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Skeletal Muscle Response to Exercise Eustress Quiz

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Skeletal Muscle Response to Exercise Eustress Quiz

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Questions and Answers

What is one of the adaptive responses in skeletal muscle triggered by routine exercise?

Decreased muscle fiber composition

Enhanced capillarization (correct)

Reduced oxygen delivery

Increased carbohydrate storage

Which factor can contribute to fatigue in skeletal muscle?

Accumulation of metabolites like lactate (correct)

Reduced energy depletion

Increased calcium handling

Enhanced neurotransmitter production

What is a key benefit of the adaptations in skeletal muscle due to routine exercise?

Impaired energy production

Decreased exercise capacity

Reduced overall fitness levels

Enhanced muscle function (correct)

Why is understanding the mechanisms of fatigue important?

To prevent overuse injuries and manage performance Signup and view all the answers

Which metabolic change helps sustain muscle activity in the absence of sufficient oxygen?

Optimization of energy production Signup and view all the answers

What are the main energy sources for muscle contraction?

ATP and creatine phosphate Signup and view all the answers

What molecular adaptations occur in skeletal muscle in response to regular exercise?

Mitochondrial biogenesis and angiogenesis Signup and view all the answers

In intense exercise situations with an oxygen supply-demand mismatch, what metabolic adaptation does skeletal muscle undergo?

Increased reliance on anaerobic glycolysis Signup and view all the answers

How does creatine phosphate contribute to muscle function during high-intensity, short-duration activities?

It serves as a rapid source of energy to replenish ATP levels Signup and view all the answers

What physiological changes in muscle composition result from regular exercise?

Promotion of mitochondrial biogenesis and angiogenesis Signup and view all the answers