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