During the relative refractory period of an action potential, a larger than normal stimulus is needed to cause another action potential. This is due to the fact that ________
A) the voltage gated potassium ion channels remain open long enough to hyperpolarize the axon membrane
B) the membrane is now impermeable to all ions
C) the sodium potassium pump will stop working during relative refractory
D) the inactivation gates on voltage gated sodium ion channels are closed
A
You might also like to view...
According to the sliding filament mechanism of muscle contraction, the muscle fibers of one motor unit slide in closer together between the muscle fibers of adjacent motor units
Indicate whether the statement is true or false
____________________ and ____________________ are referred to as contractile proteins, whereas ____________________ and ____________________ are referred to as regulatory proteins
Fill in the blank(s) with correct word
Identify important regulatory hormones that establish and maintain male sexual function
What will be an ideal response?
The suture that forms the articulation of the parietal bones with the frontal bone is the ________ suture
A) lambdoid B) calvarial C) coronal D) squamous E) sagittal