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Tetxbook Somatotopy Maps of Humans and Monkeys

Caption: This image shows textbook somatotopy maps of humans and monkeys. Coronal sections of the primary somatosensory cortex (SI) of each primate are shown, with a correspondence between the position of the body part and the focal brain area. Five fingers and five toes are depicted. (Adapted from Woolsey CN, Marshall WH, Bard P. 1942 Representation of cutaneous tactile sensibility in the cerebral cortex of the monkey as indicated by evoked potentials. Bull. Johns Hopkins Hosp. 70, 399 -- 411)

Credit: RIKEN

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