Which of the following statements is NOT correct regarding the motor units and their activation?
A) A motor unit in muscles of gross movement can have thousands of muscle cells.
B) All muscle fibers in a single motor unit are of the same fiber type.
C) A weak contractile stimulus activates fast-twitch motor units.
D) The metabolic capacity of muscle fibers within a motor unit can be altered.
E) At its peak intensity, a contractile stimulus will activate muscle fibers that are easily fatigued.
Correct Answer:
Verified
Q35: Which of the following is a characteristic
Q36: Which fibers generate more force?
A) fast-twitch fibers
B)
Q37: Muscle fatigue arises primarily from failure in
A)
Q38: Within a single fiber, the tension developed
Q39: _ is the backup energy molecule that
Q41: Match the structures with the accurate description.
-a
Q42: In the lever system that characterizes the
Q43: Match the structures with the accurate description.
-the
Q44: Match from the following list.
-The letter assigned
Q45: In order for the bicep muscle to
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