<Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (June 2017) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (June 2017) (Learn how and when to remove this template message) </Td> </Tr> <P> A cortical homunculus is a distorted representation of the human body, based on a neurological "map" of the areas and proportions of the brain dedicated to processing motor functions, or sensory functions, for different parts of the body . Homunculus is Latin for "little man", and was a term used in alchemy and folklore prior to the concept being utilized in scientific literature . A cortical homunculus, or "cortex man", illustrates the concept of a representation of the body lying within the brain . </P> <P> A motor homunculus represents a map of brain areas dedicated to motor processing for different anatomical divisions of the body . The primary motor cortex is located in the precentral gyrus, and handles signals coming from the premotor area of the frontal lobes . </P>

What is the primary purpose of the primary motor cortex homunculus