legal blindness - vision that is 20/200 or worse in both eyes (20/200 vision is the ability to see at 20 feet what a normal eye can see at 200 feet) blindness, cecity, sightlessness - the state of being blind or lacking sight.
In this review, we outlined those postural reflexes related to pathways and structures involving the cervical spine, the eyes, and the inner ear. How these structures and pathways obtain somatosensory input, interact with each other, and modulate postural changes and corrections has been described here.
Sensory Afferent Pathway of Proprioception. In general, impulses from peripheral receptors in the skin, muscles and joints are synthesized into a picture of the body's position, condition, The brain then functions to perceive this information.eceptors of Proprioception. It is well recognized that joint movements activate receptors in the joint, skin and muscle. In turn, any of these receptors may play a role in the perception and control of limb movement and joint angle.