radial reflex

radial reflex
flexion of the forearm (and sometimes also of the fingers) that occurs when the lower end of the radius is tapped. It is due to contraction of the brachioradialis muscle, which is stimulated by tapping its point of insertion in the radius.

* * *

flexion of the forearm, following tapping on the lower end of the radius; when the fingers flex as well, it indicates hyperreflexia.

Medical dictionary. 2011.

Игры ⚽ Поможем решить контрольную работу

Look at other dictionaries:

  • radial reflex — flexion of the forearm (and sometimes also of the fingers) that occurs when the lower end of the radius is tapped. It is due to contraction of the brachioradialis muscle, which is stimulated by tapping its point of insertion in the radius …   The new mediacal dictionary

  • Рефлекс Лучевой, Рефлекс Пястно-Лучевой (Radial Reflex) — сгибание предплечья (а иногда одновременно и пальцев), возникающее в ответ на постукивание по нижнему эпифизу луче вой кости над шиловидным отростком. Этот рефлекс связан с сокращением плечелучевой мышцы, стимулом к возникновению которого… …   Медицинские термины

  • inverted radial reflex — a flexion of the fingers without movement of the forearm, produced by tapping the lower end of the radius; it indicates disease of the fifth cervical segment of the spinal cord associated with damage of the pyramidal tract below that level …   Medical dictionary

  • Reflex — A reaction that is involuntary. The corneal reflex is the blink that occurs with irritation of the eye. The nasal reflex is a sneeze. * * * 1. An involuntary reaction in response to a stimulus applied to the periphery and transmitted to the… …   Medical dictionary

  • Triceps reflex — The triceps reflex, a deep tendon reflex, is a reflex as it involuntary contraction of the triceps brachii muscle. It is initiated by the Cervical (of the neck region) spinal nerve 7 nerve root (the small segment of the nerve that emerges from… …   Wikipedia

  • Extensor digitorum reflex — The Extensor digitorum reflex is tested as part of the neurological examination to asses the sensory and motor pathways within the C6 and C7 spinal nerves. It is also know as Braunecker Effenberg reflex, BER.TestingThe test is performed by… …   Wikipedia

  • periosteal reflex — contraction of a muscle after tapping of a nearby bone that lies just below the surface of the skin; see radial r., tibioadductor r., and ulnar r …   Medical dictionary

  • РЕФЛЕКС ЛУЧЕВОЙ, РЕФЛЕКС ПЯСТНО-ЛУЧЕВОЙ — (radial reflex) сгибание предплечья (а иногда одновременно и пальцев), возникающее в ответ на постукивание по нижнему эпифизу луче вой кости над шиловидным отростком. Этот рефлекс связан с сокращением плечелучевой мышцы, стимулом к возникновению… …   Толковый словарь по медицине

  • nervous system, human — ▪ anatomy Introduction       system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… …   Universalium

  • Business and Industry Review — ▪ 1999 Introduction Overview        Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …   Universalium

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”