Question

If, during awake brain surgery, a doctor accidentally depolarized a neuron within the somatosensory cortex, which of these is most likely?

a- the patient would perceive a specific, localized sensation in one body area.

b- The patient would perceive a general sensation all over the body.

c- The patient would perceive a general sensation over one side of the body.

d-The patient would perceive nothing.

Answer 1

The primary somatosensory cortex :-

It presents in each hemisphere.

At the primary somatosensory cortex , tactile representations are arranged in order from toe to mouth.

Each cerebral hemisphere only contains tactile representations of the opposite side of the body.

Therefore correct option for given question is :

c) the patient will perceive a general sensation over one side of the body