The circulatory system takes oxygen and nutrients to all the tissues of carbon dioxide.Then it takes them to organs that eliminate them. The circulatory system includes the heart,the blood vessels and the blood.
BLOOD VESSELS:are special tubes that carry blood all around the body.There are three tyoes of blood vessels:arteries,veins and capillaries. ARTERIES:carry blood aways from the heart VEINS:carry the blood back to the heart. CAPILLARIES:are tiny blood vessels that connect the smallest arteries to the smallest veins.
Reed blood cells.BLOOD:contains liquid plasma and solid blood cells. Platelests:help to form a solid clot when thre is a cut in a blood vessel. Red blood cells: carry oxygen. White blood cells:fight infections in the body.
PULMONARY CIRCULATION. GENERAL CIRCULATION. Oxegenated blood flows from the heart toBlood fows from the heart to the the rest of the body.The oxygen goes intolungs.Inthe lung, the blood releases tissues of the body and the blood picks upcarbon dioxide and picks up oxygen. carbon dioxide.
Exercise: Walk or do sport for 30minutes or more every day.Eat healthy food:Eat lots of freshfruit, vegetables,, beans and fish.Stay away from cigarettesmoke.Smoking is very bad foryour respiratory and circulationsystems.
The sweat glands andthe urinary tract.
They produce sweat- a liquid that contains water, waste products and mineral salts.
THE URINARY TRACT:The main parts of the urinary tract are kidneys,the urethers,the bladder and the urethra.