After an action potential is triggered, the rapid increase in membrane potential can be attributed to
A. the closing of sodium leak channels.
B. the direction reversal of the sodium/potassium pump.
C. the opening of the voltage-gated potassium channels.
D. the closing of potassium leak channels.
E. the opening of voltage-gated sodium channels.
Answer: E
You might also like to view...
The ________ and ________ domains of the class II MHC protein interact to form a peptide-binding site
A) B / T B) light / heavy C) C / V D) ?1 / ?1
Rubbing a substance on uncoated paper should reveal if it contains
(a) lipid. (b) carbohydrate. (c) protein. (d) sugar.
Which of the following are fetal membranes? (Check all that apply.)
_____ chorion _____ endometrium _____ allantois _____ amnion _____ yolk sac
What distribution pattern is the most common
in the natural world? a. random b. uniform c. clumped d. stratified or layered e. homogeneous