: of, relating to, or mediating the orderly and specific relation between particular body regions (as a hand or the tongue) and corresponding motor areas of the brain
the somatotopic arrangement within the thalamus
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“Somatotopic.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/somatotopic. Accessed 31 Oct. 2025.
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