What is the difference between Alveoli and Parabronchi?

The difference between alveoli and parabronchi

is that “alveoli” is a small cavity or pit and “parabronchi” is any of very many small air passages in the lungs of birds.

alveoli

parabronchi

Noun

  • A small cavity or pit.
  • (anatomy) An anatomical structure that has the form of a hollow cavity, as:

Exemple

  • Synonym: pulmonary alveolus

Noun

  • (anatomy) Any of very many small air passages in the lungs of birds