Multiple Choice
Which of the following processes usually results in muscle fatigue?
A) Using muscles increases the breakdown of acetylcholinesterase.
B) Muscle fiber sodium channels become "leaky" during prolonged use.
C) Internal organelles responsible for picking up calcium develop "leaky channels" as muscles are used.
D) Actin and myosin molecules break due to overuse.
Correct Answer:
Verified
Correct Answer:
Verified
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