| DRL | dorsal root, lumbar; drug-related lupus |
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| FALP | fluoro-assisted lumbar puncture |
| HLD | hepatolenticular degeneration; herniated lumbar disk; Hippel-Lindau disease; hypersensitivity lung d... |
| LBP | lipopolysaccharide-binding protein; low back pain; low blood pressure; lumbar back pain |
| LBS | low back syndrome; lumbar back strain |
| lumbar region | The region of the back lateral to the vertebral region and between the rib cage and the pelvis. Synonym: regio lumbalis. (05 Mar 2000) |
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| lumbar rheumatism | <symptom> Pain in the lumbar region. Origin: L. Lumbus = loin (18 Nov 1997) |
| lumbar rib | An occasional rib articulating with the transverse process of the first lumbar vertebra. (05 Mar 2000) |
| lumbar rotator muscles | The rotator muscles of the lumbar vertebrae. Synonym: musculi rotatores lumborum, lumbar rotator muscles. (05 Mar 2000) |
| lumbar segments of spinal cord | The five lumbar segments of the spinal cord which give rise to the five pairs of lumbar spinal nerves and constitute the lumbar part of the spinal cord. Synonym: segmenta medullae spinalis lumbaria. (05 Mar 2000) |
| lumbar splanchnic nerves | Branches from the lumbar sympathetic trunks that pass anteriorly to convey presynaptic sympathetic fibres to, and visceral afferents from, the coeliac, intermesenteric, aortic, and superior hypogastric plexuses. Synonym: nervi splanchnici lumbales. (05 Mar 2000) |
| lumbar triangle | An area in the posterior abdominal wall bounded by the edges of the latissimus dorsi and external oblique muscles and the iliac crest; herniations occasionally occur here. Synonym: trigonum lumbale, Petit's lumbar triangle. (05 Mar 2000) |
| lumbar trunks | Two lymphatic ducts conveying lymph from the lower limbs, pelvic viscera and walls, large intestine, kidneys, and suprarenal glands; they discharge into the cisterna chyli. Synonym: trunci lumbales. (05 Mar 2000) |
| lumbar veins | Five in number, these veins accompany the lumbar arteries, drain the posterior body wall and the lumbar vertebral venous plexuses, and terminate anteriorly as follows: the first and second in the ascending lumbar vein, the third and fourth in the inferior vena cava, and the fifth in the iliolumbar vein; all communicate via the ascending lumbar veins. Synonym: venae lumbales. (05 Mar 2000) |
| lumbar vertebrae | The vertebrae, usually five in number, located in the lumbar region of the back. Synonym: vertebrae lumbales. (05 Mar 2000) |
| communicating branches of auriculotemporal nerve to facial nerve | <anatomy, nerve> Branches conveying fibres from the auriculotemporal nerve to the facial nerve. Synonym: rami communicantes nervi auriculotemporalis cum nervo faciali. (05 Mar 2000) |
| communicating branches of lingual nerve to hypoglossal nerve | <anatomy, nerve> Communicating branches between the lingual nerve (from mandibular nerve) and hypoglossal nerve forming a plexus on the hypoglossus muscle. Synonym: rami communicantes nervi lingualis cum nervo hypoglosso. (05 Mar 2000) |
| communicating branch of facial nerve with glossopharyngeal nerve | <anatomy, nerve> A small branch from the digastric branch of the facial nerve to the glossopharyngeal nerve. Synonym: ramus communicans cum nervo glossopharyngeo, Haller's ansa. (05 Mar 2000) |
| communicating branch of glossopharyngeal nerve with auricular branch of vagus nerve | <anatomy, nerve> A small branch of the glossopharyngeal nerve which joins the auricular branch of the vagus, conveying tactile fibres. Synonym: ramus communicans cum nervo glossopharyngeo, ramus communicans nervi glossopharyngei cum ramo auriculari nervi vagalis. (05 Mar 2000) |
| communicating branch of lacrimal nerve with zygomatic nerve | <anatomy, nerve> Nerve branch by which postsynaptic parasympathetic (secretomotor) fibres from the pterygopalatine ganglion are transferred from the zygomatic nerve to the lacrimal nerve (heretofore purely sensory) for distribution to the lacrimal gland. Synonym: ramus communicans nervi lacrimalis cum nervo zygomatico. (05 Mar 2000) |