肺はい胞ほう

noun

pulmonary alveolus; alveoli; air sac

Anatomical term for the tiny air sacs in the lungs where gas exchange occurs. Used in medical and biological contexts.

• 肺はい胞ほうで酸さん素そと二に酸さん化か炭たん素その交こう換かんが行おこなわれる。

  Oxygen and carbon dioxide are exchanged in the pulmonary alveoli.