Vision and Visual Processing

Front

What is the visible light spectrum?

Back

The range of electromagnetic wavelengths that humans can interact with.

Front

What are carotenes?

Back

Molecules that possess conjugated double bonds and interact with light.

Front

What is the function of the fovea?

Back

It provides maximal visual acuity.

Front

What is dioptric power?

Back

The measure of the refractive power of the eye, measured in diopters.

Front

What is myopia?

Back

A condition where the focal distance is too short, causing images to form before the retina.

Front

What is hypermetropia?

Back

A condition where the focal distance is too long, causing images to form after the retina.

Front

What happens to the crystalline lens during accommodation?

Back

It becomes convex due to ligament relaxation.

Front

What are rods and cones?

Back

Rods are photoreceptors for achromatic vision, while cones are for chromatic vision, allowing visualization of the entire spectrum.

Front

What is visual transduction?

Back

The process by which light is converted into electrical signals in the retina.

Front

What is rhodopsin?

Back

A visual pigment composed of a protein associated with a chromophore.