Muscle fatigue occurs ________.
A. due to decreased extracellular K+
B. when muscle cell pH increases
C. when muscles are only partially able to contract
D. when muscle cell glycogen is depleted
Answer: D
You might also like to view...
The sodium-potassium ATPase functions by performing
A. primary active transport. B. secondary active transport. C. exocytosis. D. both exocytosis and endocytosis. E. receptor-mediated endocytosis.
The type of voltage-gated channel that possesses an inactivation gate that temporarily closes after the channel is active is the
A. voltage-gated potassium channel. B. voltage-gated sodium channel. C. voltage-gated calcium channel. D. voltage-gated chloride channel.
Somatic reflexes involve ______________________________________ muscles
Fill in the blank(s) with correct word
Which of the following is not accomplished by a chemical released from activated phagocytes?
a. Decreasing plasma iron so that it is unavailable for bacterial multiplication b. Stimulating histamine release from mast cells c. Stimulating the synthesis of viral-blocking enzymes d. Inducing the development of fever e. Stimulating proliferation of white blood cells