Questão de Histologia
What is the role of calcium ions in muscle contraction?
A
Calcium ions are responsible for the release of acetylcholine.
B
Calcium ions are responsible for the opening of sodium channels.
C
Calcium ions are responsible for the opening of calcium channels.
D
Calcium ions are responsible for the separation of myosin from actin.
E
Calcium ions are responsible for the formation of cross-bridges between myosin and actin.
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