently causes the release of chemicals from the terminal buttons |
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Term
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Definition
The principle whereby a neuron fires with the same potency each time, although requency can vary; it either fires or not--it cannot partially fire |
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Definition
A brain structure that serves a vital role in our learning to associate things with emotional responses and in processing emotional information |
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Term
Analogical Representation |
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Definition
A mental representation that has some of the physical characteristics of an object; it is analogous to the object |
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Term
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Definition
Making a decision based on th eanswer that most easily comes to mind |
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Definition
A long narrow outgrowth of a neuron by which information is transmitted to other neurons |
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Term
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Definition
A research method that involves the intensive examination of on eperson |
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Term
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Definition
In the neuron, where information from thousands of neurons is collected and processed |
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Term
Central Nervous System
(CNS) |
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Definition
The Brain and spinal cord. |
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Term
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Definition
A large, convoluted protuberance at the back of the brainstem, essential for coordinated movement and balance. |
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Definition
The regulation of biological cycles into regular patterns.
Refers to sleep. |
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Definition
Where the axon meets the myelin sheath. The initiation point of action potentials. |
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Term
Peripheral Nervous System
(PNS) |
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Definition
All nerve cells in the body that are not part of the central nervous system. The PNS includes the somatic and autonomic nervous system. |
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Term
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Definition
Branchlike extensions of the neuron that detect information from other neurons. |
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Term
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Definition
The site for chemical communication between neurons, which contains extracellular fluid; also known as the synaptic cleft. |
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Term
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Definition
A fatty material, made up of glial cells, that insulates the axon and allows for the rapid movement of electrical impulses along the axon. |
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Term
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Definition
Small gaps of exposed axon, between the segments of myelin sheath, where action potentials are transmitted. |
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Term
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Definition
Small nodules, at the ends of axons, that rlease chemical signals from the neruon to the synapse. |
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Term
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Definition
The Electrical charge of a neuron that is not active. |
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Term
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Definition
The process whereby a neurotransmitter is taken back into the presynaptic terminal buttons, thereby stopping its activity. |
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Term
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Definition
A small brain structure that is vital for temperature regulation, emotion, sexual behavior, and motivation. |
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Term
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Definition
The gateway to the brain; it receives almost all incoming sensory information before that information reahces the cortex. |
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Term
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Definition
A brain structure important for the formation of certain types of memory. |
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Term
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Definition
The region at the front of the cerebral cortex concerned with planning and movement. |
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Definition
The lower region of the cerebral cortex, important for processing auditory information and for memory. |
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Definition
A region of the cerebral cortex, at the back of the brain, important for vision. |
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Term
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Definition
A region of the cerebral cortex, in front of the occipital lobes and behind the frontal lobes, important for the sense of touch and of the spatial layout of an environment. |
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Term
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Definition
A major component of the peripheral nervous system; it transmits sensory signals to the Central Nervous System via nerves. |
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Term
Autonomic Nercous System
(ANS) |
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Definition
A major component of the peripheral nervous system; it regulates the body's internal environment by stimulating glands and by maintaining internal organs such as the heart, gall bladder, and stomach |
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Term
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Definition
A division of the Autonomic Nervous System; it returns the body to its resting state. |
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Term
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Definition
A division of the Autonomic Nervous System; it prepares the body for action. |
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Term
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Definition
A communication system that uses hormones to influence thoughts, behaviors, and actions. |
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Term
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Definition
A condition in which the corpus callosum is surgically cut and the two hempisphers of the brain do not receive information directly from each other.
Items seen with the left eye can verbally communicate what was seen whereas on the right eye the item can be picked up or pointed out with the left hand. |
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Term
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Definition
A disorder characterized by an inability to sleep. |
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Term
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Definition
A sleep disorder in which people fall asleep during normal waking hours. |
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Term
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Definition
A disorder in which a person stops breathing while asleep. |
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Term
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Definition
There are four stages progressing from 1 to 4. 4 is the deepest. These stages repeat throughout the night. Stage one is where REM occurs resulting in paralysis and dreaming. |
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Term
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Definition
The plot of a dream; the way a dream is remembered. Part of Freud's theory of dreams. |
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Term
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Definition
What a dream symbolizes, or the material that is disguised in a dream to protect the dreamer. |
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Term
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Definition
The sense organs' responses to external stimuli and the transmission of these responses to the brain. |
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Term
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Definition
The processing, organization, and interpretation of sensory signals; it results in an internal representation of the stimulus. |
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Term
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Definition
A process by which sensory receptors produce neural impulses when they receive physical or chemical stimulation. |
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Term
Signal Detection Theory
(SDT) |
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Definition
A theory of perception based on the idea that the detection of a faint stimulus requires a judgement-- it is not an all-or-none process. |
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Term
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Definition
A decrease in sensivity to a constant level of stimulation. Shows the adaptation of the mind.
Example: Forgetting about a ticking clock. |
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Term
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Definition
Retinal cells that respond to low levels or illumination and result in black-and-white perception |
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Term
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Definition
Retinal cells that respond to higher levels of illumination and result in color perception. |
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Term
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Definition
The center of the retina, where cones are densely packed. |
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Term
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Definition
Uses occlusion which is when a near object blocks one that is farther away, and relative size meaning far-off objects project smaller retinal images than close objects do. Familiar size, linear perspective, texture gradient and position relative to horizon are cues as well.
Cues of depth perception that are available to each eye alone. |
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Term
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Definition
Uses binocular disparity which is caused by the distance between a person's eyes, which provides each eye with a slightly different image.
Cues of depth perception that arise from the fact that people have two eyes. |
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Term
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Definition
Also known as Pavlovian conditioning;
A type of learned response that occurs when a neutral object comes to elicit a reflexive response when it is associated with a stimulus that already produces that response |
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Term
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Definition
Also known as instrumental conditioning;
A learning process in which the consequences of an action determine the likelihood that it will be performed in the future. |
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Term
Unconditioned Stimulus
(US) |
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Definition
A stimulus that elicits a response, such as a reflex, without any prior learning. |
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Term
Unconditioned Response
(UR) |
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Definition
A response that does not have to be learned, such as a reflex. |
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Term
Conditioned Stimulus
(CS) |
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Definition
A stimulus that elicits a response only after learning has taken place. |
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Term
Conditioned Response
(CR) |
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Definition
A response that has been learned. |
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Term
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Definition
A process in which the conditioned response is weakened when the conditioned stimulus is repeated without the unconditioned stimulus. |
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Term
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Definition
A process in which a previously extinguished response reemerges following presentation of the conditioned stimulus. |
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Term
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Definition
A differentiation between two similar stimuli when only one of them is consistently associated with the unconditioned stimulus. |
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Term
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Definition
Occurs when stimuli that are similar but not identical to the conditioned stimulus produce the conditioned response. |
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Term
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Definition
A learning model;
A cognitive model of classical conditioning; it states the strength of the CS-US association is determined by the extent to which the unconditioned stimulus is unexpected. |
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Term
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Definition
A process of operant conditioning; it involves reinforcing behaviors that are increasingly similar to the desired behavior. |
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Term
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Definition
The increase in the probability of a behavior's being repeated following the administration of a stimulus
Giving something desired. |
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Term
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Definition
The increase in the probability of a behavior's being repeated through the removal of a stimulus.
Taking away something unwanted. |
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Term
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Definition
Punishment that occurs with the administration of a stimulus and thus decreases the probability of a behaviors recurring.
Giving something unwanted |
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Term
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Definition
Punishment that occurs with the removal of a stimulus and thus decreases the probability of a behavior's recurring.
Taking away something desired. |
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Term
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Definition
A schedule in which reinforcement is consistently provided after a specific number of tims.
Example: Always every 3 times. |
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Term
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Definition
A schedule in which reinforcement is consistently provided after a specific unit of time.
Example: Every 1 hour |
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Term
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Definition
A schedule in which reinforcement is applied at different rates.
Example: After 2 instances, then 7, then 9, etc. |
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Term
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Definition
A schedule in which reinforcement is applied at different times.
Example: After 1 hour, the 3 hours, the 8 hours, etc. |
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Term
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Definition
A decrease in behavioral response following repeated exposure to nonthreatening stimuli. |
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Term
Encoding Specificity Principle |
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Definition
Any stimulus that is encoded along with an experience can later trigger memory for the experience. |
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Term
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Definition
An active processing system that keeps different types of information available for current use. |
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Term
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Definition
The process involced when people remember specific information. |
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Term
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Definition
The system underlying unconcious memories; things we do not know we remember. |
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Term
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Definition
Remembering to do something at some time in the future. |
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Term
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Definition
Remembering to do something at some time in the future. |
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Term
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Definition
When prior information inhibits the ability to remember new information. |
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Term
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Definition
When new information inhibits the ability to remember old information. |
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Term
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Definition
The clear outer covering of the eye |
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Term
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Definition
1. Transcience- Reduced memory over time like the plot of a movie.
2. Absentmindedness- Reduced memory due to failing to pay attention
3. Blocking-Inability to remember needed information
4. Misattribution-Assigning a memory to the wrong source
5. Suggestibility- Altering a memory because of misleading information.
6. Bias- Influence of current knowledge on our memory for past events.
7. Persistence- The resurgence of unwanted or disturning memoreis that we would like to forget. |
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Term
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Definition
An abstract mental representation that does not correspond to the physical features of an object or idea.
Example: A Word |
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Term
Representativeness Heuristic |
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Definition
A rule for categorization based on how similar the person or object is to our prototypes for that category. |
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Term
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Definition
The number computed by dividing a child's estimated mental age by the child's chonological age and then multiplying this number by 100 |
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Term
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Definition
The tendency for bodily functions to maintain equilibrium. |
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Term
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Definition
According to this law, perfomance inccreases with arousal until an optimal point, after which arousal interferes with performance. |
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Term
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Definition
Motication to perform an activity because of the external goals toward which that activity is directed. |
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Term
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Definition
Motivation to perform an activity because of the value or pleasure associated with that activity, rather than for an apparent external goal or purpose. |
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Term
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Definition
Bodily reactions that arise from the emotional evaluation of an actions consequences. |
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Term
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Definition
The physiological preparedness of animals to deal with danger. |
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Term
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Definition
Secure: majority of infants who are readily comforted when their caregiver returns after a brief separation
Avoidant: infants ignore their caregiver when he or she returns after a brief separation
Anxious-Ambivalent: infants become extremely when their caregiver leaves but reject the caregiver when he or she returns.
Disorganize: infans give mixed responses when their caregiver leaves and then returns from a short absence.
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Term
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Definition
The term used to describe the ability to explain and predict other people's behavior as a result of recognizing their mental state. |
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Term
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Definition
The inappropriate and unjustified treatment of people based solely on their group membership. |
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Term
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Definition
Anything that affects a dependent variable and may unintentionally vary between the experimental conditions of a study. |
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Term
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Definition
The participants in a study that receive no intervention or an intervention dfferent from the one being studied. |
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Term
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Definition
A research method that examines how variables are naturally related in the real world, without any attempt by the researcher to alter them. |
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Term
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Definition
Using a belief or rule to determine if a conclusion is valid (follows logically from the belief of view)
Broad to Narrow |
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Term
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Definition
Using examples or instances to determine if a rule or conclusion is likely to be true. |
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Term
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Definition
A research method taht involves observing and noting the behavior of people or other animals in order to provide a systematic and objective analysis of behavior. |
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Term
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Definition
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Term
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Definition
A set of procedures used to make judgments about wheter differences actually exist between sets of numbers. |
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Term
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Definition
When researchers find a relationship between two variables in a correlational stud, they cannot determine which variable may have caused changes in the other variable. |
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Term
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Definition
A study that tests causal hypotheses by measuring and manipulating variables. |
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Term
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Definition
The participants in a study that receive the intervention. |
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Term
Experimenter Expectancy Effect |
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Definition
Actual change in the behavior of the people or animals being observed that is due to observer bias.
Example: One group being told their rats are genetically smarter so they perform better in mazes. |
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Term
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Definition
A specific prediction of what should be observed in the world if a theory is correct. |
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Term
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Definition
In an experiment, the condition that is manipulated by the experimenter to examine its impact on the dependent variable. |
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Term
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Definition
In an experiment, the measure that is affected by manipulation of the independent variable. |
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Term
Institutional Review Board
(IRB) |
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Definition
Groups of people responsible for reviewing proposed research to ensure that it meets the accepted standdards of science and provides for the physical and emotional well being of research participants. |
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Term
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Definition
The colored muscular circle on the surface of the eye; it changes chape to let in more or less light. |
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Term
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Definition
A research method that measures the same participants multiple times over a lengthy period of time. |
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Term
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Definition
A measure of central tendency that is the arithmetic average of a set of numbers |
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Term
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Definition
A measure of central tendency that is the value in a set of numbers that falls exactly halfway between the highest and lowest values. Middle. |
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Term
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Definition
A measure of central tendency that is the most frequent score or value in a set of numbers. Average. |
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Term
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Definition
A passive descriptive study in which observers do not change or alter ongoing behavior. |
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Term
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Definition
The debateof whether biology or experience effects psychological tendencies more. It has been agreed they both have an affect. |
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Term
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Definition
A chemical substance that carries signals from one neuron to another. |
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Term
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Definition
The understanding that an object continues to exist even when it cannot be seen |
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Term
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Definition
Systematic errors in observation that occur because of an observer's expectation. |
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Term
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Definition
A type of descriptive study in which the researcher is actively involved in the situation. |
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Term
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Definition
The small opening in the eye; it lets in light light waves. |
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Term
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Definition
When the knowledge that one is being observed alters the behavior being observed. |
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Term
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Definition
In neurons, specialized protein molecules, on the postsynaptic membrane, that neurotransmitters bind to after passing across the synaptic cleft. |
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Term
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Definition
The extent to which a measure is stable and consistent over time in similar conditions. |
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Term
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Definition
Repetition of an experiment to confirm the results. |
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Term
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Definition
The thin inner surface of the back of the eyeball. The retinal contains photorecptors that transduce light into neural signals. |
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Term
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Definition
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Term
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Definition
Everyone in the group the experimenter is interested in. |
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Term
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Definition
A systematic procedure of observing and measuring phenomena to answer question about what happens, when it happens, what causes it, and why. |
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Term
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Definition
When participants in different groups in an experiment differ systematicaly. |
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Term
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Definition
A statistical measure of how far away each value is, on average, from the mean. |
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Term
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Definition
When the experimenter cannot directly manipulate the independent variable and therefore cannot be confident that another, unmeasured variable is not the actual cause of differences in the dependent variable. |
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Term
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Definition
The extent to which the data collected address the research hypothesis in the way intended. |
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Term
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Definition
The minimum intensity of a stimulation that must occur before you experience a sensation, or the stimulus intensity detected above chance. |
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Term
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Definition
The just noticeable difference between two stimuli-- the minimum amount of change required for a person to detect a difference. |
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Term
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Definition
The expectancy that your efforts will lead to success; helps mobilize your energies. |
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Term
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Definition
The desire to do well relative to standards of excellence. |
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Term
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Definition
Neruons that send sensory information from the sensory organs to the Central Nervous System. |
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Term
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Definition
Neurons that send information from the Central Nervous System to the muscles and other organs. |
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Term
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Definition
A bridge of millions of axons that connects the two brain hemispheres.
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Term
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Definition
Located at the back of the frontal lobe and controls all the movements of the body. |
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Term
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Definition
Located at the front of the parietal lobe it is where the senses are found. It groups senses near to each other.
Example: Senses of fingers are near senses of palms. |
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Term
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Definition
Being unable to see the point of view of someone else, only seeing there own. |
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Term
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Definition
When the membrane of a cell becomes more positive or less negative leading it closer to an action potential. |
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Term
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Definition
The opposite of depolarization; a cell becomes more negative leading it further from an action potential occuring. |
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Term
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Definition
Encodes the information in more meaningful ways, such as thinking about the item conceptually giving it a deeper meaning. |
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Term
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Definition
Being observed can lead participants to change their behavior. |
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Term
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Definition
A particpants agreeing to be in a case study by choice and with their knowing. |
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Term
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Definition
Humans do not like loss and will do whatever they can to avoid it. |
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Term
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Definition
Antidepressent drugs; MAOI is the best medication however has many side effects; SSRI's are often used first. |
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Term
Models of Concept Organization |
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Definition
Defining Attribute Model: a concept is characterized by a list of features that are necessary to determine if an object is a member of the category.
Prototype Model: says that some members of a category are more representative than others (depending on culture)
Exemplar Model: information stored about the members of a category is used to determine category membership. |
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Term
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Definition
During each stage of development children from new schemas.
Made up of Sensorimotor, Peroperational, Concrete Operational, Formal Operational |
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Term
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Definition
Located in the brainstem and controls equilibriam, sleep functions, breathing and other such things. |
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Term
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Definition
As the values of variable one increase the valuables of variable two increase. |
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Term
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Definition
As the values of one variable increase the valuable of the other variable decrease. |
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Term
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Definition
People have a good memory for items at the begging of a list. |
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Term
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Definition
People also have a good memory for items at the end of a list. |
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Term
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Definition
Assesses how much physical energy is required for our sense organs to detect a stimulus.
Includes absolute and different thresholds. |
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Term
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Definition
Drugs that increase behavioral and mental activity like Cocaine and Methampetamine |
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Term
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Definition
A substance that slows down the normal processes of the Central Nervous System such as Alchohol |
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Term
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Definition
Hold neurons that are released into the synaptic cleft. |
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Term
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Definition
Physically adjusting to a drug requiring more of a specific item for the same affect. |
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Term
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Definition
The just noticeable difference between two stimuli is based on a proportion of the original stimulus rather than on a fixed amount of difference. |
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Term
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Definition
The three-stage system that involves Sensory Memory, Working Memory, and Long-term Memory. |
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Term
Schachter-Singer Two-Factor Theory of Emotion |
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Definition
When people experience arousal they look for a source. Tested people with adrenaline, those who knew they were injected gave credit to the drug. Those who did not know they were injected just felt they were happy. |
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Term
James-Lange Theory of Emotion
vs.
Cannon-Bard Theory of Emotion |
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Definition
J-L: Stimulus to Arousal to Emotion
C-B: Stimulus: Arousal and Emotion are processed separately. |
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Term
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Definition
A theory of identity; contains 9 stages from infancy to old age, each with its own identity challenge. |
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Term
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Definition
A set of rules defining perception;
1. Proximity- We group closer objects together.
2. Similarity- We tend to group figures according to how closely they resemble each other.
3. Good Continuation- We tend to interpret intersecting lines as continuous
5. Closure-We tend to complete figures even when gaps exist.
6. Illusory Contours- We tend to perceive contours even when they do not exist.
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Term
Harlow's Contact Comfort Study |
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Definition
Children need a mother; put rhesus monkeys in a cage with two mothers. Baby monkeys clung to the life-like mother and went to the wire mother for food only. |
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Term
Kholberg's Stages of Moral Development |
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Definition
Pre-Conventional-Self Interest
Conventional-Social Norms
Post Conventional-Absolute Tuth (Above Law) |
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Term
Cattell Intelligence Theory |
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Definition
Proposed g (general intelligence) is composed of fluid and crystalized intelligence. |
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Term
Garder's Intelligence Theory |
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Definition
Believed in mulitple intelligences. Different things people could be good at from athletics to music. |
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Term
Sternberg's Intelligence Theory |
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Definition
Made of three things
Analytical
Practical
Creative |
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Term
Spearman's Intelligence Model |
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Definition
Had the idea of general intelligence (g); being good at one thing often makes one good at other similar processes. |
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