Sensation and Perception Review

These flashcards cover key concepts related to sensation and perception, focusing on definitions, processes, and theories.

What are rods and cones in the retina?

Rods are retinal receptors that detect black, white, and gray; cones are retinal receptors that detect color.

What is the function of the optic nerve?

The nerve that carries neural impulses from the eye to the brain.

What is the absolute threshold?

The minimum stimulation needed to detect a particular stimulus 50% of the time.

What does Weber's law state?

For two stimuli to be perceived as different, they must differ by a constant percentage, not a constant amount.