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