Researchers have identified approximately ______ neurotransmitters.
A) 20
B) 50
C) 100
D) 200
Correct Answer:
Verified
Q29: You cannot fire a gun softly or
Q30: Cocaine causes the neurotransmitter dopamine to remain
Q31: Receptor sites are found on:
A)myelin sheaths.
B)axons.
C)vesicles.
D)dendrites.
Q32: The speed of an action potential in
Q34: A synapse is a:
A)chemical.
B)signal.
C)joint.
D)gap.
Q34: Which electrical charge is correctly identified?
A)-70 mV
Q35: An action potential involves the transfer of
Q36: The neurotransmitter GABA opposes the action of
Q37: A neuron's resting potential is:
A)-70 mV.
B)-55 mV.
C)0
Q38: As an action potential occurs, the neuron's
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