Alveolus (disambiguation)
Encyclopedia
Alveolus is a general anatomical term for a concave cavity or pit.

Alveolus may refer to:

In anatomy and zoology in general
  • Pulmonary alveolus
    Pulmonary alveolus
    An alveolus is an anatomical structure that has the form of a hollow cavity. Found in the lung parenchyma, the pulmonary alveoli are the dead ends of the respiratory tree, which outcrop from either alveolar sacs or alveolar ducts, which are both sites of gas exchange with the blood as well...

    , an air sac in the lungs
  • Alveolar gland
    Alveolar gland
    In contrast to tubular glands, in the second main variety of gland, the secretory portion is enlarged and the lumen variously increased in size. These are termed alveolar glands ....

  • Dental alveolus
    Dental alveolus
    Dental alveolus are sockets in the jaws in which the roots of teeth are held in the alveolar process of maxilla with the periodontal ligament. The lay term for dental alveoli is tooth sockets...

    , also known as "tooth socket", a socket in the jaw that holds the roots of teeth
    • Alveolar ridge
      Alveolar ridge
      An alveolar ridge is one of the two jaw ridges either on the roof of the mouth between the upper teeth and the hard palate or on the bottom of the mouth behind the lower teeth. The alveolar ridges contain the sockets of the teeth....

      , the jaw structure that contains the dental alveoli
    • Alveolar canals
      Alveolar canals
      The infratemporal surface of the maxilla is pierced about its center by the apertures of the alveolar canals, which transmit the posterior superior alveolar vessels and nerves....

  • arteries
    • Superior alveolar artery
      Superior alveolar artery
      The superior alveolar artery does not exist.Rather, the posterior superior alveolar artery is a branch of the maxillary artery that serves the upper teeth and other related structures....

      • Anterior superior alveolar arteries
        Anterior superior alveolar arteries
        The anterior superior alveolar arteries originate from the infraorbital artery; they supply the upper incisors and canines; they also supply the mucous membrane of the maxillary sinus.-See also:* Posterior superior alveolar artery...

      • Posterior superior alveolar artery
        Posterior superior alveolar artery
        The posterior superior alveolar artery is given off from the maxillary, frequently in conjunction with the infraorbital artery just as the trunk of the vessel is passing into the pterygopalatine fossa.-Branches:...

    • Inferior alveolar artery
      Inferior alveolar artery
      - Course :It descends with the inferior alveolar nerve to the mandibular foramen on the medial surface of the ramus of the mandible.It runs along the mandibular canal in the substance of the bone, accompanied by the nerve, and opposite the first premolar tooth divides into two branches, incisor and...

  • nerves
    • Anterior superior alveolar nerve
      Anterior superior alveolar nerve
      The anterior superior alveolar branch , of considerable size, is given off from the maxillary nerve just before its exit from the infraorbital foramen; it descends in a canal in the anterior wall of the maxillary sinus, and divides into branches which supply the incisor and canine teeth.It...

    • Middle superior alveolar nerve
      Middle superior alveolar nerve
      The middle superior alveolar nerve is a nerve that drops from the infraorbital portion of the maxillary nerve to supply the sinus mucosa, the roots of the maxillary premolars, and the mesiobuccal root of the first maxillary molar....

    • Inferior alveolar nerve
      Inferior alveolar nerve
      The inferior alveolar nerve is a branch of the mandibular nerve, which is itself the third branch of the trigeminal nerve .-Path:...



In Botany, Microbiology, and related disciplines alveoli may be:
  • Surface cavities or pits, such as on the stem of Myrmecodia
    Myrmecodia
    Myrmecodia is a genus of epiphytic myrmecophytes native to Southeast Asia and large islands extending south to Queensland in Australia. Myrmecodia plants grow in tree branches and on trunks. In nature, Myrmecodia tubers often grow hanging downward on bare branches without significant amounts of...

     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 diatom
    Diatom
    Diatoms are a major group of algae, and are one of the most common types of phytoplankton. Most diatoms are unicellular, although they can exist as colonies in the shape of filaments or ribbons , fans , zigzags , or stellate colonies . Diatoms are producers within the food chain...

    s


In medicine
  • Alveolar soft part sarcoma
    Alveolar soft part sarcoma
    Alveolar soft part sarcoma, abbreviated ASPS, is a very rare type of soft tissue sarcoma, that grows slowly and whose cell of origin is unknown.It arises mainly in children and young adults...



In linguistics
  • Alveolar consonant
    Alveolar consonant
    Alveolar consonants are articulated with the tongue against or close to the superior alveolar ridge, which is called that because it contains the alveoli of the superior teeth...

    , a linguistic vocalization depending upon touching tongue to alveolar ridge
  • Alveolar stop

See also

  • Acinus
    Acinus
    An acinus refers to any cluster of cells that resembles a many-lobed "berry," such as a raspberry...

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