Multiple Choice
All of the following are characteristic of an action potential EXCEPT:
A) neural information is signaled by the amplitude of the action potential
B) it is propagated at a constant velocity
C) it is propagated at a constant amplitude
D) it begins at the axon hillock
E) it functions in an all-or-nothing manner
Correct Answer:

Verified
Correct Answer:
Verified
Q14: At the synapse,what event must occur before
Q15: A neurotransmitter:<br>A)serves to open ionic channels in
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
Q20: _ results from an inability to transmit
Q21: An electrical synapse:<br>A)occurs at the synaptic cleft<br>B)occurs
Q22: The direction of a neural impulse travels
Q23: How does degeneration of the CNS differ
Q24: Channels in the cell membrane:<br>A)are always gated<br>B)help