A) elimination of waste from tissues and cells B) transportation of food, water and oxygen to tissues and cells C) transportation of nitrogen throughout the body D) elimination of carbon dioxide from tissues and cells
A) all over B) away from C) toward D) around
A) around B) toward C) away from D) all over
A) capillary B) vein C) artery D) aorta
A) white blood cells B) plasma C) red blood cells D) platelets
A) white blood cells B) plasma C) red blood cells D) platelets
A) white blood cells B) red blood cells C) platelets D) plasma
A) aorta B) vena cava C) ventricle D) atria
A) atria B) aorta C) ventricle D) vena cava
A) brain B) lungs C) liver D) heart
A) temperature regulation B) storage of fat and calcium C) protect against infection D) transport oxygen
A) excretory system B) digestive system C) skeletal system D) respiratory system
A) atria B) valves C) ventricles D) plasma
A) 3 pumps B) 4 pumps C) 2 pumps D) 1 pump
A) oxygen and carbon dioxide B) hydrogen and carbon dioxide C) oxygen and hydrogen D) nitrogen and oxygen |