Multiple Choice
What would happen to an action potential if the voltage-gated Na+ channels closed earlier than normal?
A) The amplitude would be smaller, but the duration would be similar.
B) The amplitude would be similar, but the duration would be shorter.
C) The amplitude and duration would be similar, but fewer K+ channels would open.
D) The action potential would remain unchanged.
Correct Answer:

Verified
Correct Answer:
Verified
Q50: A cell at rest will be more
Q51: Neuroglia play a variety of roles and
Q52: Select the division of the nervous system
Q53: An action potential has reached the synaptic
Q54: The kinesins in a cell have run
Q56: Ions cross the membrane through channels. What
Q57: When walking or running down the street,
Q58: The benefit of presynaptic facilitation is that
Q59: You recently helped fill a prescription for
Q60: A _ most directly results in the