From the following list of structures, select which structures are considered part of the eyeball.

Question

Quizplus · Accepted Answer

The sclera and iris are both structures that are part of the eyeball, with the sclera forming the outer covering of the eyeball and the iris controlling the size of the pupil. The conjunctiva is a thin mucous membrane that covers the front of the eye and inner eyelids, but is not considered part of the eyeball itself. The orbit is the bony cavity that surrounds and protects the eyeball, but is not part of the eyeball itself. The lacrimal gland is a gland that produces tears to lubricate and protect the eye, but is not part of the eyeball itself.

From the Following List of Structures, Select Which Structures Are