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52
Psychology
Undergraduate 2
11/30/2014

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Term
What is classical conditioning?
Definition
A form of learning with a neutral stimulus that is paired with a stimulus that leads to a reflexive response.
Term
What refers to a range of tasks that the child cannot yet handle alone but can do with the help of more skilled partners?
Definition
Zone of proximal development
Term
What perspective states that babies are born with a set of innate knowledge systems or core domains of thought?
Definition
Core knowledge perspective
Term
What two processes are in Piaget's Theory?
Definition
Adaptation and organization
Term
What was Piaget's thoughts on infants?
Definition
They 'think' with their eyes, ears, hands, and other sensoriomotor equipment.
Term
What is operant conditioning?
Definition
Infants act or 'operate' on the environment and stimuli that follow their behavioral change.
Term
An unconditional stimulus consistently produces what?
Definition
Unconditioned response (UCR)
Term
What response is elected from a conditioned stimulus?
Definition
Conditioned response (CR)
Term
What is punishment in operant conditioning?
Definition
A presentation of an unpleasant outcome to decrease the occurrence of the response.
Term
What does nature vs. nurture mean?
Definition
Natural development is based solely on influences of hereditary (Freud). Nurture development is based on influences of the environment.
Term
What is the specific psychological or organizational way of making sense of an experience called?
Definition
Schemes
Term
What are the four stages to Piaget's cognitive development?
Definition

1. Sensoriomotor (birth to 1 year)

 

2. Preoperational (2-6 years)

 

3. Concrete operational (711 years)

 

4. Formal operational (12 years and above).

Term
What does positive punishment mean?
Definition
Administration of a negative stimulus.
Term
What is a stimulus that increases the occurrence of a response?
Definition
Reinforcer
Term
Melissa believes in the popular saying 'out of sight, out of mind'. she wishes to find empirical evidence for this saying through a research study. As part of her study, she must write a(an) _______ statement that proposes an explanation.
Definition

As part of her research, Melissa must write a hypothesis statement.

 

A hypothesis statement is the cornerstone of a research project. To test an idea, a hypothesis statement makes a testable prediction about the independent and dependant variables in the study. If Melissa's research shows that objects that are not in constant or direct view are easily forgotten, then her hypothesis statement is supported through evidence. Research results could support or not support the hypothesis statement.

Term
At the core of human development is the acquisition of new knowledge and behaviors. This theory statement is central to the work of _____.
Definition

B.F. Skinner's theory states that the acquisition of new knowledge and behaviors is central to human development.

 

To develop, humans have to gain new knowledge and behaviors. For example, to gain the benefits of socialization with other people, a child learns to be helpful and generous. Helpful behavior encourages others to offer help in return. Similarly, gaining new knowledge through study or training develops a person's work skills and earning potential.

Term
Which of the following is a theory of personality that emphasizes free will and human agency?
Definition

Humanism is a theory of personality that emphasizes free will and human agency in directing personal behavior. 

 

Humanism is a theory of personality that came about to account for the role of free will in how people behave. Unlike theories such as psychoanalysis which emphasize unconscious motives and desires, humanism considers human beings active and present agents in their own behavior. For example, the need to pursue professional success is understood in humanism as just that, a need for the person to succeed. Other theories may emphasize the role of parental instruction and influence or hidden desires.

Term
Research questions are important in a study because __________.
Definition

Research questions are important in a study because they guide the type of data that must be collected.

 

Research questions are essential in the design of studies because they guide researchers in the direction of data collection and analysis. For example, if studying the effect fat content in food on weight gained, a number of reserch questions can be developed. One such question is:  how much fat intake in grams per day will result in a weight gain of at least ten pounds over a month? Another question could be:  how much fat intake is healthy for two groups of people, children and the elderly?

Term
Describe the proximodistal trend.
Definition
Near to Far. From the center of the body outward.
Term
How many neurons or 'nerve cells' does the brain have?
Definition
100 to 200 billion
Term
What is synaptic pruning?
Definition
Neurons that are seldom stimulated will soon lose their synapse and synaptic pruning will return neurons not needed at the moment to an uncommitted state to support future development.
Term
What causes the dramatic increase in brain size during the first 2 years?
Definition
glial cells
Term
What is the percentage and average growth (in inches) of an infant by the end of the first year?
Definition
50% greater than at birth and 32 inches.
Term
What is the right hemisphere responsible for in the cerebral cortex?
Definition
Spatial abilities and negative emotions.
Term
Glial cells make up how much of the brain's volume?
Definition
Half of the brain's volume
Term
By what age does an infant's weight triple?
Definition
1 year
Term
What are neurotransmitters?
Definition
Chemical release from neurons used to send messages to one another. They cross the synapse.
Term
At what age do reflexive schemes occur?
Definition
Birth to 1 month of age.
Term
Once you reach a certain age, what happens to the neurons in your brain?
Definition
Program cell death
Term
What is the percentage and average growth (in inches) of an infant by the end of the second year?
Definition
75% greater than at birth and 36 inches
Term
What is myelination?
Definition
The coating of neural fibers with an insulating fatty sheath that improves the efficiency of a message transfer.
Term
What is the least developed motor skill of an infant?
Definition
vision
Term
Specialization of the two hemispheres in the cerebral cortex is called what?
Definition
Lateralization:  helps humans to cope better.
Term
Describe the cephalocaudal trend.
Definition
Head to tail. During the prenatal period the head develops more rapidly than the lower part of the body.
Term
What are the tiny gaps where fibers from different neurons come close together but do not touch?
Definition
synapses
Term
What do neurons do?
Definition
Store and transmit information
Term
By what age does an infant's weight double?
Definition
5 months
Term
What is the most developed motor skill of an infant?
Definition
hearing
Term
What is the left hemisphere responsible for in the cerebral cortex?
Definition
Verbal abilities and positive emotion
Term
Describe the proximodistal trend
Definition
Near to far. From the center of the body outward.
Term
At what age does visual acuity peak?
Definition
Six months, it continues to grow thorughout the first year.
Term
What helps us understand running streams of light, sound, tactile, odor and taste information by perceiving objects and events as unified wholes?
Definition
Intermodal perception
Term
What is the first depth cue in which infants are sensitive?
Definition
Motion
Term
What refers to the gradual reduction in the strength of a response due to repetitive stimulation?
Definition
Habitation
Term
In vision, what do infants lack?
Definition
depth perception
Term
What is more challenging because it involves remembering something not present?
Definition
recall
Term
Who proposed that infants had a language acquisition device (LAD) that would enable them to acquire language by being exposed to it?
Definition
Noam Chomsky
Term
What is an innate system that contains a set of rules common to all languages?
Definition
Language acquisition device (LAD)
Term
What happens in accommodation?
Definition
We create new schemes or adjust old ones after noticing that our current way of thinking does not capture the environment completely.
Term
What happens during assimilation?
Definition
We use our current schemes to interpret the external world.
Term
adaptation
Definition
Building schemes through direct interaction with the environment.
Term
Where do we actively apply mental strategies as we 'work' on a limited amount of information?
Definition
short term memory
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