Quiz 1: Circulatory and Respiratory Systems

1. Which of the following organs serves as the passageway of air to the lungs?

• Nose

• Trachea

• Bronchi

• Alveolus

2. Which of the following events happen when exhaling?

• Lungs expand

• Lungs contract

• Diaphragm goes down

• Ribcage moves up and in

3. Which of the following statements is correct in how respiratory system works?

• It allows carbon dioxide to enter the body.

• It allows oxygen to be taken out from the body.

• The diaphragm moves downward toward the abdomen when you inhale.

• The diaphragm moves downward toward the abdomen when you exhale.

4. Which of the following organs carry blood away from the heart?

• Veins

• Arteries

• Vena Cavae

• Capillaries

5. Valves in the heart prevents the blood to flow back to where it come from. Which of the following valves prevents blood to flow back from the left atrium?

• Mitral Valve

• Aortic Valve

• Tricuspid Valve

• Pulmonary Valve

6. Cardiac cycle happens when deoxygenated and oxygenated blood circulates throughout our body. Where can we find the deoxygenated blood when the upper chamber contracts and its corresponding valve closes for backflow prevention?

• Left Atrium

• Right Atrium

• Left Ventricle

• Right Ventricle

7. Cardiac cycle happens when deoxygenated and oxygenated blood circulates throughout our body. Where can we find the oxygenated blood when the upper chamber contracts and its corresponding valve closes for backflow prevention?

• Left Atrium

• Right Atrium

• Left Ventricle

• Right Ventricle

8. Which of the following statements is true about the pumping action of the heart?

• Both chambers contract and relax at the same time.

• Both chambers contract and relax when there is blood contained.

• When upper chamber contracts, the lower chamber contracts as well.

• When upper chamber contracts, the lower chamber relaxes and vice versa.

9. Astrid has been experiencing wheezing for days, so she decided to see a doctor as it becomes worse and her breathing becomes affected. Her findings show that there is an inflammation in the lining of the connecting tubes. What disease did Astrid have?

• Stroke

• Bronchitis

• Lung Cancer

• Angina Pectoris

10. Betty continues to do negative lifestyles even if she was advised by her doctor to avoid anything that would affect her well-being. One time, she collapses and she was confined in an ICU due to her condition. As she gain consciousness, she noticed numbness in her face and one side of her body. What disease did she had?

• Stroke

• Lung Cancer

• Angina Pectoris

• Blue Baby Syndrome