| TVR | tonic vibratory reflex; total vascular resistance; tricuspid valve replacement |
|---|---|
| UR | unconditioned reflex; upper respiratory; uridine; urinal; urology; utilization review |
| VOR | vestibulo-ocular reflex; volume of regret |
| VRR | ventral root reflex |
| VUR | vesicoureteral reflex |
virilescence (낭성화, 웅성화
| postural reflex | Responses that control the position of the trunk and extremities. See: righting reflexes. Synonym: static reflexes. (05 Mar 2000) |
|---|---|
| cutaneous pupil reflex | Dilation of the pupil following scratching of the skin of the neck. Synonym: ciliospinal reflex, cutaneous pupil reflex, cutaneous-pupillary reflex, skin-pupillary reflex. (05 Mar 2000) |
| cutaneous reflex | Wrinkling of the skin, caused by a cutaneous stimulus, due to contraction of arrectores pilorum muscles. (05 Mar 2000) |
| pressoreceptor reflex | A normal reflex related to the carotid sinus syndrome. (05 Mar 2000) |
| pronator reflex | Pronation and adduction of the hand caused by tapping the styloid process of the ulna. Synonym: pronator reflex. (05 Mar 2000) |
| proprioceptive-oculocephalic reflex | doll's eye sign |
| hepatojugular reflex | An elevation of venous pressure visible in the jugular veins and measurable in the veins of the arm, produced in active or impending congestive heart failure by firm pressure with the flat hand over the abdomen. Often called hepatojugular reflex when pressure is exclusively over the liver. Synonym: abdominojugular reflux. (05 Mar 2000) |
| scapular reflex | Contraction of the upper muscles of the back by stimulation between the scapulae. Synonym: interscapular reflex. (05 Mar 2000) |
| scapulohumeral reflex | Contraction of muscles of the shoulder girdle and arm caused by tapping the lower part of the unilateral border of the scapula; the muscles which respond vary according to their degree of stretching at the time. Synonym: scapuloperiosteal reflex. (05 Mar 2000) |
| scapuloperiosteal reflex | Contraction of muscles of the shoulder girdle and arm caused by tapping the lower part of the unilateral border of the scapula; the muscles which respond vary according to their degree of stretching at the time. Synonym: scapuloperiosteal reflex. (05 Mar 2000) |
| Hering-Breuer reflex | The effects of afferent impulses from the pulmonary vagi in the control of respiration, e.g., inflation of the lungs arrests inspiration with expiration then ensuing, while deflation of the lungs brings on inspiration. (05 Mar 2000) |
| protective laryngeal reflex | Closure of the glottis to prevent entry of foreign substances into the respiratory tract. (05 Mar 2000) |
| Schaffer's reflex | In cases of injury to the corticospinal tract, the great toe is dorsiflexed when the skin over the Achilles tendon is pinched. (05 Mar 2000) |
| scratch reflex | In dogs, stimulus applied to the skin of a saddle-shaped area of the back, sides, and flanks produces a scratching movement of the hind leg of the side stimulated. (05 Mar 2000) |
| psychocardiac reflex | A change in the circulatory rate and subjective heart consciousness (often "thumping") resulting from a memory of, or a subconscious dream state recollection of, an emotional impression or experience. (05 Mar 2000) |