Multiple Choice
What causes potassium ions to leave the axon just after the peak of the action potential?
A) a continuing concentration gradient and the opening of the potassium gates
B) an increase in the concentration gradient across the membrane
C) an increased tendency of the sodium-potassium pump to push potassium out
D) binding of potassium ions to proteins that leave at this time
Correct Answer:
Verified
Correct Answer:
Verified
Q9: The two basic kinds of cells in
Q37: Why do neurons rely so heavily on
Q38: When the neuron is at rest,what is
Q42: What happens to a virus that manages
Q43: When a membrane is at rest,what attracts
Q44: Glial cells serve many functions.
Q45: Local anesthetic drugs attach to the sodium
Q51: During the relative refractory period, the _.<br>A)
Q52: Korsakoff's syndrome _.<br>A) is marked by severe
Q68: An axon has many branches, each of