When you were younger, you probably had your hearing checked. Headphones were placed over your ears and you were to respond when you heard a sound. You were being tested for your hearing:

Question

Quizplus · Accepted Answer

The testing process described is specifically measuring hearing threshold, which is the minimum intensity of a sound that can be heard by an individual. Sensory adaptation refers to the reduced responsiveness of sensory receptors over time to a constant stimulus. Accommodation potential refers to the ability of the eye to adjust the shape of the lens in order to focus on objects at different distances. Transduction refers to the process by which sensory receptors convert physical energy into neural impulses.

When You Were Younger, You Probably Had Your Hearing Checked