ANATOMY

Detailed explanation-1: -The cardiovascular system is made up of the heart and blood vessels. It circulates blood throughout the body. A healthy cardiovascular system is vital to supplying the body with oxygen and nutrients.

Detailed explanation-2: -What Are the Parts of the Circulatory System? Two pathways come from the heart: The pulmonary circulation is a short loop from the heart to the lungs and back again. The systemic circulation carries blood from the heart to all the other parts of the body and back again.

Detailed explanation-3: -The three main components of the circulatory system are the heart, blood vessels, and red blood cells.

Detailed explanation-4: -The heart’s role is to pump oxygen-rich blood to every cell in the body. The blood vessels-a network of interconnecting arteries, arterioles, capillaries, venules, and veins-provide the pathway in which blood travels.