What Does Two Point Discrimination Tell You? The two-point discrimination test is used to assess if the patient is able to identify two close points on a small area of skin, and how fine the ability to discriminate this are. It is a measure of tactile agnosia, or the inability to recognize these two points
What Is The Relationship Between Receptive Field Size And The Two-point Discrimination Test? The receptive field varies in size. The larger the receptive field is, the greater the area that it detects changes in but also less precise perception, and vice versa. Hence, areas with the most sensitive two-point discrimination should have a high density
Where On The Body Surface Is Two Point Discrimination The Greatest? Parts of the body with the highest densities of touch receptors will have the greatest degree of two-point discrimination. Places such as the fingertips and lips will be able to sense 2 toothpicks even when they’re very close together. Which areas of the skin