Respiratory System Quiz

What is the function of the respiratory system?

• Digestion

• Gas exchange

• Excretion

• Circulation

Which structure in the respiratory system contains the vocal cords?

• Pharynx

• Alveoli

• Bronchi

• Larynx

During inspiration, what happens to the diaphragm?

• Causes the lungs to recoil

• Expands the rib cage

• Relaxes and moves upwards

• Contracts and flattens downwards

What is the function of the bronchioles in the respiratory system?

• Lead air to the lungs

• Filter out dust particles

• Produce sound during speech

• Site of gas exchange

Which respiratory pathology causes the lung to collapse?

• Asthma

• Pneumonia

• Bronchitis

• Pneumothorax

What is the main function of the intercostal muscles in breathing?

• Expand the rib cage

• Relax and move upwards

• Contract and flatten downwards

• Assist in breathing

Where does gas exchange occur in the respiratory system?

• Larynx

• Alveoli

• Pharynx

• Bronchi

Which structure in the respiratory system is known as the windpipe?

• Pharynx

• Trachea

• Bronchi

• Larynx

What is the role of the nasal cavity in the respiratory system?

• Site of gas exchange

• Filter out dust particles

• Lead air to the lungs

• Produce sound during speech

What is the main function of the alveoli in the lungs?

• Site of gas exchange

• Lead air to the lungs

• Filter out dust particles

• Produce sound during speech