02 - ocular anatomy

Question 1

(eyelids)

1. produce which layer of the tears?

Answer 1

1. lipid layer

Question 2

(third eyelid)

1. aka what?
2. produces part of what portion of tears?

Answer 2

1. nictitating membrane
2. aqueous

Question 3

(tear film)

1. oily outer layer produced by what glands?
2. aqueous layer (main portion) produced by what glands?
3. inner mucoid layer produced by what?

Answer 3

1. meibomian
2. lacrimal and nictitans
3. conjuctival goblet cells

Question 4

(drainage of the tears)

1. entry site in eye?
2. then what?

Answer 4

1. lacrimal puncta at medial canthus of upper and lower eyelids
2. canaliculi -> nasolacrimal duct -> nasal puncta

Question 5

(globe)

1-3. consists of what three layers?

Answer 5

1. outer fibrous wall (cornea and sclera)
2. middle vascular coat: the uveal tract (iris, ciliary body, choroid)
3. inner neuroepithelial layer (retina)

Question 6

Answer 6