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