Multiple Choice
A neurotransmitter:
A) serves to open ionic channels in the postsynaptic membrane
B) is stored in the postsynaptic membrane
C) is excitatory,not inhibitory
D) must be inactivated after it is released from the synaptic vesicles
E) both A and D
Correct Answer:
Verified
Correct Answer:
Verified
Q10: A neural impulse is transmitted across the
Q11: The relative amount of voltage in an
Q12: An adequate stimulus to a neuron may
Q13: Myelin:<br>A)is most common in smaller nerve fibers
Q14: At the synapse,what event must occur before
Q16: In adults,regeneration of neurons and return to
Q17: _ allow some ions to move against
Q18: _ is an example of an anion.<br>A)Potassium<br>B)Chloride<br>C)Sodium<br>D)Calcium
Q19: All of the following are characteristic of
Q20: _ results from an inability to transmit