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Which statement about postsynaptic currents at the neuromuscular end plate is fa

ID: 271305 • Letter: W

Question

Which statement about postsynaptic currents at the neuromuscular end plate is false?

a. Depolarizing currents can be recorded from outside-out patches of the postsynaptic membrane.

b. Individual channels tend to stay open for no more than a few milliseconds.

c. Acetylcholine can induce openings of ligand-gated ion channels.

d. The end plate potential is due to the opening of thousands or millions of channels. e. The end plate channels show a regenerative opening pattern that propagates an action potential along the length of the muscle fiber.

Explanation / Answer

The false statement is e) The end plate channels show a regenerative opening pattern that propagates an action potential along the length of the muscle fiber.

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