air sac


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Related to air sac: bronchiole
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  • noun

Synonyms for air sac

a tiny sac for holding air in the lungs

Related Words

any of the thin-walled extensions of the tracheae of insects

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any of the membranous air-filled extensions of the lungs of birds

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References in periodicals archive ?
coli mixed with bacteriophage into the thoracic air sac.
Tiny air sacs called alveoli are clustered in each lung in pockets called lobules.
To find out how having an air sac changed the sounds produced, Dr de Boer created plastic models of the mouth, tongue and throat and forced air down them to produce different vowel sounds.
The zoo would have to remove his air sac - an all-day surgical procedure never performed on a fully mature ape.
They introduced a variety of nano-scaled particles (a nanometer is one-billionth of a meter) into the air sac channel.
Objective--To determine the effects of recumbency on air sac volume, lung volume, and lung densities in CT images of healthy, conscious, and anesthetized spontaneously breathing Humboldt penguins (Spheniscus humboldti).
The opening above the eye was produced by an air sac within the skull that removed bone where it was not needed," said Carr.
13) First, the appearance of the testicular surface and the air sac membranes were evaluated to document pathologic alterations arising from recent endoscopies.
On postmortem examination, the findings were air sac cystadenocarcinoma involving the humeral air sac with metastases in the spleen and kidneys, atherosclerosis, pneumoconiosis, and mycotic granulomatous pneumonia and airsacculitis with isolation of Aspergillus niger.
Because the wishbone shafts lie close to an air sac -- an apparent reservoir for extra air -- in the starling's upper body, the researchers envisioned a functional relationship between the two structures.
Under each wall of the groove is a large air sac, connected to the insect's respiratory system.
The MG bacterin and live F-strain vaccinations were both protective and resulted in significant differences in air sac lesions, tracheal lesions, and ovarian regression compared to the nonvaccinated controls and the recombinant fowl-pox-MG vaccine (P [less than or equal to] 0.
In cases of tracheal obstruction, placing an air sac cannula often results in a dramatic improvement in clinical signs.
An air sac under its throat allows the walrus to bob vertically in the water while sleeping.