PHYSIOLOGY
CENTRAL NERVOUS SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False
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Either A or B
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None of the above
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Detailed explanation-1: -The spinal cord acts as a conduit for signals between the brain and rest of the body. It also controls simple musculoskeletal reflexes without input from the brain.
Detailed explanation-2: -Spinal Cord is the center that controls reflex action. Reflex actions are actions that are carried out quickly in response to a stimulus and thus do not involve any thinking, and thus are under the control of spinal cord.
Detailed explanation-3: -The correct option is A True. Reflex action: Reflex action is an immediate and involuntary action taken against a certain stimulus. It is under the control of the spinal cord and is not controlled by the brain.
Detailed explanation-4: -Reason for reflex actions to be controlled by the spinal cord and not the brain: Reflex actions are involuntary actions that involve reflex arc. The information through the reflex arc does not travel directly to the brain in most vertebrates.