When muscle is suddenly activated to perform contractions at a rapid rate, most of the ATP to fuel the first 3‒5 seconds of exercise comes from
A) the aerobic breakdown of glycogen.
B) creatine phosphate hydrolysis.
C) anaerobic glycolysis.
D) ATP stored in the cell.
Correct Answer:
Verified
Q38: Suppose that each cross-bridge cycle moves the
Q39: Muscle A has a volume of 200
Q40: Refer to the figure shown. Q41: For muscle, the work produced during any Q42: Which of the following is not a Q44: Fast glycolytic muscle fibers depend on carbohydrate Q45: Lactate produced by muscle cells Q46: Which muscle can generate the most power Q47: Tonic muscle Q48: One reason that fast glycolytic muscle fibers
A) is produced
A) is a form of smooth
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