Note: AIPMT Book
Heart is a mesodermal organ, present in thoracic cavity between lungs. It is protected by double layered Pericardium with pericardial fluid in it. It has four chambers, 2 atria and 2 ventricles. ...
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written 1 year, 5 months ago
Note: Circulatory system
Our heart is made of cardiac tissue. Nodal tissue is also distributed in heart. A patch of this tissue Sino-atrial node ( SAN ) is present on upper side of right atrium on right side while Atrio-ventricular node ( AVN ...
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written 1 year, 5 months ago
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