The enzyme acetylecholinesterase causes acetylcholine to
A) bind to actin.
B) be secreted from the motor end plate.
C) decompose.
D) form cross-bridges.
Correct Answer:
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Q4: Muscle fibers are basically a collection of
A)muscles.
B)sarcomeres.
C)connective
Q5: Myofibrils are composed primarily of
A)actin and myosin.
B)perimysium
Q6: Transverse tubules and sarcoplasmic reticulum are well
Q7: The discoloration and swelling that occurs with
Q8: Creatine phosphate
A)causes the decomposition of ATP.
B)causes the decomposition
Q10: A sarcomere is best described as
A)a part
Q11: The functional unit of muscle contraction is
A)the
Q12: The amount of oxygen liver cells require
Q13: Functions of muscles include
A)pumping blood.
B)generating electrical impulses.
C)storage
Q14: Organize the following parts of a muscle
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