The Outter Ear (IHS5e)

Descripción

IHS 5E Lesson 1 The Outer Ear
Jennifer Stratichuk
Test por Jennifer Stratichuk, actualizado hace más de 1 año
Jennifer Stratichuk
Creado por Jennifer Stratichuk hace alrededor de 2 años
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Resumen del Recurso

Pregunta 1

Pregunta
The adult ear canal
Respuesta
  • curves like a vertical figure "S"
  • is usually straight
  • rises upwards and forward, then descends to the drum
  • descends downward then backward toward the drum

Pregunta 2

Pregunta
The isthmus is
Respuesta
  • where the canal narrows to enter the temporal bone
  • another name for the aperture
  • located at the second bend of the canal
  • the area between the first and second bend

Pregunta 3

Pregunta
The pinna and the external canal together
Respuesta
  • all of the above
  • gather and reinforce acoustical signals
  • with the irregular shape of the auricle, cause increases and decreases
  • forms the resonating tube

Pregunta 4

Pregunta
The average resonant frequency of the ear canal plus concha is:
Respuesta
  • 2700Hz
  • 1500 HZ
  • 3500HZ
  • 1000HZ

Pregunta 5

Pregunta
The dividing line between the external ear and the middle ear is the
Respuesta
  • tympanic membrane
  • malleus
  • eustachian tube
  • oval window

Pregunta 6

Pregunta
The ear canal contains
Respuesta
  • cilia, ceruminous glands, sebaceous glands
  • ceruminous glands, pinna scaffoid fossa
  • umbo, isthmus, sebaceous glands
  • crus, aperture, sebaceous glands

Pregunta 7

Pregunta
Which of the following terms is not part of the tympanic membrane
Respuesta
  • crus
  • par tensa
  • pars flaccida
  • umbo

Pregunta 8

Pregunta
An otoscopic insprection should reveal:
Respuesta
  • a view of the pearly white tympanic membrane
  • an external auditory canal sloping upward and backward
  • no vision of any oddicles
  • a clear view of the Vagus Nerve (Xth Cranial)

Pregunta 9

Pregunta
Which of the following is part of the pinna
Respuesta
  • all of the above
  • tragus
  • interragal
  • triangular fossa

Pregunta 10

Pregunta
The Vagus Nerve (Xth Crainal) is found:
Respuesta
  • along the bottom of the ear canal
  • along the bottom of the tympanic membrane
  • along the bottom of the interregnal notch
  • at the top of the isthmus.
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