Alveolus ( , ; , ; ) is a general anatomical term for a concave cavity or pit.

Uses in anatomy and zoology

Pulmonary alveolus, an air sac in the lungs

• Alveolar cell or pneumocyte

• Alveolar duct

• Alveolar macrophage

• Mammary alveolus, a milk sac in the mammary glands

• Alveolar gland

Dental alveolus, also known as "tooth socket", a socket in the jaw that holds the roots of teeth

• Alveolar ridge, the jaw structure that contains the dental alveoli

• Alveolar canals

• Alveolar process

Arteries:

Superior alveolar artery (disambiguation)

• Anterior superior alveolar arteries

• Posterior superior alveolar artery

  Inferior alveolar artery

Nerves:

• Anterior superior alveolar nerve

• Middle superior alveolar nerve

• Inferior alveolar nerve

Uses in botany, microbiology and related disciplines

• Surface cavities or pits, such as on the stem of Myrmecodia species

• Pits on honeycombed surfaces such as receptacles of many angiosperms

• Pits on the fruiting bodies of fungi such as Boletus or the ascocarps of fungi such as typical ascomycetes

• Pits on the valves of the tests of many diatoms

• Membrane supporting vesicles of the alveolates

Uses in linguistics

• Alveolar consonant, a linguistic vocalization which involves placing one's tongue against the alveolar ridge

• Alveolar stop

See also

• Alveolar soft part sarcoma, a very rare type of soft-tissue sarcoma,

• Acinus, considered by some (but not all) sources to be synonymous with Alveolus

References