What will occur once the calcium ions are released due to the action potential?
00
It will attach to tropomyosin, changing the shape of troponin, unblocking binding sites for myosin
head.
It will trigger potassium ions to flow within and out of the muscle cell
It will cause the sarcolemma to become more permeable to calcium ions.
It will attach to troponin, changing the shape of tropomyosin and unblocking binding sites for myosin
head
It will attach to the myosin head, causing cross-bridging.