| 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... |
| 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) |
|---|---|
| orbital margin of eyelids | The outer or peripheral attached borders of the upper and lower eyelids; the "root" of the eyelids, along which it is attached to the orbital rim. (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) |
| free margin | Unattached edge of a sturcture, often opposite the attached edge. See: free border of nail, free border of ovary. Synonym: margo liber, free margin. (05 Mar 2000) |
| free margin of eyelids | The unattached inferior edge of the upper lid and superior edge of the lower lid, where the anterior (cutaneous) surface of the eyelid meets the posterior (conjunctival) surface of the eyelid. The free margins of the eyelids bound the rima palpebrarum, and each free margin has an anterior and posterior border. See: borders of eyelids. (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) |
| ganglion cells of dorsal spinal root | Pseudounipolar nerve cell bodies in the ganglia of the dorsal spinal nerve roots; the sensory spinal nerves are composed of the peripheral axon branches of these sensory ganglion cell's, whereas the central axon branch of each such cell enters the spinal cord as a component of the dorsal root. (05 Mar 2000) |
| medial dorsal cutaneous nerve | <anatomy, nerve> The medial terminal branch of the superficial peroneal nerve, supplying the dorsum of the foot and dorsal nerves to the toes (except adjacent sides of great and second toes). Synonym: nervus cutaneus dorsalis medialis, dorsal medial cutaneous nerve. (05 Mar 2000) |
| superficial dorsal sacrococcygeal ligament | <anatomy> The continuation of the supraspinal ligament from the sacrum to the coccyx. Synonym: ligamentum sacrococcygeum posterius superficiale, superficial posterior sacrococcygeal ligament. (05 Mar 2000) |