Read about cortical homunculus | 2 Discussions | Page 1

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    Where in the brain do we sense our internal organs?

    Hello, I know that the sensory cortex in the postcentral gyrus collects sensory information from different parts of the body, but in all the drawings and explanations, I see that it only gathers information from the surface of the body. Which part of the brain gathers information from our...
  2. I

    How many neurons fire in an eye blink?

    I am wondering how many neurons would need to fire approximately in a human brain in order for the eye to blink, or for example, for a head to nod? And I am referring directly to just the motor act, not all the internal brain processes that might lead to an eye blink. And I am not necessarily...
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