Depolarization of a muscle fiber is stimulated by:
A) potassium ions
B) calcium ions
C) cholinesterase
D) acetylcholine
Correct Answer:
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Q79: In the neuromuscular junction, the membrane of
Q80: In cell respiration in muscles, the product
Q81: During depolarization:
A)sodium ions rush into the cell
B)potassium
Q82: Which statement is NOT true of sarcomeres?
A)Calcium
Q83: Which statement is NOT true of the
Q85: During a state of polarization, the sarcolemma
Q86: At the neuromuscular junction, the sarcolemma contains:
A)acetylcholine
Q87: When repolarization takes place, the sarcolemma has
Q88: During depolarization, the sarcolemma has a _
Q89: In the sliding filament mechanism of muscle
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