Elasticity of hea muscle mainly depends on
Correct Answer: Titin
Description: Titin, the largest known protein (with a molecular mass near 3,000,000 Da), connects the Z lines to the M lines and provides scaffolding for the sarcomere. It contains two kinds of folded domains that provide muscle with its elasticity.Ref: Ganong&;s Review of medical physiology 25th edition. Page: 101
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Physiology
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