Beginner Lung Quiz

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This quiz contains 10 questions. Click below to begin.

Q1. What is the primary function of the lungs?

  • Gas exchange (oxygen in, carbon dioxide out)
  • Produce hormones
  • Digest food
  • Filter blood

Q2. How many lungs does a typical human have?

  • Two
  • Four
  • Three
  • One

Q3. What separates the lungs from the abdominal cavity?

  • Stomach
  • Liver
  • Pleura
  • Diaphragm

Q4. Which lung has three lobes?

  • Both lungs
  • Left lung
  • Right lung
  • Neither

Q5. Which tube carries air into the lungs from the trachea?

  • Alveoli
  • Bronchi
  • Esophagus
  • Diaphragm

Q6. What is the name of the tiny air sacs where gas exchange occurs?

  • Alveoli
  • Bronchioles
  • Pleura
  • Capillaries

Q7. What covers the outer surface of the lungs?

  • Visceral pleura
  • Endothelium
  • Peritoneum
  • Parietal pleura

Q8. Which muscle is primarily responsible for inhalation?

  • Trapezius
  • Diaphragm
  • Rectus abdominis
  • Biceps

Q9. Which structure connects the larynx to the bronchi?

  • Esophagus
  • Trachea
  • Alveoli
  • Pharynx

Q10. Which lung is slightly smaller and why?

  • Right lung; space for liver
  • Left lung; reduced blood supply
  • Right lung; air pressure differences
  • Left lung; space for the heart
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