By the end of this topic you
should be able to:
• Identify and name parts of the
eye
• Describe what each of those
parts do
2
,3
, Orbit And Adnexae
• Each eyeball is suspended by extraocular muscles
• They are in a pyramid-shaped bony cavity called orbit
• Each eye is protected anteriorly by the eyelids.
• The anterior part of the sclera and posterior surface of
lids are lined by a thin membrane called conjunctiva.
• For smooth functioning, the cornea and conjunctiva are
to be kept moist by tears which are produced by
lacrimal gland and drained by the lacrimal passages.4