Functions of structures in and around the eye that facilitate seeing functions.
b2150
Functions of internal muscles of the eye
Functions of the muscles inside the eye, such as the iris, that adjust the shape and size of the pupil and lens of the eye.
b2151
Functions of the eyelid
Functions of the eyelid, such as the protective reflex.
b2152
Functions of external muscles of the eye
Functions of the muscles that are used to look in different directions, to follow an object as it moves across the visual field, to produce saccadic jumps to catch up with a moving target, and to fix the eye.
b2153
Functions of lachrymal glands
Functions of the tear glands and ducts.
b2158
Functions of structures adjoining the eye, other specified
b2159
Functions of structures adjoining the eye, unspecified