| bag net | A bag-shaped net for catching fish. Source: Websters Dictionary (01 Mar 1998) |
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| bag of waters | The amniotic sac and amniotic fluid. (12 Dec 1998) |
| breathing bag | A collapsible reservoir from which gases are inhaled and into which gases may be exhaled during general anaesthesia or artificial ventilation. Synonym: reservoir bag. (05 Mar 2000) |
| reservoir bag | A collapsible reservoir from which gases are inhaled and into which gases may be exhaled during general anaesthesia or artificial ventilation. Synonym: reservoir bag. (05 Mar 2000) |
| Petersen's bag | An obsolete device consisting of a rubber bag introduced into the rectum and inflated to push up the bladder to facilitate suprapubic cystotomy. (05 Mar 2000) |
| colostomy bag | <surgery> A bag worn over an artifical anus to collect faeces. (05 Mar 2000) |
| Politzer bag | A pear-shaped rubber bag used for forcing air through the eustachian tube by the Politzer method. (05 Mar 2000) |
| honey-bag | <zoology> The receptacle for honey in a honeybee. Source: Websters Dictionary (01 Mar 1998) |
| nuclear bag | <cell biology> The aggregation of nuclei occurring in the nonstriated centre of an intrafusal muscle fibre of a neuromuscular spindle. (05 Mar 2000) |
| nuclear bag fibre | The largest type of intrafusal muscle fibre's in a neuromuscular spindle, containing a central aggregation of nuclei (nuclear bag). (05 Mar 2000) |
| Douglas bag | A large bag in which expired gas is collected for several minutes to determine oxygen consumption in humans under conditions of actual work. Origin: C.G. Douglas (05 Mar 2000) |
| farding-bag | The upper stomach of a cow, or other ruminant animal; the rumen. Origin: Of uncertain origin; cf. Fardel. Source: Websters Dictionary (01 Mar 1998) |
| acoustic area | The floor of the lateral recess of the fourth ventricle, extending medially to the limiting sulcus and overlying the cochlear and vestibular nuclei of the rhombencephalon. Synonym: area acustica. (05 Mar 2000) |
| adaptive management area | Landscape units designated for development and testing of technical and social approaches to achieving desired ecological, economic, and other social objectives. (05 Dec 1998) |
| air quality maintenance area | Specific populated area where air quality is a problem for one or more pollutants (Portland-Vancouver, Salem, Eugene-Springfield, Medford-Ashland). (05 Dec 1998) |