| iso- | 1. <prefix> A prefix that means equal or like. 2. <chemistry> A prefix indicating isomer of (isomerism); e.g., isocyanate vs. cyanate. 3. <immunology> A prefix designating sameness with respect to species; in recent years, the meaning has shifted to sameness with respect to genetic constitution of individuals. Origin: G. Isos, equal (20 Jun 2000) |
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| iso-osmotic | <physiology> Having the same total osmotic pressure or osmolality as another fluid (ordinarily intracellular fluid); such a fluid is not isosmotic if it includes solutes that freely permeate cell membranes. Synonym: iso-osmotic. (05 Mar 2000) |
| Ambu bag | Proprietary name for a self-reinflating bag with nonrebreathing valves to provide positive pressure ventilation during resuscitation with oxygen or air. (05 Mar 2000) |
| bag | 1. To swell or hang down like a full bag; as, the skin bags from containing morbid matter. 2. To swell with arrogance. 3. To become pregnant. 1. A sack or pouch, used for holding anything; as, a bag of meal or of money. 2. A sac, or dependent gland, in animal bodies, containing some fluid or other substance; as, the bag of poison in the mouth of some serpents; the bag of a cow. 3. A sort of silken purse formerly tied about men's hair behind, by way of ornament. 4. The quantity of game bagged. 5. A certain quantity of a commodity, such as it is customary to carry to market in a sack; as, a bag of pepper or hops; a bag of coffee. Bag and baggage, all that belongs to one. To give one the bag, to disappoint him. Origin: OE. Bagge; cf. Icel. Baggi, and also OF. Bague, bundle, LL. Baga. Source: Websters Dictionary (01 Mar 1998) |
| bag cell neurons | <cell biology> Cluster of electrically coupled neurons in the abdominal ganglion of Aplysia that are homogeneous, easily dissected out and release peptides that stimulate egg laying. (18 Nov 1997) |
| bag-gel implant | An implant composed of a silicone rubber bag containing a silicone gel; used in augmentation mammaplasty. (05 Mar 2000) |
| bag net | A bag-shaped net for catching fish. Source: Websters Dictionary (01 Mar 1998) |
| 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) |