| IR | drop of voltage across a resistor produced by a current; ileal resection; immune response; immunizat... |
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| ISM | information sources map [of UMLS]; International Society of Microbiologists; intersegmental muscle |
| LDM | lactate dehydrogenase, muscle; limited dorsal myeloschisis |
| LLD | left lateral decubitus [muscle]; leg length discrepancy; long-lasting depolarization |
| LLR | large local reaction; left lateral rectus [muscle]; left lumbar region |
| papillary muscle | <anatomy> Small muscles within the heart which anchor the heart valves. (12 Dec 1998) |
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| papillary muscle dysfunction | Impaired function of a papillary muscle, usually due to ischemia or infarction, with resulting incompetence of the mitral valve. Synonym: papillary muscle syndrome. (05 Mar 2000) |
| papillary muscle syndrome | Impaired function of a papillary muscle, usually due to ischemia or infarction, with resulting incompetence of the mitral valve. Synonym: papillary muscle syndrome. (05 Mar 2000) |
| Gavard's muscle | <anatomy> Oblique fibres in the muscular coat of the stomach. (05 Mar 2000) |
| ventral sacrococcygeal muscle | <anatomy> An inconstant muscle on the pelvic surfaces of the sacrum and coccyx, the remains of a portion of the tail musculature of lower animals. Synonym: musculus sacrococcygeus ventralis, musculus sacrococcygeus anterior, ventral sacrococcygeal muscle. (05 Mar 2000) |
| ventral sacrococcygeus muscle | <anatomy> An inconstant muscle on the pelvic surfaces of the sacrum and coccyx, the remains of a portion of the tail musculature of lower animals. Synonym: musculus sacrococcygeus ventralis, musculus sacrococcygeus anterior, ventral sacrococcygeal muscle. (05 Mar 2000) |
| Marcacci's muscle | <anatomy> A sheet of smooth muscle fibres underlying the areola and nipple of the mammary gland. (05 Mar 2000) |
| genioglossal muscle | <anatomy> One of the paired lingual muscles; origin, mental spine of the mandible; insertion, lingual fascia beneath the mucous membrane and epiglottis; action, depresses and protrudes the tongue; nerve supply, hypoglossal. Synonym: musculus genioglossus, genioglossal muscle, genioglossus, musculus geniohyoglossus. (05 Mar 2000) |
| genioglossus muscle | <anatomy> One of the paired lingual muscles; origin, mental spine of the mandible; insertion, lingual fascia beneath the mucous membrane and epiglottis; action, depresses and protrudes the tongue; nerve supply, hypoglossal. Synonym: musculus genioglossus, genioglossal muscle, genioglossus, musculus geniohyoglossus. (05 Mar 2000) |
| marginal part of orbicularis oris muscle | <anatomy> The part of the orbicularis oris muscle located in the margin of the lips, i.e., the red area. Synonym: pars marginalis musculi orbicularis oris. (05 Mar 2000) |
| vertical muscle of tongue | An intrinsic muscle of the tongue, consisting of fibres that pass from the aponeurosis of the dorsum to the aponeurosis of the inferior surface; action, decreases the superior to inferior dimension of (flattens) the tongue; nerve supply, hypoglossal for motor, lingual for sensory. Synonym: musculus verticalis linguae. (05 Mar 2000) |
| rectococcygeal muscle | <anatomy> A band of smooth muscle fibres passing from the posterior surface of the rectum to the anterior surface of second or third coccygeal segment. Synonym: musculus rectococcygeus, rectococcygeal muscle. (05 Mar 2000) |
| rectococcygeus muscle | <anatomy> A band of smooth muscle fibres passing from the posterior surface of the rectum to the anterior surface of second or third coccygeal segment. Synonym: musculus rectococcygeus, rectococcygeal muscle. (05 Mar 2000) |
| rectourethralis muscle | <anatomy> Smooth muscle fibres that pass forward from the longitudinal muscle layer of the rectum to the membranous urethra in the male. Synonym: musculus rectourethralis, rectourethral muscle. (05 Mar 2000) |
| rectourethral muscle | <anatomy> Smooth muscle fibres that pass forward from the longitudinal muscle layer of the rectum to the membranous urethra in the male. Synonym: musculus rectourethralis, rectourethral muscle. (05 Mar 2000) |