| 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;... |
| CSN | cardiac sympathetic nerve; carotid sinus nerve |
| NE | national emergency; necrotic enteritis; necrotizing enterocolitis; nephropathia epidemica; nerve end... |
| NRI | nerve root involvement; nerve root irritation; nonrespiratory infection |
| arm | 1. The limb of the human body which extends from the shoulder to the hand; also, the corresponding limb of a monkey. 2. Anything resembling an arm; as, The fore limb of an animal, as of a bear. A limb, or locomotive or prehensile organ, of an invertebrate animal. A branch of a tree. A slender part of an instrument or machine, projecting from a trunk, axis, or fulcrum; as, the arm of a steelyard. The end of a yard; also, the part of an anchor which ends in the fluke. An inlet of water from the sea. A support for the elbow, at the side of a chair, the end of a sofa, etc. 3. Power; might; strength; support; as, the secular arm; the arm of the law. "To whom is the arm of the Lord revealed?" (Isa. Lii. 1) Arm's end, the end of the arm; a good distance off. Arm's length, the length of the arm. Arm's reach, reach of the arm; the distance the arm can reach. To go (or walk) arm in arm, to go with the arm or hand of one linked in the arm of another. "When arm in armwe went along." . To keep at arm's length, to keep at a distance (literally or figuratively); not to allow to come into close contact or familiar intercourse. To work at arm's length, to work disadvantageously. Origin: AS. Arm, earm; akin to OHG. Aram, G, D, Dan, & Sw. Arm, Icel. Armr, Goth. Arms, L. Armus arm, shoulder, and prob. To Gr. Joining, joint, shoulder, fr. The root to join, to fit together; cf. Slav. Rame. See Art, Article. 1. To take by the arm; to take up in one's arms. "And make him with our pikes and partisans A grave: come, arm him." (Shak) "Arm your prize; I know you will not lose him." (Two N. Kins) 2. To furnish with arms or limbs. "His shoulders broad and strong, Armed long and round." (Beau. & Fl) 3. To furnish or equip with weapons of offense or defense; as, to arm soldiers; to arm the country. "Abram . . . Armed his trained servants." (Gen. Xiv. 14) 4. To cover or furnish with a plate, or with whatever will add strength, force, security, or efficiency; as, to arm the hit of a sword; to arm a hook in angling. 5. To furnish with means of defense; to prepare for resistance; to fortify, in a moral sense. "Arm yourselves . . . With the same mind." (1 Pet. Iv. 1) To arm a magnet, to fit it with an armature. Origin: OE. Armen, F. Armer, fr. L. Armare, fr. Arma, pl, arms. See arms. Source: Websters Dictionary (01 Mar 1998) |
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| arm injuries | General or unspecified injuries involving the arm. (12 Dec 1998) |
| arm phenomenon | In tetany, spasm both of the extensor muscles of the knee and of the calf muscles when the extended leg is flexed at the hip. Synonym: leg phenomenon, Pool-Schlesinger sign, Schlesinger's sign. In tetany, contraction of the arm muscles following the stretching of the brachial plexus by elevation of the arm above the head with the forearm extended, resembles the contraction resulting from stimulation of the ulnar nerve. Synonym: arm phenomenon. (05 Mar 2000) |
| bar clasp arm | A clasp arm which has its origin in the denture base or major connector; it consists of the arm which traverses but does not contact the gingival structures, and a terminal end which approaches its contact with the tooth in a gingivo-occlusal direction. (05 Mar 2000) |
| biceps muscle of arm | <anatomy, muscle> Origin, long head from supraglenoidal tuberosity of scapula, short head from coracoid process; insertion, tuberosity of radius; action, flexes and supinates forearm (it is the primary supinator of the forearm); nerve supply, musculocutaneous. Synonym: musculus biceps brachii, biceps muscle of arm. (05 Mar 2000) |
| brawny arm | A swollen arm caused by lymphedema, particularly after homolateral radical mastectomy. (05 Mar 2000) |
| reciprocal arm | A clasp arm or other extension used on a removable partial denture to oppose the action of some other part or parts of the appliance. (05 Mar 2000) |
| p arm of a chromosome | The short arm of a chromosome (from the french petit meaning small). All human chromosomes have 2 arms: the p and q arms. (12 Dec 1998) |
| retention arm | A flexible segment of a removable partial denture that engages an undercut on an abutment and is designed to retain the denture. (05 Mar 2000) |
| retentive circumferential clasp arm | An arm that is flexible and engages the infrabulge at the terminal end of the arm. (05 Mar 2000) |
| circumferential clasp arm | A clasp arm which has its origin in a minor connector and which follows the contour of the tooth approximately in a plane perpendicular to the path of insertion of the partial denture. (05 Mar 2000) |
| clasp arm | A portion of a clasp of a removable partial denture which projects from the clasp body and helps retain the partial denture in position in the mouth. See: clasp. (05 Mar 2000) |
| whole-arm fusion | <genetics, molecular biology> A break in the shortest arms of two acrocentric chromosomes followed by the fusion of the long arms into a single chromosome. (13 Nov 1997) |
| control arm | The group of participants in a clinical trial who receive standard treatment or a placebo, against which those receiving the experimental treatment are compared. (09 Oct 1997) |
| posterior region of arm | The back of arm. Synonym: facies brachialis posterior, regio brachialis posterior, posterior brachial region, posterior surface of arm. (05 Mar 2000) |