The tiny air sacs in the lungs where most gaseous exchange occurs are called

Options

  • A. Bronchi
  • B. Tracheae
  • C. Alveoli
  • D. Larynx
  • E. Pleura

Correct Answer (Detailed Explanation is Below)

C. Alveoli

Detailed Explanation

Alveoli are microscopic air sacs surrounded by capillaries and provide the main surface for exchange of oxygen and carbon dioxide.