A special vascular system of blood vessels present in our body exclusively for the circulation of blood to and from the cardiac musculature is:
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Correct answer: Coronary circulation
Coronary circulation is the functional blood supply of the heart itself. The coronary arteries and veins supply oxygenated blood to the myocardium and carry deoxygenated blood back to the right atrium.
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More Human Heart: Structure and Working questions
- The T-wave in an ECG represents the return of the ventricles from excited to normal state. This process is called:
- Which chamber of the heart has the thickest muscular wall?
- The double-walled membranous bag that encloses the heart and contains a fluid to reduce friction is called:
- Which of the following valves prevents the backflow of blood from the right ventricle into the right atrium?
- The 'Pacemaker' of the human heart is located in which chamber?
- Which nodal tissue is responsible for receiving impulses from the SAN and delaying them slightly before passing them to the ventricles?