PUT THE EVENTS OF MUSCLE CONTRACTION IN ORDER Question 28 options: 12345 Calcium ions attach to the troponin. This causes...

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Medical Sciences

PUT THE EVENTS OFMUSCLE CONTRACTION IN ORDER
Question 28 options:
12345
Calcium ions attach to thetroponin. This causes the tropomyosin to move away from the actinactive sites.
12345
An ATP molecule providesthe energy to return the myosin cross bridge back to its original(cocked) position
12345
Myosin heads bend and pullthe actin over the myosin
12345
Myosin cross bridges attachto the active sites of the actin
12345
Nerve stimulation causesCalcium ions to be released from the Sarcoplasmic Reticulum

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1 Nerve stimulation causes Calcium ions to be released from theSarcoplasmic Reticulum 2Calcium ions attach to the troponin This causes the tropomyosinto move away from the actin active sites 3 See Answer

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12345	Calcium ions attach to thetroponin. This causes the tropomyosin to move away from the actinactive sites.
12345	An ATP molecule providesthe energy to return the myosin cross bridge back to its original(cocked) position
12345	Myosin heads bend and pullthe actin over the myosin
12345	Myosin cross bridges attachto the active sites of the actin
12345	Nerve stimulation causesCalcium ions to be released from the Sarcoplasmic Reticulum