Using the two-point discrimination test you can fairly accurately determine whether you have been touchedwith one point or two because of the density of the
A) effectors.
B) perception.
C) labeled line.
D) receptor fields.
E) action potential.

Question

Quizplus · Accepted Answer

The two-point discrimination test relies on the density of receptor fields – areas of skin connected to a single nerve fiber – to determine whether a touch was made by one or two points. Areas with higher receptor field density (such as the fingertips) are able to discern finer differences in touch than areas with lower density (such as the back).

Using the Two-Point Discrimination Test You Can Fairly Accurately Determine