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Psychology 201 Chapter 2
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Psychology 201 Chapter 2
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PSYCHOLOGY 201 CHAPTER 2J JJ
QUESTIONS AND CORRECT DETAILED
ANSWERS
The study of how the brain and nervous system affect mental processes and behavior is called -
Neuroscience
Which is the correct term for the cells in the nervous system that transmit information? - Neurons
What is the function of myelin? - To insulate axons and speed transmission
Which of the following is NOT known to be a function of glial cells? - Sending and receiving information
Which part of the neuron sends the signal to and across the synapse? - The Axon
The general term for the type of cell that provide various support functions in the nervous system is -
Glia
Which part of a neuron is also found in many other types of body cells? - Cell body
The chemical messengers which travel from the presynaptic to the postsynaptic neurons are called -
Neurotransmitters
Connections between neurons are formed where the axon of the sending neuron comes into close
proximity to the receiving dendrite at the - Synapse
The chemicals in the nervous system that affect neural signaling without directly changing the resting
potential of the postsynaptic neuron are called - Neuromodulators
This neurotransmitter is related to muscle movement, memory, and learning. - Acetylcholine
Which pair represents the chief excitatory and inhibitory neurotransmitters? - GABA and Glutamate
Lack of which of the following neurotransmitters is associated with Parkinson's disease? - Dopamine
These neuromodulators have been called "Nature's pain relief system." - Endorphins
Lack of which of the following would be LEAST likely to be associated with depression and mood
disorders? - GABA
Oversupply of this excitatory neurotransmitter is associated with brain cell death. - Glutamate
Chemicals that change behavior or mood by directly affecting activity of the postsynaptic cell are
referred to as - neurotransmitters.
The neurons of the peripheral nervous system that transmit information from the sense organs to the
central nervous system are classified as - sensory.
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