Somatosensory Area 1, or S1, is for touch and proprioception in the somatosensory system. The somatosensory system feeds the Brodmann Areas 3, 1 and 2 of the primary somatosensory cortex.But there are also pathways for proprioception (via the cerebellum), and motor control (via Brodmann area 4).isual Area 1, or V1, is used for vision, via the visual system to the primary visual cortex. The sense of sight or vision enables us to see our external environment. It provides the richest and most detailed source of sensory information.
Sharp stabbing pain in middle left back side? Dr. Roberto Feliz Dr. Feliz. Middle left: There are many causes of one sided back pain: localized muscle strain with spasm, facet joint irritation/inflammation is your most likely cause. The facet joints is the site where the vertebral body meet in your back.
Hi there I have a sharp stabbing stitch like pain in my left side just above my hip, this started 4 days ago and is worse when I or get up.I started feeling this 4 days ago when i thought I was going to burst as my lower abdomen, thinking I was due a period any day or just had wind I carried on.he pain at lower left side can be due to a few causes. Urinary infection or stone is a common cause. This can radiate to upper thigh. Inflammation of colon from diverticulitis, or other colitis can also cause pain here. Other common causes of left abdominal pain can be pinched nerve, muscle cramps etc.