The middle layer of the bulbus oculi,the pigmented vascular tunic,is the
A) cornea
B) choroid
C) pupil
D) sclera
E) lens

Question

Quizplus · Accepted Answer

The middle layer of the bulbus oculi is the choroid, which is a pigmented vascular tunic that provides oxygen and nutrients to the retina. The cornea is the clear outermost layer, the pupil is the opening in the center of the iris, the sclera is the white outer layer, and the lens is the transparent structure behind the iris that helps to focus light onto the retina.

The Middle Layer of the Bulbus Oculi,the Pigmented Vascular Tunic,is