alveolar period

alveolar period
the period or phase in lung development beginning in utero after the terminal saccular period (about 32 to 36 weeks) and lasting until about eight years of age. The terminal alveolar saccules subdivide several more times and mature alveoli form. Called also alveolar phase.

Medical dictionary. 2011.

Игры ⚽ Нужна курсовая?

Look at other dictionaries:

  • Alveolar osteitis — Alveolar osteitis. Note exposed bone as marked by the arrow. Alveolar osteitis or, colloquially, a dry socket, is a complication of wound healing following extraction of a tooth. The term alveolar refers to the alveolus, which is the part of the… …   Wikipedia

  • alveolar phase — see under period …   Medical dictionary

  • terminal saccular period — the period or phase of prenatal lung development lasting, in different parts of the lungs, from the twenty sixth week or later until near term, and followed by the alveolar period. Walls of the air spaces become thinner and the spaces divide into …   Medical dictionary

  • Development of human lung — The development of human lung arises from the laryngotracheal groove. The larynx, trachea, bronchi and lungs begin to form during the fourth week of embryonic development.[1] At this time, the respiratory diverticulum (lung bud) appears ventrally …   Wikipedia

  • respiratory disease — ▪ human disease Introduction  any of the diseases and disorders that affect human respiration (respiration, human).  Diseases of the respiratory system may affect any of the structures and organs that have to do with breathing, including the… …   Universalium

  • Romance languages — romance1 (def. 8). [1770 80] * * * Group of related languages derived from Latin, with nearly 920 million native speakers. The major Romance languages French, Spanish, Portuguese, Italian, and Romanian are national languages. French is probably… …   Universalium

  • Albanian language — Albanian Shqip Pronunciation [ʃcip] Spoken in Primarily in Southeastern Europe and by the Albanian diaspora worldwide. Native speakers …   Wikipedia

  • Echinococcosis — Classification and external resources Echinococcus life cycle (click to enlarge) ICD 10 B …   Wikipedia

  • Middle Chinese — 中古漢語 Spoken in China Region Medieval China Extinct Evolved into Proto Mandarin and other Chinese dialects apart from Min …   Wikipedia

  • Historical Chinese phonology — deals with reconstructing the sounds of Chinese from the past. As Chinese is written with logographic characters, not alphabetic or syllabary, the methods employed in Historical Chinese phonology differ considerably from those employed in, for… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”