Explain in short the structure of human heart .
Answers
Answer:
The human heart is a four-chambered muscular organ, shaped and sized roughly like a man's closed fist with two-thirds of the mass to the left of midline.
The heart is enclosed in a pericardial sac that is lined with the parietal layers of a serous membrane. The visceral layer of the serous membrane forms the epicardium.
Illustration of an internal view of the heart
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Answer:
heart is divided into 4 chambers a pair of ventricles and pair of auricles
there are 3 types of blood vessels connected to heart vains, arteries, capillaries
vains: carrys the deoxyginated blood brings from body organs to the heart.an exception of pulmonary vain contains oxygen riched blood which is connected to the lungs
arteries :carry oxygenated blood which supplies to all body organs through aorta it is bigger artery connected to heart which is again subdivided in to smaller and smaller arteries to that it can reach every cell in body
and an exception is pulmonary artery contain deoxeginated blood
Explanation:
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