Anna and Jean are having a discussion in class about touch and representation of various body parts in the primary somatosensory cortex. They decided that the ____ would have the largest representation.
A) foot
B) back
C) Thumb
D) leg

Question

Quizplus · Accepted Answer

The thumb has the most representation in the primary somatosensory cortex compared to any other body part. This is due to the fact that the thumb is crucial for fine motor movements and grasping objects, which requires a high level of sensory feedback.

Anna and Jean Are Having a Discussion in Class About