The relative refractory period of an axon coincides with the period of
A. increased K+ permeability of the cell.
B. increased K+ flux into the cell.
C. Na+ permeability that is greater than that during the depolarization phase.
D. Increased Na+ flux through K+ channels.
E. activation and inactivation of voltage-dependent Na+ channels.
Answer: A
Anatomy & Physiology
You might also like to view...
The term that describes the neck region is ________
Fill in the blank with correct words.
Anatomy & Physiology
The sartorius muscle is located _________ and performs _________ of the hip joint.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
Carriers of a recessive trait are always heterozygous for that trait.
Answer the following statement true (T) or false (F)
Anatomy & Physiology
________ is a molecular "ferry" that brings amino acids to the ribosome to build a protein.
A) DNA B) mRNA C) rRNA D) t-RNA
Anatomy & Physiology