Week 10 - Anatomy of the Eye

Question 1

Name the three Tunics of the eye and their location (1,2,3)

Answer 1

1 = Fibrous tunic (outermost tunic) 
2 = Vascular tunic (middle tunic) 
3 = Neural Tunic (innermost)

Question 2

A

Answer 2

Sclera of the fibrous tunic of the eye - white of the eye and is dense connective tissue

Question 3

B

Answer 3

Cornea of the fibrous tunic of the eye - transparent fibrous coat that helps filter light onto the retina

Question 4

C

Answer 4

Iris the coloured part of the eye regulates the amount of light entering the eye

Question 5

D

Answer 5

Ciliary body - changes shape of the lens to allow for vision distance adaption, muscular structure

Question 6

E

Answer 6

Choroid body vascular connective tissue of the vascular tunic

Question 7

F

Answer 7

Retina of the neural tunic - photoreceptors and neutrons receives the visual input

Question 8

G

Answer 8

Optic disc of the neural tunic - located at the position where the optic nerve originates

Question 9

What causes the blind spot in the neural Tunic of the eye

Answer 9

A lack of photoreceptors where the optic disc is present, where the optic nerve originates.

Question 10

What features of the eye are part of the vascular tunic

Answer 10

Choroid 
Ciliary body
Iris 
Lens 
Pupil

Question 11

What features of the eye are in the fibrous tunic

Answer 11

Sclera

Cornea

Question 12

What features of the eye are part of the neural tunic

Answer 12

Retina

Optic disc

Question 13

A

Answer 13

Retina - neural tunic

Question 14

B

Answer 14

Optic disc - neural tunic

Question 15

C

Answer 15

Vitreous chamber - vitreous humor fills this cavity of the eye

Question 16

D

Answer 16

Lens - vascular tunic. Between the lens and the cornea is aqueous humor

Question 17

F

Answer 17

Zonule fibres

Question 18

E

Answer 18

Ciliary body - vascular tunic

Question 19

A

Answer 19

Choroid - vascular tunic

Question 20

B

Answer 20

Iris - vascular tunic

Question 21

C

Answer 21

Pupil - vascular tunic

Question 22

D

Answer 22

Sclera -fibrous tunic

Question 23

A

Answer 23

Extraocular eye muscles

Question 24

B

Answer 24

Optic nerve

Question 25

C

Answer 25

Lacrimal gland

Question 26

D

Answer 26

Conjunctiva

Question 27

The muscle that attaches to the rim of the orbital cavity

Answer 27

Obicularis occuli