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Why does the left ventricle has a thicke...

Why does the left ventricle has a thicker wall than the right ventricle ? Explain.

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Left ventricle, on contraction, has to pump blood to all parts of the body via left aorta. On the contrary, right ventricle, on contraction, has to pump blood only to the lungs.
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Explain the following : (a) Why does the atrial systole normally precedes the ventricular systole ? (b) Why is S-A node called the pacemaker of the heart ? (c ) Why does the ventricle relax as a closed chamber in the early phase of its diastole ? (d) Why is there no mixing of deoxygenated and oxgenated blood in mammalian heart ? (e ) Why can you palpate the pulse on an artery in each heart beat ? (f) Why does the lymph contain much less proteins than the plasma ? (g) Why does the ventricle contract as a closed chamber in the early phase of its systole ? (h) Why is the closed circulatory system more efficient than the open one ? (i) Why does the left ventricle has a thicker wall than the right ventricle ?

The wall of left ventricle is thicker than right ventricle.

Assertion (A) : Left ventricle of heart has a thinner wall than that of the right ventricle . Reason (R ) : Right ventricle pump blood to nearby lungs .

Assertion Left ventricle of heart has a thinner wall than that of right ventricle. Reason Left ventricle eeds to pump blood to nearby lungs only.

A : Left ventricle pumps blood at a much higher pressure to all body parts involved in systemic circulation. R : The muscular wall of the left ventricle is two to four times as thick as the wall of right ventricle.

Left ventricle is the thickest chamber of the heart.

Due to developmental abnormality, the wall of left ventricle of an infant's heart is as thin as that of right ventricle. What would be its specific effect on circulation of blood ?