HBS Quiz 1.2

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Last updated 1:12 AM on 10/20/25
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9 Terms

1
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When myosin head has attached to binding site on actin, but is stationary, what else is attached to it?

ADP + Pi

2
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When myosin head has attached to binding site on actin and is pulling actin what else is attached to it?

Nothing

3
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What binds to myosin head causing it to detach from actin?

ATP

4
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What binds to myosin head causing it to energize and be ready to bind with actin?

ATP

5
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What is released from myosin as it attaches to actin?

ADP + Pi

6
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What does the Axon Terminal release?

Acetylcholine

7
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What does the Muscle Fiber release?

Calcium

8
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What does the calcium bind to?

Troponin

9
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What site does it expose?

Actin