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