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