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