Which is not correct about the vascular tunic of the eye?
A)The choroid is the most extensive and posterior region of the vascular tunic.
B)Melanin pigment granules in the choroid absorb extraneous light.
C)The ciliary body epithelium secretes aqueous humor.
D)Relaxation and contraction of ciliary muscles alter the shape of the lens.
E)The iris is composed of two groups of skeletal muscle fibers.

Question

Quizplus · Accepted Answer

The iris is not composed of two groups of skeletal muscle fibers. Rather, it is composed of two layers of smooth muscle fibers that radiate from the pupil to the outer edge of the iris.

Which Is Not Correct About the Vascular Tunic of the Eye