CHAPTER 17 Flashcards
Sound is heard in
both ears or is
localized at the
center of the head is it positive/negative
(Weber negative)
Pull pinna up & back for
adult or older child
Pull pinna own if
if infant to < 3 yrs
in testing hearing acuity how many syllable is needed
Whisper 2 syllable words,
Redness, swelling,
scaling, or itching
otitis externa
● Pale blue ear color
frostbite
● Blocked sebaceous
gland
postauricular cysts
normal ear size
(normally 4-10 cm).
(nontender,
hard, cream-colored
nodules on the helix
or
Tophi
uric acid
crystals) →
gout
the reflection of the otoscope
light seen as a cone due to the concave nature of the membrane.
Cone of light
the top portion of the
membrane that appears to be less taut
Pars flaccida
the bottom of the membrane
that appears to be taut.
Pars tensa
the base of the malleus, also serving
as the center point landmark.
Umbo
