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