[Solved] In which of the following issues did Edward Bernays become involved in the 1930s and later describe as his "only professional regret"? A) doctor-assisted suicide B) pornography C) legalized gambling D) promotion of tobacco products E) abortion Postcentral Gyrus: An area of the cerebral cortex involved in processing touch and proprioception information. Frontal Lobe: Part of the brain located at the front of each cerebral hemisphere and involved in movements, decision making, problem solving, and planning. Precentral Gyrus: A region of the frontal lobe in the brain responsible for voluntary muscle movements, containing the primary motor cortex. Spinothalamic Pathway: A sensory pathway of the spinal cord that transmits pain and temperature sensations to the brain.