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Unit 3- Biological Part 1
Neurons, Neurotransmitters, Nervous System
21
Psychology
Not Applicable
10/02/2018

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Cards

Term
Which of the following structures of a neuron is responsible from sending the message to the next neuron?
Definition
Axon
Term
Which of the following is the best definition of a neurotransmitter?
Definition
A chemical sent throughout our nerve system which influences behavior
Term
Once the neuron releases a neurotransmitter, where does the neurotransmitter go?
Definition
A synapse
Term
Which of the following structures of a neuron is responsible for receiving the message from a neuron?
Definition
Dendrite
Term
The neural impulse, or firing of a neuron, is also know as what?
Definition
Action Potential
Term
What does the myelin sheath do?
Definition
Insulates the axon and speeds up the transmissions of neural impulses
Term
What is GABA?
Definition
An inhibitory neurotransmitter, it calms you down
Term
What does Norepinephrine do?
Definition
It regulates arousal and alertness
Term
What is Glutamate?
Definition
An excitatory chemical that aids in neuron firing
Term
What does Acetylcholine do?
Definition
Memory and learning
Term
What are Endorphins?
Definition
Neurotransmitters that provide pain relief
Term
What does Dopamine do?
Definition
Voluntary movement, sleep, mood, attention. Related to schizophrenia.
Term
What does Serotonin do?
Definition
Mood, hunger, sleep, arousal
Term
When our sensory receptors receive an input, the message is sent to the brain via _______.
Definition
Sensory neurons
Term
Once our brain receives a message it responds by sending a message via _________ to the appropriate area to allow for a response.
Definition
Motor neurons
Term
What does the Central branch of the nervous system contain?
Definition
Contains the brain and spinal cord
Term
What does the Peripheral branch of the nervous system contain?
Definition
All ares containing nerve cells other than the brain and spinal cord
Term
What does the Autonomic branch of the nervous system do?
Definition

Controls automatic functions

(Ex: breathing, blinking, heart rate)

Term
What does the Somatic branch of the nervous system do?
Definition

Voluntary functions

(Ex: shaking head, running, jumping)

Term
What does the Sympathetic branch of the nervous system do?
Definition
Arousing, helps us deal with stress
Term
What does the Parasympathetic branch do?
Definition
Calming, brings us down after a period of stress has passed
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