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reflex |
Also found in: Dictionary/thesaurus, Medical, Wikipedia, Hutchinson | 0.04 sec. |
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reflex: see nervous system nervous system, network of specialized tissue that controls actions and reactions of the body and its adjustment to the environment. Virtually all members of the animal kingdom have at least a rudimentary nervous system. ..... Click the link for more information. . reflexIn biology, an automatic and inborn response to a stimulus that involves a nerve impulse passing from a sensory nerve cell to a muscle or gland without reaching the level of consciousness. Simple reflexes include sucking, swallowing, blinking, scratching, and the knee jerk. Most reflexes consist of complex patterns of many unconsciously coordinated muscular actions that form the basis of much instinctive behavior in animals. Examples include walking, standing, the cat's righting reflex, and basic sexual acts. |
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| Neither my husband nor I ever was a smoker, and so we still have a highly developed sense of smell and a gag reflex. An asymmetric gag reflex noted on the physical examination prompted laryngeal sensory testing. The patient was intubated (no gag reflex observed during the procedure) and mechanically ventilated. |
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gag reflex
