Deck 17: Nasopharyngoscopy

Question 1

Where should you insert the scope when evaluating velopharyngeal function?

A)Inferior meatus because it will come out on top of the velum
B)Inferior meatus because it is the largest and therefore causes the least discomfort
C)Superior meatus because it will allow visualization from the highest point of the nasopharynx
D)Middle meatus because it allows a view from above
E)Superior meatus because its smaller size will keep the scope from "wiggling" around too much

Answer 1

D

Question 2

Which of the following should not be done prior to inserting the scope?

A)Have the child blow his nose
B)Check the image on the camera
C)Put lidocaine gel on the scope
D)Put the child in a supine position
E)Spray the nose with a decongestant

Answer 2

D

Question 3

A disadvantage of nasopharyngoscopy is that it does not allow the examiner to see which of the following?

A)Adenoid tissue
B)Nasal surface of velum
C)Length of the posterior pharyngeal wall
D)Oronasal fistula
E)Vocal cords

Answer 3

C

Question 4

When doing nasopharyngoscopy procedure, what is the narrowest part of the passage to the nasopharynx?

A)The entrance to the nasal vestibule
B)Just under the inferior turbinate
C)Just under the middle turbinate
D)Just in front of the choana
E)The superior meatus

Question 5

Which of the following cannot be viewed through a nasopharyngoscopy procedure?

A)Opening to the Eustachian tube
B)Vocal folds during phonation
C)Passavant's ridge during speech
D)Oronasal fistula
E)Length of the posterior pharyngeal wall during speech

Question 6

For surgical planning, what is the most important finding through nasopharyngoscopy?

A)Size of the opening
B)Shape of the opening
C)Location of the opening
D)Timing of closure
E)Pattern of closure

Question 7

Which of the following suggests the presence of a small velopharyngeal opening?

A)Bubbling of secretions
B)Irregularity of the posterior part of the velum
C)Irregular adenoid tissue
D)A small black circle
E)Visible airflow through the valve

Question 8

How should a scope be stored?

A)Hanging from a wall in a cabinet
B)In the storage case provided by the manufacturer
C)In a disinfected plastic case
D)In a cloth bag to allow good ventilation
E)In a sterilized metal box

Question 9

What is the typical diameter of a pediatric scope?

A)0.5 mm
B)1 mm
C)1.7 mm
D)2.2 mm
E)3.2 mm

Question 10

Why should the morphology of the posterior pharyngeal wall be carefully examined in patients with velocardiofacial syndrome?

A)They often have very irregular adenoids, which can affect velopharyngeal closure
B)The carotid arteries can be medially displaced in the pharyngeal wall
C)They usually have a Passavant's ridge
D)They often have hypoplasia of the pharyngeal wall
E)They often have hyperplasia and irregularity of the posterior pharyngeal wall