How to's of Eye/Ear medication and Tests

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How to's of Eye/Ear medication and Tests
2015-10-21 03:55:17
CT vettech vet tech NDSU
CT&I 2015
How to administer solutions, ointments and run various tests on eyes. How to examine, clean and apply medication to ears
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  1. Before applying any topical ointment what must you do first when prepping?
    • Read the Label (eye & ear are not interchangeable)
    • clean area before application
  2. How does a normal eye usually respond when forced open?
    the third eyelid closing.
  3. What is another name for the third eyelid?
    nictitating membrane
  4. Solutions are a ____ medication
    Solutions are a liquid medication
  5. When placing eye drops what does our dominant and non dominant hand do?
    • Dominant: holds dropper
    • Non Dom: holds eye open
  6. What is important when giving any eye or ear medication when the applicator will be used for multiple animals?
    Do not touch the animal, it is considered sterile until then.
  7. WHat should you not allow eye ointment to do?
    do not hold to far away and allow to curl.
  8. What tool do you use to view eyes?
  9. What do you look at with an ophthalmoscope?
    • optic disk
    • blood vessels
    • back of eye
    • iris
    • lens
  10. What should you do before applying an eye stain?
    place 2-3 drops of opthamic local anesthetic to eye (opthaine)
  11. After stain has been placed in eye what do you do? (last two steps)
    • wash out access with saline flush 
    • observe with black light of any green scratched or abrasions
  12. What test looks at tear production?
    Shirmer Tear Test
  13. How long should you keep a Shirmer tear test in?
    60 seconds
  14. if a tear test is over 20, the animal possible has ____
    over production of tears
  15. if a tear test is roughly 20, the animal possible has ____
    normal tear production
  16. if a tear test is under 20 but over 10, the animal possible has ____
    tear shortage
  17. if a tear test is under 10, the animal has a ____
    tear shortage
  18. What is a tonometer (or tonopen) used for?
    surface tension of eye
  19. What should the intraocular pressure of an eye be?
    greater than 21 mm Hg
  20. What is a fancier name for an ear swab?
    Otic Cytology
  21. What three things do you look for with a otic cytology?
    • Parasites
    • Yeast/bacteria
    • Polyps/Growth
  22. What do you look for on the dry slid from a Otic cytology?
    yeast and bacteria
  23. What do you look for on the wet (mineral oil) slide of an ear swab?
  24. On the dry slide from a otic cytology how do we differentiate the left and right side?
    • By drawing the left side in the shape of an "L"
  25. What must you NEVER do when swabbing an ear with a cotton swab?
    • Stick it deep in the ear where you can not see the tip.
    • (Hold like a pen to avoid)
  26. When inserting ear cleaner what should you not do?
    Let the tip touch to keep it sterile and can use on other animals
  27. After messaging fluid into ear how do we clean the ear?
    • With some cotton roll over your finger wipe out debris until it comes out clean
    • use a cotton swab to clean out outer ear crevasses (never deep!)
  28. How do you insert a Otoscope?
    • Gently lift pinna upward
    • place Otoscope into ear canal
    • Move into position to visualize internal debris
    • locate ear canal
  29. What should you check before administering anything other then ear cleanser?
    That the tympanic membrane is intact
  30. Why can you place otic medication nozzle deep in the war?
    Because the bottle will be used only of that animal so it does not need to be sterile.

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