EYE ANATOMY TUTORIAL

LEARN THIS!

1. Name the “third” eyelid (blue arrows).

plica semilunaris

2. Name the black area.

cornea

3. What are these “holes” called? (blue arrows)?

lacrimal tear ducts

4. Name the structure represented by the “white stripes” embedded in the eyelids (blue arrows).

Tarsal glands =Meibomian

glands

5. In this animal the third eyelid is called a nictitating membrane. What structure in our eye may be evolutionarily derived from this structure?.

plica semilunaris

6. What lines these three areas (blue arrows)?

conjunctiva

8

• Changing of lens shape to view objects

(a)

Lens thick

(b)

Ciliary muscle fibers contracted

Suspensory ligaments relaxed

Ciliary muscle fibers relaxedSuspensory ligaments taut

Lens thin

7. Name this process.

accommodation

9

• Changing of lens shape to view objects

(a)

Lens thick

(b)

Ciliary muscle fibers contracted

Suspensory ligaments relaxed

Ciliary muscle fibers relaxedSuspensory ligaments taut

Lens thin

8. Which eye demonstrates distant vision.

eye 2

eye 1

eye 2

9. Name this pitted area of the eye where your best vision occurs (blue arrows)?

Fovea centralis

10. What are the structures shown by the blue arrows?

ciliary body

11. Name this structure found in the back of the retina

Macula lutea

12. Name this brown

circular structure.

Iris

13. Name the fluid in this part of the eye (blue

arrow).

Vitreous humor

14. Name this structure (blue circle).

Optic nerve

15. Name the black area.

choroid

16. Name the fluid shown circulating by the black arrows.

Aqueous humor

17. Name the circled part

Optic disk

18. Name this area shown by blue arrow?

Anterior chamber aqueous humor

Vitreous humor

19. Name this gelatinous part.

20. What is the opening into the eye called (blue arrow)?

pupil

21. What is the colored part of the eye called (blue arrow)?

iris

22. What are the “string-like” structures shown by blue arrows?

Suspensory ligaments

Name these cells shown by blue

arrows?

23. Pigment cells of choroid

Right eye

24. Name these muscles in order of the letters (no

spaces).

A =Lateral rectus

B = Superior rectus

C = Medial rectus

D = Inferior rectus

A

B

C

D

25. Name the fluid found in this area shown by blue arrow?

Aqueous humor

26. Name this part.

lens

27. Name this structure shown by blue arrow?

lens

Right eye

28. Name the whitish membrane layer.

retina

29. Name this structure shown by blue arrow?

cornea

30. Name this structure (yellow arrow)that drains the fluid shown circulating with the black arrows.

Canal of Schlemm

31. Name these cells shown by blue arrows?

cones

32. Name the shiny area.

Tapedum lucidum

Right eye

33. Name these muscles A and B

in numerical order no spaces.

A = Superior oblique

B = Inferior oblique

A

B

34. Name the white of the eye

area.

Sclera

35. Name this

brownish

structure.

Extrinsic muscles

36. Name this entire structure.

Ciliary body

37. Name this muscle.

Levator palpebrae superioris

38. Name this structure (yellow arrow)that produces the fluid shown

circulating with the black arrows.

Ciliary body

39. Name these string like structures.

Suspensory ligaments

20. Name this lining shown by

green dotted line.

conjunctiva

21. Name these structures that

secrete oil.

Tarsal glands

22. Name this structures.

Lacrimal gland

A. Plica semilunarisB. Lacrimal caruncleC. Lacrima papilla

23. Name these structures in order of the letters – no

spaces.

A

B

C

24. Name this

opening.

pupil

25. Name

this part of the eye

area.

Optic nerve

26. Name the membranous part.

retina

27. Name this layer (green arrow)

retina

28. Name this layer (green arrow)

choroid

29. Name the condition of this eye.

emmetropia

30. Name the condition of this eye.

myopia

31. Name the condition of this eye.

astigmatism

32. Name the condition of this eye.

glaucoma

EYE ANATOMY TUTORIAL

THE END