Multiple Choice
Which of the following is responsible for the falling phase of an action potential?
A) opening of Na+ gates
B) Na+-K+ pump restoring the ions to their original locations
C) greatly increased permeability to Na+
D) opening of K+ gates and K+ efflux
Correct Answer:

Verified
Correct Answer:
Verified
Q26: The only means by which an extracellular
Q60: Action potentials can be summed.
Q110: A single synaptic knob contains two different
Q145: Schwann cells promote axonal growth, while oligodendrocytes
Q168: Cytokinesis is the division of the nucleus
Q341: At the synapse, a presynaptic neuron signals
Q374: Which of these statements is correct for
Q378: Which of these statements correctly describes the
Q381: The following questions refer to comparative concentrations,
Q384: Which statement is NOT correct regarding ribosomes?<br>A)They