Quiz 1

Instruction: Carefully read the questions and answer it correctly. Write your answer on a separate sheet of paper. Your score is recorded and graded. Good luck

1. Which of the following is NOT a part of Respiratory System?

a. Lungs b. Blood c. Trachea d. Bronchi

2. What happens in the diaphragm when we inhale (breathe in)?

a. The diaphragm contracts and moves upward

b. The diaphragm relaxes and moves upward

c. The diaphragm contracts and moves downward

d. The diaphragm relaxes and moves downward

3. Which of the following is a shaped like a parachute and located below your lungs which helps you in breathing?

a. Lungs b. Diaphragm c. Pharynx d. Epiglottis

4. What will happen if the epiglottis does not close the entrance of airways?

a. The food particles will block the opening of the trachea and a person will have difficulty in breathing.

b. The pharynx will have difficulty in swallowing.

c. The food particles will block the bronchioles thus making it difficult to breathe in and breathe out.

d. The larynx will be blocked with food particles.

d.

5. What important activity takes place in the lungs?

a. Oxygen is exchanged for carbon dioxide.

b. The trachea is exchanged for the larynx.

c. Liquid waste is filtered from the blood.

d. Food is digested.

6. Which of the following is the main purpose of Respiratory System?

a. For blood circulation

b. For excretion of waste materials

c. For respiration

d. For body support

7. Which of the following is the correct sequence in the pathway of oxygen in the breathing system?

a. Nose --> trachea --> bronchi --> bronchioles --> alveoli

b. Nose --> bronchi --> bronchioles --> alveoli --> trachea

c. Nose --> alveoli --> trachea --> bronchi --> bronchioles

d. Nose --> trachea --> alveoli --> bronchi --> bronchioles

8. Which statement is NOT TRUE about the human circulatory system?

a. It makes blood cells.

b. It transports oxygen and nutrients.

c. It breaks down food and releases nutrients.

d. It is the first line of defense against bacteria.

9. Which blood vessel carries blood back to the heart?

a. Vein b. Capillary c. Blood Vessel d. Artery

10. What type of circulation carries oxygenated blood to the different parts of the body except lungs?

a. Bodily Circulation

b. Coronary Circulation

c. Pulmonary Circulation

d. Systemic Circulation

11. The nutrients obtained from the food during digestion are supplied by the circulatory system to the body. Which of the following does the circulatory system distribute to the body as it works with respiratory system?

a. Oxygen b. nutrients c. carbon dioxide d. nitrogen

12. If a rupture occurs in the pulmonary artery, which passageway is affected?

a. The passageway of blood going to aorta.

b. The passageway of blood going to lungs.

c. The passageway of blood going to vena cava.

d. The passageway of blood going to right atrium.

13. In order for the body to maintain homeostasis, the intake of oxygen into the lungs must be followed by which process?

a. The exhalation of carbon dioxide.

b. A decrease in gas exchange.

c. An increase in blood pressure.

d. A decrease in blood flow.

14. How do the respiratory and circulatory systems work together?

a. They supply the body's cells with oxygen.

b. They are responsible for the movement of the body.

c. They break down food into energy and eliminate waste.

d. They send chemical signals throughout the body via hormones.

15. The circulatory and respiratory systems work together to provide cells with oxygen and nutrients and remove wastes such as carbon dioxide. When the body needs more oxygen, how does the circulatory system respond?

a. The blood vessels in the arms and legs constrict to conserve oxygen.

b. Blood moves more slowly through the organs to carry away more wastes.

c. The heart beats faster to match the increase in breathing rate.

d. More blood is sent to the lungs and less to the rest of the body.