The absolute refractory period assures
A. that no after-potential occurs.
B. that the stimulus is strong enough to elicit a response.
C. reversal of the direction of propagation of the action potential.
D. completion of repolarization before another action potential.
E. prolonged depolarization during the action potential.
Answer: D
You might also like to view...
Identify the structures that receive axons from the vestibular nucleus of medulla. (Check all that apply.)
A. Thalamus B. Semicircular canals C. Cerebellum D. Extrinsic eye muscles
The posterior portion of the knee is known as the _________ region.
Fill in the blank(s) with the appropriate word(s).
Which of the following descriptions best matches the term gastrin?
A) where pancreatic juice and bile enter duodenum B) carries absorbed sugars and amino acids C) stimulates pancreas to secrete bicarbonate-rich fluid D) causes gallbladder to contract E) stimulates gastric secretion
What type of fracture results when the bone is splintered?
A) closed B) open C) comminuted D) compression