Respiratory System Quiz

Which of the following is NOT a part of the upper respiratory tract?

• Nose

• Pharynx

• Trachea

• Larynx

The primary site of gas exchange in the lungs is the:

• Bronchi

• Bronchioles

• Alveoli

• Capillaries

Which muscle plays a crucial role in inhalation by contracting and flattening?

• Intercostal muscles

• Diaphragm

• Trachea

• Lungs

What is the function of the epiglottis?

• To filter air

• To produce sound

• To prevent food from entering the trachea

• To regulate blood pH

Which of the following is a chronic inflammatory disease of the airways?

Explain the process of gas exchange in the alveoli.

What are the main differences between the upper and lower respiratory tracts?

Describe two ways you can protect your respiratory system from harmful substances.

What are some common symptoms of respiratory illnesses?

Why is it important to get vaccinated against influenza?