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