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