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