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