| RAS | rapid atrial stimulation; recurrent aphthous stomatitis; reflex activating stimulus; reliability, av... |
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| ref | reference; reflex |
| refl | reflex |
| RIP | radioimmunoprecipitation; reflex inhibiting pattern; respiratory inductance plethysmography |
| RR | radiation reaction; radiation response; rate ratio; rational recovery [group]; recovery room; relati... |
tendon sheath (건초
triceps surae reflex (하퇴 삼두근 반사
| reflex ligament | <anatomy> A triangular fibrous band extending from the aponeurosis of the external oblique to the pubic tubercle of the opposite side. See: aponeurosis of external abdominal oblique muscle. Synonym: ligamentum reflexum, Colles' ligament, fascia triangularis abdominis, reflex ligament, triangular fascia. (05 Mar 2000) |
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| reflex movement | An involuntary movement resulting from a sensory stimulus. (05 Mar 2000) |
| reflex neurogenic bladder | An abnormal condition of bladder function whereby the bladder is cut off from upper motor neuron control, but where the lower motor neuron arc is still intact. (05 Mar 2000) |
| reflex, oculocardiac | Change of heartbeat induced by pressure on the eyeball, manipulation of extraocular muscles, or pressure upon the tissue remaining in the orbital apex after enucleation. (12 Dec 1998) |
| reflex otalgia | Pain referred to the ear from disease in another part, most commonly laryngeal, tonsillar, or nasopharyngeal. (05 Mar 2000) |
| 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) |