Zusammenfassung der Ressource
Frage 1
Frage
The adult ear canal
Antworten
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curves like a vertical figure "S"
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is usually straight
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rises upwards and forward, then descends to the drum
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descends downward then backward toward the drum
Frage 2
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where the canal narrows to enter the temporal bone
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another name for the aperture
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located at the second bend of the canal
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the area between the first and second bend
Frage 3
Frage
The pinna and the external canal together
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all of the above
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gather and reinforce acoustical signals
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with the irregular shape of the auricle, cause increases and decreases
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forms the resonating tube
Frage 4
Frage
The average resonant frequency of the ear canal plus concha is:
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2700Hz
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1500 HZ
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3500HZ
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1000HZ
Frage 5
Frage
The dividing line between the external ear and the middle ear is the
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tympanic membrane
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malleus
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eustachian tube
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oval window
Frage 6
Frage
The ear canal contains
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cilia, ceruminous glands, sebaceous glands
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ceruminous glands, pinna scaffoid fossa
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umbo, isthmus, sebaceous glands
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crus, aperture, sebaceous glands
Frage 7
Frage
Which of the following terms is not part of the tympanic membrane
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crus
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par tensa
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pars flaccida
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umbo
Frage 8
Frage
An otoscopic insprection should reveal:
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a view of the pearly white tympanic membrane
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an external auditory canal sloping upward and backward
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no vision of any oddicles
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a clear view of the Vagus Nerve (Xth Cranial)
Frage 9
Frage
Which of the following is part of the pinna
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all of the above
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tragus
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interragal
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triangular fossa
Frage 10
Frage
The Vagus Nerve (Xth Crainal) is found:
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along the bottom of the ear canal
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along the bottom of the tympanic membrane
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along the bottom of the interregnal notch
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at the top of the isthmus.