Multiple Choice
The peak power generated by any skeletal muscle increases with increasing velocities of movement up to a movement speed of 200-300 degrees per second.Which of the following factors can explain this observation?
A) ATPase activity decreases as a function of the speed of muscle shortening.
B) Myosin cross-bridges develop velocity-related fatigue.
C) muscle ATP levels are depleted at shortening velocities above 300 degrees per second.
D) None of the above answers are correct
Correct Answer:
Verified
Correct Answer:
Verified
Q18: One of the proposed mechanisms to explain
Q19: The formation of cross-bridges that initiates the
Q20: Disease-related muscle wasting is referred to as<br>A)cachexia.<br>B)proteolysis.<br>C)myobiogenesis.<br>D)None
Q21: The cell membrane around a muscle fiber
Q22: Postactivation potentiation is defined as<br>A)the increase in
Q24: The amount of force exerted during muscular
Q25: The force velocity curve describes the relationship
Q26: Which type of muscle fiber has been
Q27: The breakdown of ATP in muscle is
Q28: In contrast to power athletes,endurance athletes typically