A neuron is unable to produce another action potential under any circumstances during the
a. absolute refractory period.
b. relative refractory period.
c. depolarization phase of the action potential.
d. hyperpolarization phase of an action potential.
Question 2
Tetrodotoxin, the poisonous substance produced by the puffer fish, interacts with which of the following?
a. sodium channels that are dependent on voltage
b. calcium channels located at the axon terminal
c. hydrogen channels located on postsynaptic dendrites
d. potassium channels located on the axon membrane
Pathway for vitamin D activation and action
Brachiation in Action
Action potential conduction in unmyelinated axons.
Different exposure codes for potential HIV infection.
Action of FMRP protein in normal and fragile-X cells
The Prototypical Neuron