Hermann von Helmholtz is credited with which two explanations for visual and auditory perception?

Question

Quizplus · Accepted Answer

Trichromatic theory (also known as Young-Helmholtz theory) explains the color vision perception based on three types of cones in the retina that are sensitive to different wavelengths of light. Place theory (also known as Helmholtz's theory) explains the auditory perception of sound pitch based on the location of hair cells along the basilar membrane in the inner ear.

Hermann Von Helmholtz Is Credited with Which Two Explanations for Visual