Health Assessment ch14 eyes

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Health Assessment ch14 eyes
2013-02-18 21:30:37
eyes health assessment ch14

chapter 14 assessing the eyes
Show Answers:

  1. Identify the places where the 10 lines meet.
  2. What is the name of this test?
  3. Name the muscle that move the eye in the coordinating direction.

  4. Identify the muscles of the eye. Name 7.

  5. Can you identify the parts of the eye?

  6. Identify these parts of the eye.
  7. What are eyelids?
    Two strong shades that protect against injury, strong light, and dust.
  8. How does the upper eye lid differ from the lower eyelid?
    It is more larger and more mobile.
  9. What are eyelashes?
    Shorts hairs in double or triple rows that curve outward from the lid margins, filtering out dust and dirt
  10. What is the palpebral fissure?
    the elliptical space between the open eyelids
  11. When the eye is open where does the upper eyelid rest?
    it covers a part of the iris
  12. When the eye is open where does the lower eyelid rest?
    at the limbus, the border of the sclera and cornea
  13. What is a canthus?
    Corner of the eye, where the lids meet
  14. Where are the tarsal plates located?
    within the upper eyelid
  15. Why are tarsal plates significant?
    they are strips of connective tissue that give the upper eyelid shape.
  16. What do tarsal plates contain? And why are they so important?
    Tarsal plates have meibomian glands. These are modified sebaceous glands that secrete oil to the eyelids, which helps tears to stop overflowing and form an air tight seal when lids are closed.
  17. What is conjuctiva?
    transparent protective covering over exposed part of eye.
  18. What is palpebral Conjuctiva?
    Lines the lids, clear, with many vessels
  19. What is bulbar conjuctiva?
    overlays eyeball, with white sclera showing through
  20. What does the cornea do?
    covers and protects the iris and the pupil
  21. What is the goal of the lacrimal apparatus?
    provided constant irrigation to keep conjuctiva and cornea moist and lubricated.
  22. Where is the lacrimal gland located?
    in the upper, outer corner of the eye
  23. Name 3 functions of the lacrimal gland.
    • 1. Secrete tears that wash across the eye and draw up evenly as lids blink.
    • 2. drain into puncta, on upper and lower lids at the inner canthus
    • 3. Then drain into the nasolacrimal sac, through 1/2 inch nasolacrimal duct, and empty into the inferior meatus inside the nose.