The 'Heart of Heart' is:

The systemic aorta arises from which of the following?

In the given diagram of the vertical section of the human heart,which label represents the papillary muscles?

In birds and mammals,the oxygenated blood is received by ...$A$... and deoxygenated blood is received by ...$B$.... The ventricles pump it out without any mixing of oxygenated and deoxygenated blood. Choose the correct option for $A$ and $B$.

What is the cardiac output produced by a normal heart?

. . . . . . circulates blood to different parts of the body.