| RR | radiation reaction; radiation response; rate ratio; rational recovery [group]; recovery room; relati... |
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| RRI | recurrent respiratory infection; reflex relaxation index; relative response index |
| RSD | reflex sympathetic dystrophy; relative standard deviation |
| RSDS | reflex sympathetic dystrophy syndrome |
| SGR | Sachs-Georgi reaction; Shwartzman generalized reaction; skin galvanic reflex; submandibular gland re... |
regiones capitis (머리, 두부
renotrophic (향신성
| reflex, pupillary | Constriction of the pupil in response to light stimulation of the retina. It refers also to any reflex involving the iris, with resultant alteration of the diameter of the pupil. (12 Dec 1998) |
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| reflex sensation | referred sensation |
| reflex, stretch | Reflex contraction of a muscle in response to stretching, which stimulates muscle proprioceptors. (12 Dec 1998) |
| reflex sympathetic dystrophy | A syndrome of pain and tenderness, usually to a hand or foot, associated with vasomotor instability, skin changes and rapid development of bony demineralisation (osteoporosis). Frequently will follow a localised trauma, stroke or peripheral nerve injury. (27 Sep 1997) |
| reflex sympathetic dystrophy syndrome | <syndrome> A condition that features a group of typical symptoms, including pain (often burning type), tenderness, and swelling of an extremity associated with varying degrees of sweating, warmth and/or coolness, flushing, discoloration, and shiny skin. (12 Dec 1998) |
| reflex symptom | A disturbance of sensation or function in an organ or part more or less remote from the morbid condition giving rise to it; e.g., muscle spasm due to joint inflammation. Synonym: sympathetic symptom. (05 Mar 2000) |
| reflex tachycardia | Increased heart rate in response to some stimulus conveyed through the cardiac nerves. (05 Mar 2000) |
| reflex therapy | Treatment of some morbid condition by exciting a reflex action, as in the household treatment of nosebleed by a piece of ice applied to the cervical spine. Synonym: reflexotherapy. (05 Mar 2000) |
| reflex, vestibulo-ocular | A reflex wherein impulses are conveyed from the cupulas of the saemicircular canals and from the otolithic membrane of the saccule and utricle via the vestibular nuclei of the brainstem and the median longitudinal fasciculus to the oculomotor nerve nuclei. It functions to maintain a stable retinal image during head rotation by generating appropriate compensatory eye movements. (12 Dec 1998) |
| Mayer's reflex | Opposition and adduction of the thumb with flexion at its metacarpophalangeal joint and extension at its interphalangeal joint, when firm passive flexion of the third, fourth, or fifth finger is made; the reflex is present normally but is absent in pyramidal lesions. Synonym: finger-thumb reflex, Mayer's reflex. (05 Mar 2000) |
| patellar reflex | A sudden contraction of the anterior muscles of the thigh, caused by a smart tap on the patellar tendon while the leg hangs loosely at a right angle with the thigh. Synonym: knee jerk, knee phenomenon, knee reflex, knee-jerk reflex, patellar tendon reflex, quadriceps reflex. (05 Mar 2000) |
| patello-adductor reflex | Crossed adduction of the leg on tapping the quadriceps tendon. (05 Mar 2000) |
| visceral traction reflex | Laryngeal spasm precipitated during an operation by traction on the stomach, gallbladder, or appendiceal mesentery. (05 Mar 2000) |
| viscerogenic reflex | Any of a number of reflex's, such as headache, cough, disturbed pulse, etc., caused by disordered conditions of any of the viscera. (05 Mar 2000) |
| visceromotor reflex | Contraction of the muscles of the thorax or abdomen in response to a stimulus from one of the viscera therein. (05 Mar 2000) |