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The wall of left ventricle is thicker th...

The wall of left ventricle is thicker than right ventricle.

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Left ventricle pumps blood to all the parts of the body, Therefore, for forceful pumping it has a thicker wall. Right ventricle sends blood to nearby lungs and hence does not have thick wall.
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Why does the left ventricle has a thicker wall than the right ventricle ? Explain.

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 ?

Assertion (A): The muscular walls of ventricles are thicker than auricles. Reason (R): This helps in preventing the back flow of blood.

The walls of ventricles are much thicker than atria. Explain.

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.

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 ?

The pathway of blood from left ventricle of the heart to the right atrium is

Left ventricle is the thickest chamber of the heart.