pulmonary alveolus

A small air sac in the lungs, where oxygen and carbon dioxide are exchanged with the blood.

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  • Pulmonary alveolus — An alveolus (plural: alveoli, from Latin alveolus , little cavity ) is an anatomical structure that has the form of a hollow cavity. Found in the lung, the pulmonary alveoli are spherical outcroppings of the respiratory bronchioles and are the… …   Wikipedia

  • pulmonary alveolus — Any of the 300 million or so small air spaces in the lungs where carbon dioxide leaves the blood and oxygen enters it. Alveoli form clusters (alveolar sacs) connected by alveolar ducts to the bronchioles. Their thin walls contain numerous… …   Universalium

  • Alveolus (disambiguation) — Alveolus (plural alveoli, adjective alveolar) is a general anatomical term for a concave cavity or pit that may refer to several more specific structures:* In anatomy: ** Pulmonary alveolus, an air sac in the lungs ** Alveolar gland ** Dental… …   Wikipedia

  • pulmonary — /pul meuh ner ee, pool /, adj. 1. of or pertaining to the lungs. 2. of the nature of a lung; lunglike. 3. affecting the lungs. 4. having lungs or lunglike organs. 5. pertaining to or affected with disease of the lungs. [1650 60; < L pulmonarius… …   Universalium

  • Pulmonary gas pressures — Following is a list of average partial pressures (in torr) for a human at rest:Factors affecting alveolar gas pressuresThe alveolar oxygen pressure is lower than the atmospheric O2 partial pressure for two reasons. * Firstly, as the air enters… …   Wikipedia

  • alveolus — noun a) A small cavity or pit. b) an anatomical structure that has the form of a hollow cavity Syn: pulmonary alveolus …   Wiktionary

  • Pulmonary compliance — (or lung compliance) can refer to either dynamic or static lung compliance. Static lung compliance is the change in volume for any given applied pressure.[1] Dynamic lung compliance is the compliance of the lung at any given time during actual… …   Wikipedia

  • Pulmonary surfactant — Diagram of the alveoli with both cross section and external view Pulmonary surfactant is a surface active lipoprotein complex (phospholipoprotein) formed by type II alveolar cells. The proteins and lipids that surfactant comprises have both a… …   Wikipedia

  • Pulmonary artery — Artery: Pulmonary artery …   Wikipedia

  • Pulmonary surfactant-associated protein A1 — PSPA redirects here; for the Egyptian maritime body please see Port Said Port Authority. Surfactant protein A1 Identifiers Symbols SFTPA1; COLEC4; FLJ50593; FLJ51913; FLJ61144; FLJ77898; FLJ79095; FLJ99559; MGC133365; MGC198590; …   Wikipedia


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