Extraoceular Structures of Eyes

Question 1

Palpebrae:

Answer 1

EYELID, loose fold of skin

covers anterior portion of eyelids

manually protects the eye

Superior & Inferior Palpebrae

Question 2

Eye lashes:

Answer 2

keep debris ut of eye

Question 3

Sebaceous gland:

Answer 3

secretes sebum to lubricate the anterior surface of eyes

Question 4

Conjunctivae;

Answer 4

thin muscus membraneous of inner surface of each eyelid & anterior scalera

contains immune cells

Question 5

Bulbar and palperbal conjuctivae:

Answer 5

Bulber- anterior scalera

Palperbral- inner surface of palperbael eyelid

Question 6

Lacrimal Apparatus:

Answer 6

lacrimation-secretion of tears
Lacrimal fluid-tears
lubricates the CORNEA & CONJUCTIVAE

Lysozyme- anti-bacterial enzyme in tears

Question 7

Larimal Glands:

Answer 7

produce lacrimal fluid/tears

location: lateral/ superior palpebrae/eyelids

Question 8

Punctum:

Answer 8

tiny openings in medial compus

function:drains tears into canals

Question 9

Lacrimal Canal:

Answer 9

drains tears into sacs

Question 10

Lacrimal Sacs:

Answer 10

collects tears

Question 11

Nasolacrimal Duct:

Answer 11

drains lacrimal sac into the nasal cavity

Question 12

The 3 cranial nerves for eyes?

Answer 12

Abdunes-6
Trochlear-4
Occulomotor-3