Topics: Musculoskeletal System Responses to Exercises Quiz
How does the recruitment of motor units affect muscle force production?
A. Increases muscle fatigue
B. Decreases muscle strength
C. Enhances muscle force
D. Stabilizes muscle contraction
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What is the primary function of the sarcoplasmic reticulum in muscle cells?
A. Store and release calcium ions
B. Generate ATP for muscle contraction
C. Anchor myosin to actin filaments
D. Regulate muscle flexibility