A: Endocardium provides a smooth lining for t | vedclass

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(A) The endocardium is the innermost layer of the heart wall,which provides a smooth,frictionless surface for blood flow and covers the heart valves.I

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Assertion and Reason both are correct and Reason is the correct explanation of Assertion.

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(A) The endocardium is the innermost layer of the heart wall,which provides a smooth,frictionless surface for blood flow and covers the heart valves.It is continuous with the endothelium,which is the inner lining of the blood vessels throughout the entire cardiovascular system.Therefore,both the Assertion and the Reason are correct,and the Reason provides the correct explanation for why the endocardium functions as a smooth lining.

$A$: Endocardium provides a smooth lining for the inside of the heart and covers the valves of the heart.
$R$: Endocardium is continuous with the endothelial lining of the large blood vessels associated with the heart and the rest of the cardiovascular system.

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$A$: Endocardium provides a smooth lining for the inside of the heart and covers the valves of the heart.$R$: Endocardium is continuous with the endothelial lining of the large blood vessels associated with the heart and the rest of the cardiovascular system.