The Trichromatic Theory States That

question 34

Multiple Choice

The trichromatic theory states that:

• A) the visual system treats triads of color as antagonistic to each other.
• B) three types of color feature detectors in the visual cortex are responsible for color perception.
• C) three types of cones exist, each sensitive to a certain range of wavelengths.
• D) species that detect ultraviolet light perceive three colors that are outside of the range of humans.

---

Definitions:

Hamstrings

A group of three muscles at the back of the thigh that are involved in bending the knee and extending the hip.

Neck Muscles

A group of muscles located in the neck region that support the head, facilitate head movement, and play a role in swallowing and vocalization.

Stretching Exercise

Physical activities designed to extend the muscles to their full length with the goal of increasing flexibility and reducing muscle tension.

Shoulder

The shoulder is a joint that connects the upper arm to the torso, featuring a wide range of motion.