When we eat, the food is changed into nutrients and minerals that our body needs. Where does the process of absorption of nutrients and minerals take place? *
1 point
A. Small Intestine
B. Stomach
C. Large Intestine
D. Esophagus
15. What is the role of the respiratory system in our body? *
1 point
A. Exchange of gases
B. Support and body shape
C. Distribution of nutrients
D. Protection of the internal organs
16. What is the correct pathway of air during Inhalation? *
1 point
A. nasal cavity - pharynx - larynx - trachea - bronchi - bronchioles - lungs
B. nasal cavity - larynx - pharynx - trachea - bronchioles - bronchi - lungs
C. lungs - bronchioles - bronchi - trachea - larynx - pharynx - nasal cavity
D. lungs - bronchi - bronchioles - trachea - pharynx - larynx - nasal cavity
17. Which of the following is the correct pathway of air during Exhalation? *
1 point
A. nasal cavity - pharynx - larynx - trachea - bronchi - bronchioles - lungs
B. nasal cavity - larynx - pharynx - trachea - bronchioles - bronchi - lungs
C. lungs - bronchioles - bronchi - trachea - larynx - pharynx - nasal cavity
D. lungs - bronchi - bronchioles - trachea - pharynx - larynx - nasal cavity
18. Which pair of words are used in the process when you inhale and exhale? *
1 point
A. carbon dioxide and water
B. oxygen and carbon dioxide
C. oxygen and water
D. oxygen, carbon dioxide and water
19. Which organ below the lungs acts like a balloon that expands when we inhale and contracts when we exhale? *
1 point
A. bronchioles
B. diaphragm
C. larynx
D. trachea
20. When we breathe, we take-in oxygen and take-out carbon dioxide. Where does the exchange of gases happen? *
1 point
A. alveoli
B. bronchi
C. bronchiole
D. trachea
21. The circulatory system is responsible in delivering food nutrient and oxygen to the cells and remove waste materials. Which of the following organs is part of the circulatory system? *
1 point
A. Heart, arteries, veins
B. Heart, blood, blood vessels
C. Heart, lungs, blood vessels
D. Heart, blood, capillaries
22. Why does the heart had to pump blood? *
1 point
A. To exchange the gases in the lungs.
B. To collect all the waste materials from the body cells.
C. To provide force for the blood to move from the lower to the upper part of the body.
D. Both B and C.
23. How will you describe the heart? *
1 point
A. It is an inflexible organ.
B. It is a hallow muscular organ.
C. It works like a pumping machine.
D. Both B and C.
24. What is the function of the circulatory system? *
1 point
A. To repair body cells.
B. To distribute body cells.
C. To protect the body from foreign bodies.
D. To distribute oxygen and nutrients to the body cells and collect the waste materials.
25. Blood circulates throughout the body, which of the following blood vessels carries the deoxygenated blood back to the heart? *
1 point
A. artery
B. arterioles
C. capillaries
D. veins​