| mar | margin; marker [chromosome] |
|---|---|
| MB | Bachelor of Medicine [Lat. Medicinae Baccalaureus]; buccal margin; isoenzyme of creatine kinase cont... |
| MG | Marcus Gunn [pupil]; margin; medial gastrocnemius [muscle]; membranous glomerulonephritis; menopausa... |
| PPA | palpation, percussion, auscultation; pepsin A; phenylpropanolamine; phenylpyruvic acid; Pittsburgh p... |
| RCM | radial contour model; radiographic contrast medium; red cell mass; reinforced clostridial medium; re... |
| infraorbital margin | The inferior half of the orbital rim, or the lower border of the orbital opening, formed by the maxilla medially and the zygomatic bone laterally. See: orbital rim. Synonym: margo infraorbitalis. (05 Mar 2000) |
|---|---|
| interosseous margin | Edge of a bone to which a fibrous (interosseous) membrane is attached, by which the bone becomes attached to another bone. See: interosseous border of fibula, interosseous border of radius, interosseous border of tibia, interosseous border of ulna. Synonym: margo interosseus, interosseous crest, interosseous margin. (05 Mar 2000) |
| occipital margin | Edge of a bone which articulates with the occipital bone. See: occipital border of parietal bone, occipital border of temporal bone. Synonym: margo occipitalis, occipital margin. (05 Mar 2000) |
| falciform margin | The sharply curved, free margin of the saphenous opening in the fascia lata; medially, it ends in a superior and an inferior horn. Synonym: margo falciformis. (05 Mar 2000) |
| ulnar margin of forearm | An imaginary line extrapolated from the medial epicondyle of the humerus to the styloid process of the ulna, forming a border between the anterior and posterior surfaces. Synonym: margo medialis antebrachii, margo ulnaris antebrachii, ulnar margin of forearm. (05 Mar 2000) |
| zygomatic margin of greater wing of sphenoid bone | The border of the greater wing of the sphenoid that articulates with the zygomatic bone. Synonym: margo zygomaticus alae majoris, zygomatic margin of greater wing of sphenoid bone. (05 Mar 2000) |
| fibular margin of foot | The border of the foot between the small toe and the heel. Synonym: margo lateralis pedis, margo fibularis pedis, fibular margin of foot. (05 Mar 2000) |
| lacrimal margin of maxilla | The margin of the nasal surface of the maxilla that articulates with the lacrimal bone. Synonym: margo lacrimalis maxillae, lacrimal margin of maxilla. (05 Mar 2000) |
| lambdoid margin of occipital bone | <anatomy> The margin of the occipital squama that articulates with the parietal bones in the lambdoid suture. Synonym: margo lambdoideus squamae occipitalis, lambdoid margin of occipital bone. (05 Mar 2000) |
| lateral margin | The margin or edge of a structure which is farthest from the midline. Synonym: margo lateralis, lateral margin. (05 Mar 2000) |
| frontal margin | Edge of a bone which articulates with the frontal bone. See: frontal border of parietal bone, frontal border of sphenoid bone. Synonym: margo frontalis, frontal margin. (05 Mar 2000) |
| bacteria-free stage of bacterial endocarditis | Endocarditis described prior to the antibiotic era and presumably due to spontaneous healing of the bacterial vegetations. (05 Mar 2000) |
| carbon dioxide-free water | Purified water that has been boiled vigorously for 5 minutes or more. (05 Mar 2000) |
| radical, free | In biochemistry, it is a group of atoms bonded together into an entity that is extremely reactive and shortlived. (a free radical is not a political extremist on parole.) (12 Dec 1998) |
| germ-free animal | An animal which has no microorganisms whatsoever living in or on it. An animal which was born and raised in an isolated environment with no microorganisms in it, such as within a germ-free isolator. (09 Oct 1997) |