| MPOA | medial preoptic area |
|---|---|
| MSA | major serologic antigen; male-specific antigen; mannitol salt agar; Medical Services Administration;... |
| MTAC | mass transfer area coefficient |
| MVA | mechanical ventricular assistance; mevalonic acid; mitral valve area; motor vehicle accident |
| MVOA | mitral valve orifice area |
| trigger area | A specific point or area where, if stimulated by touch, pain, or pressure, a painful response will be induced. Synonym: dolorogenic zone, trigger area, trigger zone. (05 Mar 2000) |
|---|---|
| excitable area | Area of the frontal lobe concerned with primary motor control. It lies anterior to the central sulcus. (12 Dec 1998) |
| Jonston's area | An obsolete term for alopecia areata. (05 Mar 2000) |
| Kiesselbach's area | An area on the anterior portion of the nasal septum rich in capillaries (Kiesselbach's plexus) and often the seat of epistaxis. Synonym: Little's area. (05 Mar 2000) |
| unsuitable area | Areas not appropriate for timber harvest due to fragile or shallow soils, scenic values, special wildlife habitat areas, and riparian or wetland values, among other possible reasons. (05 Dec 1998) |
| lateral hypothalamic area | Extends throughout most of the rostrocaudal extent of the hypothalamus lateral to the column of the fornix; includes lateral tuberal nuclei, tuberomamillary nuclei, and diffuse populations of cells. Synonym: lateral hypothalamic area. (05 Mar 2000) |
| frontal area | Cortex of the frontal lobe of the cerebral hemisphere, originally, the entire cortical expanse anterior to the central sulcus, including the agranular motor and premotor cortex (Brodmann's areas 4 and 6), the dysgranular cortex (area 8), and the granular frontal (prefrontal) cortex anterior to the latter, now more often refers to the granular frontal (prefrontal) cortex. Synonym: frontal area. (05 Mar 2000) |
| fronto-orbital area | The cerebral cortex covering the basal surface of the frontal lobes. Synonym: fronto-orbital area. (05 Mar 2000) |
| fusion area | The area in and about the macula retinae in which stimulation of noncorresponding retinal points nevertheless results in stereoscopic vision. Synonym: fusion area. (05 Mar 2000) |
| Little's area | An area on the anterior portion of the nasal septum rich in capillaries (Kiesselbach's plexus) and often the seat of epistaxis. Synonym: Little's area. (05 Mar 2000) |
| local area networks | Communications networks connecting various hardware devices together within or between buildings by means of a continuous cable or voice data telephone system. (12 Dec 1998) |