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    IMG SURVIVOR's Avatar
    IMG SURVIVOR is offline Moderator 536 points
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    ???

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    What is the function of ATP in muscle contraction?
    to what does it attach to?
    Moderator: USMLE AND Residency Forums.

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    why even bother with the obvious. Just know where you are need it and where you can help the most.

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    ********* | DM erutuF's Avatar
    ********* | DM erutuF is offline Senior Member 512 points
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    It attaches to the myosin head to detach the cross bridge between it and the actin filament. Lack of ATP results in the inability to relax the muscle resulting in rigor mortis.

    correct?

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    Detachment of myosin head from the myosin attachment site on actin.

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    stateofequilibrium's Avatar
    stateofequilibrium is offline Super Moderator 6105 points
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    ^ correct. Detachment, think rigor mortis
    Posterior Fornix.

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