Types of Neuropathy. Peripheral neuropathy is a disorder of the peripheral nervous system, which includes the sensory and autonomic nerves that connect the spinal cord and muscles, skin and internal organs. It usually affects the limbs, causing numbness, prickling and pain.
Gibson and Walk (1960) hypothesized that depth perception is inherent as opposed to a learned process. To test this, they placed 36 infants, 6 to 14 months of age, on the shallow side of the visual cliff apparatus.
Age 4-7 Months. From 4-7 months of age, babies learn to coordinate their new perceptive abilities (including vision, touch, and hearing) and motor skills such as grasping, rolling over, sitting up, and may be even crawling.