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) around B) away from C) toward D) all over
A) all over B) around C) toward D) away from
A) capillary B) aorta C) vein D) artery
A) red blood cells B) plasma C) white blood cells D) platelets
A) red blood cells B) white blood cells C) plasma D) platelets
A) platelets B) red blood cells C) plasma D) white blood cells
A) ventricle B) aorta C) atria D) vena cava
A) atria B) aorta C) ventricle D) vena cava
A) brain B) heart C) liver D) lungs
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) ventricles B) plasma C) atria D) valves
A) 1 pump B) 2 pumps C) 3 pumps D) 4 pumps
A) nitrogen and oxygen B) hydrogen and carbon dioxide C) oxygen and hydrogen D) oxygen and carbon dioxide |