PHYSIOLOGY
CENTRAL NERVOUS SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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stimulus
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effector
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receptor
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reflex
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Detailed explanation-1: -It is called a reflex action. Thus, Reflex action is an automatic, spontaneous and mechanical response to a stimulus controlled by spinal cord without the involvement of brain.
Detailed explanation-2: -A reflex, or reflex action, is an involuntary movement in response to a stimulus.
Detailed explanation-3: -The rapid automatic response to any stimulus made by an organism is termed as Reflex. action. Reflex action is comparatively faster to the normal stimulus-response process of the. Central Nervous System (that is, Brain + Spinal cord) as it does not involve the brain.
Detailed explanation-4: -This quick response is called a reflex, and reflexes occur without conscious thinking or planning, meaning the brain is not involved in them.