| LR | labeled release; laboratory references; laboratory report; labor room; lactated Ringer [solution]; l... |
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| LRS | lactated Ringer solution; lateral recess stenosis; lateral recess syndrome; low rate of stimulation;... |
| LVN | lateral ventricular nerve; lateral vestibular nucleus; Licensed Visiting Nurse; Licensed Vocational ... |
| CIX-CXII | ninth to twelfth cranial nerves |
| CN | I to XII first to twelfth cranial nerves |
| lateral branches | Branches directed away from the midline, to the side. Nomina Anatomica lists lateral branches (ramus lasteralis/rami laterales) of the following: 1) anterior interventricular artery, ramus lateralis interventricularis anterioris arteriae coronariae sinistrae; 2) anterolateral central arteries, rami laterales arteriarum centralium anterolateralium; 3) dorsal primary rami of spinal nerves, rami laterales ramorum dorsalium nervorum cervicalium/thoracalium/lumbalium/sacralium; 4) left branch of portal vein, rami laterales rami sinistri venae portae hepatis; 5) left hepatic duct, ramus lateralis ductus hepatici sinistri; 6) middle lobe branch of right pulmonary artery, ramus lateralis ramorum lobarium medium arteriorum pulmonarium dextrum; 7) supraorbital nerve, ramus lateralis nervi supraorbitalis. Synonym: rami laterales. (05 Mar 2000) |
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| lateral calcaneal branches of sural nerve | <anatomy, nerve> Branches of sural nerve providing cutaneous innervation to posterior aspect of distal leg and lateral aspect of proximal portion of foot. Synonym: rami calcanei laterales nervi suralis. (05 Mar 2000) |
| lateral mammary branches | Branches primarily distributed to the lateral portion of the breast. Synonym: rami mammarii laterales. (05 Mar 2000) |
| lateral nasal branches of anterior ethmoidal nerve | <anatomy, nerve> Branches of nasociliary nerve distributed to walls of nasal cavity. Synonym: rami nasales laterales nervi ethmoidalis anterioris. (05 Mar 2000) |
| medial pectoral nerve | <anatomy, nerve> A nerve that arises from the medial cord of the brachial plexus to supply the pectoral muscles; usually pierces pectoralis minor, then continues to supply mainly the sternocostal portion of pectoralis major. Synonym: nervus pectoralis medialis, medial anterior thoracic nerve. (05 Mar 2000) |
| pectoral | 1. Of or pertaining to the breast, or chest; as, the pectoral muscles. 2. Relating to, or good for, diseases of the chest or lungs; as, a pectoral remedy. 3. <zoology> Having the breast conspicuously coloured; as, the pectoral sandpiper. <anatomy> Pectoral arch, or Pectoral girdle, the jacksnipe . Origin: L. Pectoralis, fr. Pectus, -oris the breast; cf. F. Pectoral. 1. A covering or protecting for the breast. 2. A breastplate, especially. That worn by the Jewish high person. A clasp or a cross worn on the breast. 3. A medicine for diseases of the chest organs, especially the lungs. Origin: L. Pectorale a breastplate, neut. Of pectorials. Source: Websters Dictionary (01 Mar 1998) |
| pectoral branch of thoracoacromial artery | <anatomy, artery> Branches of the thoracoacromial artery descending between and supplying the pectoralis major and minor muscles, then continuing to supply the serratus anterior muscle and, in the adult female, the upper portion of the breast. Synonym: rami pectorales arteriae thoracoacromialis. (05 Mar 2000) |
| pectoral fascia | The fascia that covers the pectoralis major muscle; it is attached to the sternum and to the clavicle; laterally and below it is continuous with the fascia of the shoulder, axilla, and thorax. Synonym: fascia pectoralis. (05 Mar 2000) |
| pectoral girdle | shoulder girdle |
| pectoral glands | Numerous nodes around the axillary veins which receive the lymphatic drainage from the upper limb, scapular region and pectoral region (including mammary gland); they drain into the subclavian trunk. Synonym: nodi lymphatici axillares, axillary glands. (05 Mar 2000) |
| pectoral group of axillary lymph nodes | Lymph nodes located along the lateral thoracic vein; they receive the drainage of the pectoral region, including most of the drainage of the breast. Synonym: nodi lymphatici axillaris pectorales, anterior group of axillary lymph nodes. (05 Mar 2000) |
| pectoral muscles | Muscles underlying the breast area. (16 Dec 1997) |
| pectoral reflex | Contraction of the pectoralis major muscle elicited by tapping the seventh rib between the anterior and the medial axillary lines while the arm is abducted; contraction of the deltoid and biceps may also occur. Synonym: costopectoral reflex. (05 Mar 2000) |
| pectoral region | The region of the chest demarcated by the outline of the pectoralis major muscle. See: pectoral region, regions of chest. Synonym: regio pectoralis. (05 Mar 2000) |
| pectoral ridge | The ridge below the greater tubercle of the humerus into which the pectoralis major muscle inserts. Synonym: crista tuberculi majoris, bicipital ridges, pectoral ridge. (05 Mar 2000) |