Author Question: All of the following must occur before a second action potential can begin, EXCEPT (Read 34 times)

KimWrice · **on:** Apr 11, 2021

Question 1

In order to signal a stronger stimulus, action potentials become
◦ more frequent only.
◦ higher in amplitude and longer-lasting.
◦ higher in amplitude and more frequent.
◦ longer-lasting only.
◦ higher in amplitude only.

Question 2

All of the following must occur before a second action potential can begin, EXCEPT
◦ the Na+ inactivation gate must open and the Na+ activation gate must close.
◦ the Na+ and K+ ions that moved in/out of the cell must move back to their original compartments.
◦ the Na+ and K+ ions that moved in/out of the cell must move back to their original compartments; the Na+ inactivation gate must open; and the Na+ activation gate must close.
◦ the absolute refractory period must occur.
◦ None of the answers are correct.

amy.lauersdorf90 · **Reply #1 on:** Apr 11, 2021

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