During contraction,
A) cross-bridges of muscle filaments are broken and reformed.
B) ATP is used to break cross-bridges.
C) muscle cells use glucose derived from glycogen as an energy source.
D) glycogen depletion may lead to muscle fatigue.
E) all of these occur.
Correct Answer:
Verified
Q7: Q30: During muscle contractions, Q32: Action potentials traveling down the plasma membrane Q33: Q36: Breaking actin-myosin bonds requires Q38: The most prevalent mineral ion stored in Q40: The shoulder blade is the Q44: The pectoralis major muscle is located Q46: Functionally, the plasma membrane of a muscle Q47: Which mature tissue has nutrient canals?
A) the sarcomeres shorten.
B) the
A) ATP.
B) ADP.
C) calcium.
D)
A)tibia.
B)patella.
C)scapula.
D)clavicle.
E)tarsal.
A)in the
A)skin
B)bone
C)cartilage
D)epithelial
E)muscle
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