The lowest level of a stimulus needed for the nervous system to detect a change half the time is called the
A)sense receptor.
B)just noticeable difference.
C)sensory adaptation.
D)absolute threshold.

Question

Quizplus · Accepted Answer

The term "absolute threshold" refers to the lowest level of a stimulus that can be detected by the nervous system 50% of the time. It is a fundamental concept in the field of sensory perception. Choice A refers to the structure in the body that detects sensory information, and choice B refers to the smallest detectable difference between two stimuli, which is related to the concept of the absolute threshold but not the same thing. Choice C refers to the process by which sensory receptors become less sensitive to a constant stimulus over time.

The Lowest Level of a Stimulus Needed for the Nervous