EVERYDAY SCIENCE

Detailed explanation-1: -Your heart, blood and blood vessels together make up your cardiovascular system (or heart and circulatory system). The right side of the heart receives blood that is low in oxygen because most has been used up by the brain and body. It pumps this to your lungs, where it picks up a fresh supply of oxygen.

Detailed explanation-2: -Blood, the heart and the vessels through which blood is pumped around the body, together make up the cardiovascular system. They are vital for carrying nutrients, oxygen and waste around the body.

Detailed explanation-3: -These key parts of your circulatory system maintain blood flow to your body so you can survive: blood, made up of cells and plasma. the heart, a muscular organ that pumps blood to all parts of your body. blood vessels, a network of arteries, capillaries and veins to carry blood pumped by your heart.

Detailed explanation-4: -Arteries. Blood vessels that carry oxygenated blood away from the heart to the body. Veins. Blood vessels that carry blood from the body back into the heart. Capillaries. Tiny blood vessels between arteries and veins that distribute oxygen-rich blood to the body.