The Trichromatic Theory Was Based on the Initial Discoveries of Whom

question 2

Multiple Choice

The trichromatic theory was based on the initial discoveries of whom?

• A)Thomas Young
• B)Herman von Helmholtz
• C)Ewald Hering
• D)John Lock

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Definitions:

Psoas Major

A large muscle that runs from the lumbar region of the vertebral column to the femur, important for flexing the hip joint.

Iliacus

A muscle of the pelvic region that acts with the psoas major to flex the thigh at the hip joint.

Biceps Femoris

A muscle of the thigh that forms part of the hamstrings, involved in knee flexion and hip extension.

Vastus Intermedius

is a muscle located in the thigh, lying deep to the rectus femoris and part of the quadriceps muscle group.