Respiratory System Quiz

What is the purpose of the respiratory system?

• To provide a constant supply of oxygen to keep your body cells functioning

• To remove carbon dioxide from the body cells

• Both A and B

• None of the above

Which organ warms and moistens the air?

• Nasal cavity

• Pharynx

• Larynx

• Trachea

What is the function of the epiglottis?

• To cover the trachea during swallowing

• To produce sticky mucus

• To connect the larynx with the bronchi

• To exchange carbon dioxide and oxygen

Which structure is known as the 'voice box'?

• Nasal cavity

• Pharynx

• Larynx

• Trachea

Where does the exchange of carbon dioxide and oxygen take place?

• Nasal cavity

• Bronchioles

• Alveoli

• Pleura

What is the function of the diaphragm?

• To pump blood throughout the body

• To help with digestion

• To filter waste from the blood

• To assist with breathing

Which structure is responsible for producing sound?

• Nasal cavity

• Larynx

• Pharynx

• Trachea

What is the purpose of bronchi?

• To cover the trachea during swallowing

• To connect the larynx with the bronchioles

• To produce sticky mucus

• To transport air to and from the lungs

Which organ is responsible for filtering out impurities from the blood?

• Nasal cavity

• Larynx

• Pharynx

• Alveoli

What is the function of the pleura?

• To cover the trachea during swallowing

• To produce sticky mucus

• To connect the larynx with the bronchi

• To protect and lubricate the lungs