palmomental sign

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• Palmomental reflex — The palmomental reflex (PMR) is an example of a primitive reflex. As such it is present in infancy, disappears during maturation of the brain during childhood but may reappear due to processes that disrupt the normal cortical inhibitory… …   Wikipedia

• Frontal release sign — Frontal release signs are primitive reflexes traditionally held to be a sign of disorders that affect the frontal lobes. The appearance of such signs reflects the area of brain dysfunction rather than a specific disorder which may be diffuse such …   Wikipedia

• palm-chin reflex — palmomental reflex twitching of the chin produced by stimulating (scratching) the palm; called also Marinesco Radovici r. and Radovici sign …   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

• Primitive reflexes — are reflex actions originating in the central nervous system that are exhibited by normal infants but not neurologically intact adults, in response to particular stimuli. These reflexes disappear or are inhibited by the frontal lobes as a child… …   Wikipedia

• Snout reflex — The Snout reflex is a pouting or pursing of the lips that is elicited by light tapping of the closed lips near the midline. The contraction of the muscles causes the mouth to resemble a snout.This reflex is tested in a neurological exam and if… …   Wikipedia

• List of anatomical topics — This page aims to list articles related to anatomy. This list is not necessarily complete or up to date if you see an article that should be here but isn t (or one that shouldn t be here but is), please update the page accordingly. NOTOC A… …   Wikipedia

• Palmomentaler Reflex — Der Palmomentalreflex (Syn. Radovici Zeichen) ist ein Reflex, der sowohl bei gesunden, als auch bei Patienten mit einer neurologischen Erkrankung auftreten kann. Der diagnostische Wert ist umstritten. Er wird durch kräftiges Bestreichen der… …   Deutsch Wikipedia