The circulatory system: -Is made up of blood vessels that carry blood away from and towards the heart- The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide.
The heart:-the heart pumps the blood that not only carries materials such as oxygen and glueose that are vital for body futions but also waste such as carbon dioxide away from the cells
Veins:-Veins are blood vessels that transport blood from various regins of the body back to the heart
Arteries:-Arteries are blood vessels that transport oxygen rich blood away from the heart to various regions of the body
Capillapiers:-Capillapiers are small thin blood vessels that are found all throughout the body