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