| AC | abdominal circumference; abdominal compression; absorption coefficient; abuse case; acetate; acetylc... |
|---|---|
| ADA | adenosine deaminase; American Dental Association; American Dermatological Association; American Diab... |
| LA | lactic acid; large amount; laser angioplasty; late abortion; late antigen; latex agglutination; left... |
| LB | lamellar body; large bowel; left breast; left bronchus; left bundle; left buttock; leiomyoblastoma; ... |
| LH | late healing; lateral hypothalamic [syndrome]; left hand; left heart; left hemisphere; left hyperpho... |
| posterior descending artery | <anatomy, artery> Posterior interventricular branch of right coronary artery. Continuation of right coronary artery in posterior interventricular sulcus; descends to apex to anastomose with anterior interventricular artery; supplies most of diaphragmatic aspect of ventricles and posterior third of interventricular septum. Synonym: ramus interventricularis posterior arteriae coronariae dextrae, posterior descending artery. (05 Mar 2000) |
|---|---|
| descending | Of or pertaining to descent; moving downwards. <astronomy> Descending constellations or signs, that point in a planet's orbit where it intersects the ecliptic in passing southward. <mathematics> Descending series, a series in which each term is numerically smaller than the preceding one; also, a series arranged according to descending powers of a quantity. Source: Websters Dictionary (01 Mar 1998) |
| descending aorta | A part of the aorta, further divided into the thoracic aorta and the abdominal aorta. Synonym: pars descendens aortae, aorta descendens, descending part of aorta. (05 Mar 2000) |
| descending artery of knee | <anatomy, artery> Origin, femoral, in adductor canal; distribution, penetrates vastoadductor fascia to supply knee joint and adjacent parts; anastomoses, medial superior genicular, medial inferior genicular, lateral superior genicular, lateral inferior genicular and anterior tibial recurrent arteries, i.e., articular network of knee. Synonym: arteria genus descendens, arteria anastomotica magna, descending artery of knee, great anastomotic artery. (05 Mar 2000) |
| descending colon | The fourth portion of the large intestine (colon) that communicates with the transverse colon in the left-upper quadrant of the abdomen and the rectum below. (27 Sep 1997) |
| descending current | The direction of current flow in a nerve when the cathode is placed peripheral to the anode, in contrast to ascending current. Synonym: centrifugal current. (05 Mar 2000) |
| descending degeneration | Orthograde (wallerian) degeneration of an injured nerve fibre; i.e., distal to the lesion, degeneration caudal to the level of a spinal cord lesion. (05 Mar 2000) |
| descending genicular artery | <anatomy, artery> Origin, femoral, in adductor canal; distribution, penetrates vastoadductor fascia to supply knee joint and adjacent parts; anastomoses, medial superior genicular, medial inferior genicular, lateral superior genicular, lateral inferior genicular and anterior tibial recurrent arteries, i.e., articular network of knee. Synonym: arteria genus descendens, arteria anastomotica magna, descending artery of knee, great anastomotic artery. (05 Mar 2000) |
| descending neuritis | Inflammation progressing downward along a nerve trunk in a direction toward the periphery. (05 Mar 2000) |
| descending nucleus of the trigeminus | The long sensory nucleus extending from the caudal border of the pontine sensory nucleus of the trigeminus down through the lateral region of the rhombencephalon into the upper three segments of the spinal cord's dorsal horn; it receives the fibres of the sensory root of the trigeminal nerve which descend along its lateral border as the spinal tract of trigeminal nerve. Synonym: nucleus tractus spinalis nervi trigemini, descending nucleus of the trigeminus, spinal nucleus of the trigeminus. (05 Mar 2000) |
| descending palatine artery | <anatomy, artery> Origin, maxillary; distribution, soft palate, gums, and bones and mucous membrane of hard palate; anastomoses, sphenopalatine, ascending palatine, ascending pharyngeal, and tonsillar branches of facial. Synonym: arteria palatina descendens. (05 Mar 2000) |
| descending part of aorta | A part of the aorta, further divided into the thoracic aorta and the abdominal aorta. Synonym: pars descendens aortae, aorta descendens, descending part of aorta. (05 Mar 2000) |
| descending part of duodenum | descending part of duodenum |
| descending part of facial canal | Second portion of the facial canal, after the horizontal parts, beginning at the posterior end of the lateral crus where the canal begins to descend. It runs vertically downward, ending at the stylomastoid foramen. Anteriorly, the descending part of the facial canal communicates with the tympanic cavity via the canaliculus for the nerve to the stapedius muscle and the posterior canaliculus of the chorda tympani. (05 Mar 2000) |
| descending scapular artery | <anatomy, artery> Origin, subclavian or as the deep branch of the transverse cervical; distribution, passes deep to the rhomboid muscles, supplying them and other muscles and skin along the vertebral border of the scapula; anastomoses, suprascapular and scapular circumflex. Synonym: arteria dorsalis scapulae, rami profundi arteriae transversae cervicis, ramus profundus arteriae transversae colli, arteria scapularis dorsalis, arteria scapularis descendens, deep branch of the transverse cervical artery, descending scapular artery, ramus profundus arteria scapularis descendens. (05 Mar 2000) |