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Questions and Answers
Which molecule is the primary energy source used by muscle cells for converting chemical energy to mechanical energy?
Which molecule is the primary energy source used by muscle cells for converting chemical energy to mechanical energy?
- Adenosine Triphosphate (correct)
- Guanosine Triphosphate
- Adenosine Diphosphate
- Adenosine Monophosphate
What happens to the ATP pool in skeletal muscle during contraction?
What happens to the ATP pool in skeletal muscle during contraction?
- It depletes completely
- It decreases significantly (correct)
- It remains constant
- It increases
How many contractions can the small ATP pool in skeletal muscle support if not replenished?
How many contractions can the small ATP pool in skeletal muscle support if not replenished?
- No contractions
- Many contractions
- A few contractions (correct)
- Unlimited contractions
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