| MSA | major serologic antigen; male-specific antigen; mannitol salt agar; Medical Services Administration;... |
|---|---|
| PBM | peak bone mass; peripheral basement membrane; peripheral blood mononuclear [cell]; placental basemen... |
| PHM | peptide histidine methionine; peptidylglycine alpha-hydroxylating monooxygenase; posterior hyaloid m... |
| PM | after death (Lat. post mortem); after noon [Lat. post meridiem]; mean pressure; pacemaker; pantomogr... |
| SM | Master of Science; sadomasochism; self-monitoring; silicon microphysiometer; simple mastectomy; skim... |
| medial border of tibia | The rounded border of the tibia that separates the posterior and medial surfaces. Synonym: margo medialis tibiae. (05 Mar 2000) |
|---|---|
| medial brachial cutaneous nerve | <anatomy, nerve> Arises from the medial cord of the brachial plexus, unites in the axilla with the lateral cutaneous branch of the second intercostal nerve, and supplies the skin of the medial side of the arm. Synonym: nervus cutaneus brachii medialis, lesser internal cutaneous nerve, medial cutaneous nerve of arm, Wrisberg's nerve. (05 Mar 2000) |
| medial branches | Branches directed toward the midline, to the middle. Nomina Anatomica lists medial branches (ramus lateralis/rami mediales) of the following: 1) anterolateral central arteries, rami mediales arteriarum centralium anterolateralium; 2) dorsal primary rami of spinal nerves, rami medialis ramorum dorsalium nervorum cervicalium/thoracicalium/lumbalium/sacralium; 3) left branch of portal vein, rami mediales rami sinistri venae portae hepatis; 4) left hepatic duct, ramus medialis ductus hepatici sinistri; 5) middle lobar branch of right pulmonary artery, ramus medialis ramorum lobarium medium arteriorum pulmonarium dextrum; 6) supraorbital nerve, ramus medialis nervi supraorbitalis. Synonym: rami mediales. (05 Mar 2000) |
| medial calcaneal branches of tibial nerve | <anatomy, nerve> Cutaneous branches of tibial nerve distributed to the inferior and medial heel. Synonym: rami calcanei mediales nervi tibialis. (05 Mar 2000) |
| medial canthus | The angle formed by the union of the upper and lower eyelids medially. Synonym: angulus oculi medialis, angulus oculi nasalis, internal canthus, medial canthus. (05 Mar 2000) |
| medial cartilaginous layer | The broad medial portion of the cartilaginous part of the auditory tube. Synonym: lamina medialis cartilaginis tubae auditivae, lamina cartilaginis medialis tubae auditivae, medial cartilaginous layer, medial layer of cartilaginous auditory tube. (05 Mar 2000) |
| medial central nucleus of thalamus | A small cell group in the interthalamic adhesion of the thalamus, occupying the midline region of the internal medullary lamina, between the left and the right paracentral nucleus. Synonym: nucleus medialis centralis thalami. (05 Mar 2000) |
| medial cerebral surface | It faces, above as well as anterior and posterior to the corpus callosum, the falx cerebri; below it are the mesencephalon and the dura-covered medial wall of the middle cranial fossa. Synonym: facies medialis cerebri, medial cerebral surface. (05 Mar 2000) |
| medial circumflex artery of thigh | <anatomy, artery> Origin, profunda femoris; distribution, hip joint, muscles of thigh; anastomoses, inferior gluteal, superior gluteal, lateral circumflex femoral. Synonym: arteria circumflexa femoris medialis, medial circumflex artery of thigh, medial femoral circumflex artery. (05 Mar 2000) |
| medial circumflex femoral artery | <anatomy, artery> Origin, profunda femoris; distribution, hip joint, muscles of thigh; anastomoses, inferior gluteal, superior gluteal, lateral circumflex femoral. Synonym: arteria circumflexa femoris medialis, medial circumflex artery of thigh, medial femoral circumflex artery. (05 Mar 2000) |
| medial circumflex femoral veins | The venae comitantes that parallel the medial circumflex femoral artery. Synonym: venae circumflexae femoris mediales. (05 Mar 2000) |
| medial collateral | <anatomy> A strong ligament which connects the femur to the tibia, stabilising the inner aspect of the knee joint. (27 Sep 1997) |
| medial collateral ligament, knee | A broad, flat, longitudinal band on the medial side of the knee joint. It is attached superiorly to the medial epicondyle of the femur, inferiorly to the medial surface of the body of the tibia, and in between to the medial meniscus. It is a frequent site of injury, particularly rupture and tear. (12 Dec 1998) |
| medial collateral ligament of elbow | The triangular ligament extending from the medial epicondyle of the humerus to the medial side of the coronoid process and olecranon of the ulna. Synonym: ligamentum collaterale ulnare, medial collateral ligament of elbow, ulnar collateral ligament. (05 Mar 2000) |
| medial condyle | Condyle closest to midline. Synonym: condylus medialis. (05 Mar 2000) |