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EYE ANATOMY TUTORIAL

LEARN THIS!. EYE ANATOMY TUTORIAL. 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.

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EYE ANATOMY TUTORIAL

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  1. LEARN THIS! EYE ANATOMY TUTORIAL

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

  3. 2. Name the black area. cornea

  4. 3. What are these “holes” called? (blue arrows)? lacrimal tear ducts

  5. 4. Name the structure represented by the “white stripes” embedded in the eyelids (blue arrows). Tarsal glands =Meibomian glands

  6. 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

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

  8. 7. Name this process. • Changing of lens shape to view objects Ciliary muscle fibers contracted Suspensory ligaments relaxed Lens thick accommodation (a) Ciliary muscle fibers relaxed Suspensory ligaments taut Lens thin (b)

  9. 8. Which eye demonstrates distant vision. eye 2 • Changing of lens shape to view objects Ciliary muscle fibers contracted eye 1 Suspensory ligaments relaxed Lens thick (a) eye 2 Ciliary muscle fibers relaxed Suspensory ligaments taut Lens thin (b)

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

  11. 10. What are the structures shown by the blue arrows? ciliary body

  12. 11. Name this structure found in the back of the retina Macula lutea

  13. 12. Name this brown circular structure. Iris

  14. 13. Name the fluid in this part of the eye (blue arrow). Vitreous humor

  15. 14. Name this structure (blue circle). Optic nerve

  16. 15. Name the black area. choroid

  17. Aqueous humor 16. Name the fluid shown circulating by the black arrows.

  18. 17. Name the circled part Optic disk

  19. 18. Name this area shown by blue arrow? Anterior chamber aqueous humor

  20. 19. Name this gelatinous part. Vitreous humor

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

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

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

  24. Name these cells shown by blue arrows? 23. Pigment cells of choroid

  25. B 24. Name these muscles in order of the letters (no spaces). A C A =Lateral rectus B = Superior rectus C = Medial rectus D = Inferior rectus D Right eye

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

  27. 26. Name this part. lens

  28. 27. Name this structure shown by blue arrow? lens

  29. Right eye

  30. 28. Name the whitish membrane layer. retina

  31. 29. Name this structure shown by blue arrow? cornea

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

  33. 31. Name these cells shown by blue arrows? cones

  34. 32. Name the shiny area. Tapedum lucidum

  35. 33. Name these muscles A and B in numerical order no spaces. A A = Superior oblique B = Inferior oblique B Right eye

  36. 34. Name the white of the eye area. Sclera

  37. 35. Name this brownish structure. Extrinsic muscles

  38. 36. Name this entire structure. Ciliary body

  39. 37. Name this muscle. Levator palpebrae superioris

  40. Ciliary body 38. Name this structure (yellow arrow)that produces the fluid shown circulating with the black arrows.

  41. Suspensory ligaments 39. Name these string like structures.

  42. 20. Name this lining shown by green dotted line. conjunctiva

  43. Tarsal glands 21. Name these structures that secrete oil.

  44. 22. Name this structures. Lacrimal gland

  45. A. Plica semilunaris B. Lacrimal caruncle C. Lacrima papilla 23. Name these structures in order of the letters – no spaces. A B C

  46. 24. Name this opening. pupil

  47. 25. Name this part of the eye area. Optic nerve

  48. 26. Name the membranous part. retina

  49. 27. Name this layer (green arrow) retina

  50. 28. Name this layer (green arrow) choroid

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