PHYSIOLOGY
CENTRAL NERVOUS SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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When the frog died in an experiment by Leonardo da Vinci?
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Spinal cord was damaged by pushing a needle down it
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Heart was damaged by pushing a needle down it
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After the brain was removed
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After the skin was removed
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Explanation:
Detailed explanation-1: -Leonardo’s earliest surviving anatomical drawings are related to the nervous system and date from circa 1487, when he pithed a frog (pierced its spinal column). He may have been the first person to perform this experiment. He wrote: The frog instantly dies when its spinal medulla [medulla oblongata] is perforated.
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