Breathing a. d. respiratory d. heart a. a. a. c. six a. C. 5. The life support system that feeds the cells with food and oxygen is the Dexhaling Circulatory 6. Which organ is NOT a part of the circulatory system? b. excretory 'c. digestive Blood 7. Which organ is referred to as the living pump? b. esophagus c. blood vessel Heart b. lung d. stomach c. liver 8. What is the largest artery in the body? a. arterioles b. aorta d. muscular artery c. elastic artery 9. All of the following carry blood to and from all parts of the body EXCEPT: a. Arteries d. veins b. large int.estines c. capillaries 10. How may chambers does the heart ha ve? a. Four b. five d. seven 11. What part of the circulatory system carries materials like oxygen and wastes to the different parts of the body? a blood vessels b. blood c. heart d. veins 12. Why does the body need oxygen? a. For eliminating waste products c. For fighting disease-causing microorganisms b. For neutralizing carbon dioxide build-up d. For burning digested food to provide energy to the body 13. In which organ does exchange of gases take place? a. Mouth b. nose c. lungs d. trachea 14. What is the advantage of breathing faster durirag and after a strenuous exercise? Faster breathing uses up more energy b. More oxygen is need ed to supply trore energy Faster breathing ext jels more carton dioxide from the body d. It is an example of how the body maintains internal balance or homeostasis 15. The role of the respiratory system is to bring what substance into the body? a. water b. oxy gen c. carbor, dioxide d. red blood cells 16. Which of the following steps will NOT help prevent atherosclerosis? a avoiding smoking c. exercising regularly b. eating foods 1 hat contain a lot of sodium d. avoiding foods that are high in saturated fats 17. What do you think is the most effective way of caring for cur circulatory system? a. Eating a healthy diet b. Doing regular exercise c. Avoiding risk factors d. All of the above 18. What instrument is used to measure blood pressure? a. thermometer b. stethoscope C. sphygmomanometer d. blood bank 19. When the ventricles cor tract, blood is pumped c. through the septum. d. into veins b. into the heart. a. out of the heart. 20. What is the name of the small flap of tissue that seals off the trachea during swallowing? d. alveoli c. epiglottis 8. b. larynx pharynx line the nasal cavities and trachea are called d. capillaries urination, what is relea c. broncini

pls help me gusto ko na matapos ito mudule ko pls

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