AP BIOLOGY

Detailed explanation-1: -The circulatory system is made up of blood vessels that carry blood away from and towards the heart. Arteries carry blood away from the heart and veins carry blood back to the heart. The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide.

Detailed explanation-2: -Plasma – blood cells, nutrients and wastes float in this liquid.

Detailed explanation-3: -Your heart pumps blood around the body all the time-about five litres (eight pints) of it-and this is called circulation. Your heart, blood and blood vessels together make up your cardiovascular system (or heart and circulatory system).

Detailed explanation-4: -Your circulatory system, also called the cardiovascular system or vascular system, transports oxygen, nutrients and hormones to your body’s cells to use for energy, growth and repair.

Detailed explanation-5: -Your circulatory system, also known as your cardiovascular system, is made up of your heart and blood vessels. It works to transport oxygen and other nutrients to all the organs and tissues in your body.