Channels in the cell membrane:
A) are always gated
B) help maintain the concentration gradient
C) may be voltage- or chemically-gated
D) are selective to more than one ion per channel
E) both B and C
Correct Answer:
Verified
Q1: A neural impulse is transmitted across the
Q2: _is found in high concentration outside the
Q4: Regarding the concentration gradient,all of the following
Q5: An electrical synapse:
A)occurs at the synaptic cleft
B)occurs
Q6: Myelin:
A)is most common in smaller nerve fibers
Q7: Action potentials develop:
A)at the nodes of Ranvier
B)only
Q8: Axons of neurons:
A)vary greatly in number
B)are relatively
Q9: All of the following are characteristic of
Q10: A(n)_ potential is propagated from the cell
Q11: Which of the following is NOT a
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