Contraction of right ventricle pumps blood into

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 .

The carbon dioxide loaded blood from the right ventricle is pumped into the lungs through ...........artery.

Contraction of auricles and ventricles makes a sound called heartbeat.

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

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.

The inability of the left ventricle to pump blood adequately to the body's cells is indicative of .......