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Ear Instrument Test Questions:    Click on Pictures to Enlarge !!!

1P.  The picture to the right shows what instrument : 

Left alligator forceps.
Straight scissors.
Right cup forceps.
Left pick.

2P.  Picks are described by the following characteristics ?

  Length of the pick.
  Sharp or dull.
  Direction the tip of the pick is bent.
  The angle of the pick on the instrument shaft.
  All of the above are true.

3P.  The most common instruments used to rim an eardrum perforation are ?

  90 degree pick and alligator forceps.
  Micro-scissors and Tabb knife.
  Rosen needle and cup forceps.
  Annulus elevator and straight pick

4P.  The instrument in the right-hand picture is used to :

  Elevate the annular ligament of the eardrum.
  Rim an eardrum perforation.
  Elevate periosteum off the mastoid tip.
  Separate the incus from the stapes.
  Elevate the ear canal skin.

5P.  The instrument on the right is designed to ?

  Elevate the annular ligament of the eardrum.
  Rim an eardrum perforation.
  Elevate periosteum off the mastoid tip.
  Elevate the ear canal skin.

6P. Which instrument is designed to advance the fascia and gelfoam placed in the ear ?

  Rosen Needle.
  Straight Sharp Pick.
  Dull Pick.
  Derlacki Mobilizer.
 

7P.  Which is true about gel foam ? ( choose best answer )

  It is kept wet before placement into the ear.
  It is advanced into the middle ear using a Rosen Needle.
  It is pressed, dried, and cut into standard size pieces before the surgery begins.
  It is advanced using a Derlacki Mobilizer.
  The first and second answers are true.
  The third and fourth answers are correct.

8P.  The injection of the ear canal is with ?

  Plain Xylocaine and a 22 gage needle.
  Xylocaine with Epinephrine and a 27 gage needle.
  Xylocaine with Epinephrine and a 22 gage needle.
  Plain Xylocaine and a 27 gage needle.
 

9P. The instrument to the right is used to ?

  Disarticulate the stapes from the incus.
  Cut the neck of the malleus.
  Cut gel foam disks.
  Remove plaques from the eardrum.

10P.  The stapes may be disarticulated from the incus using a  :

  90 degree pick.
  Tabb knife.
  Rosen Needle.
  Annular Elevator.
  The first and second answers are true.
  The third and fourth answers are true.

11P.  Which instruments and in what order would you pass to the surgeon to perform the following steps  :

• Remove bone from the posterior superior canal wall to aid in visualization,
• Palpate the stapes to verify it is fixed,
• Measure the distance between the footplate and the undersurface of the incus.
• Create a pothole in the footplate,
• Disarticulate the incus from the stapes,
• Cut the stapedial tendon,
• Gently push the stapes superior structure up, then quickly push it down,
• Remove the superior structure,
• Enlarge the hole using a pick.

  Bone Currette, Large Straight Needle, Measuring Rod, Thin Straight Needle, Tabb Knife, Alligator Forceps, Large Straight Needle, Balluchi Scissors, 45 deg short pick.
  Bone Currette, Large Straight Needle,  Measuring Rod, Tabb Knife, Thin Straight Needle, Balluchi Scissors, Large Straight Needle, Alligator Forceps, 45 deg short pick.
  Bone Currette, Large Straight Needle,  Measuring Rod, Thin Straight Needle, Tabb Knife, Balluchi Scissors, Large Straight Needle, Alligator Forceps, 90 deg long pick.
  Bone Currette, Large Straight Needle,  Measuring Rod, Balluchi Scissors, Thin Straight Needle, Tabb Knife, Large Straight Needle, Alligator Forceps, 90 deg long pick.
Bone Currette, Large Straight Needle,  Measuring Rod, Thin Straight Needle, Tabb Knife, Balluchi Scissors, Large Straight Needle, Alligator Forceps, 45 deg short pick.

12P.  The scissors on the right are used to  :

Cut the ear canal skin.
Cut the temporalis fascia.
Cut the stapedial tendon.
Extend the post-auricular skin incision.
 

13P  The stapes prosthesis is grasped using :

  A smooth alligator forceps.
  A serrated alligator forceps.
  A cup forceps.
  An Adson forceps.
 

14P  The burr shown on the right is a :

A cutting burr with flutes.
A fine diamond burr.
A course diamond burr.
A cutting burr with sharp fins.

15P  The most important thing to remember about the application of a mastoid dressing is :

Be sure to place a cotton ball in the external auditory canal.
Tie the dressing together, do not use tape.
Do not apply too tight.
Place at least six fluffs over the auricle.

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