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SFA 201 - Fundamentals of SFA > ENT Surgery > Flashcards

ENT Surgery Flashcards

1
Q

Why should nitrous oxide be restricted during reconstructive ear surgery?

A
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2
Q

Why should nitrous oxide be restricted during reconstructive ear surgery?

A

Causes expansion of the middle ear and can cause dislocation of a tympanic membrane graft

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2
Q

What are the four paranasal sinuses?

A

Frontal sinuses
Ethmoid sinuses
Sphenoid sinuses
Maxillary sinuses

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3
Q

Commonly performed for drainage of abscess in the maxillary sinus and surgical removal of granulation tissue that has accumulated as a result of chronic sinus infection

A

Caldwell-Luc

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4
Q

What is removed during a total laryngectomy?

A

removal of the larynx (voice box), strap muscles, hyoid bone, and pre-epiglottic space

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5
Q

Identify

The “ear drum”; it is a membrane that divides the outer and middle ear, it vibrates to transfer sound to the inner ear via the ossicles

A

tympanic membrane

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6
Q

Identify

Cranial nerve VIII that carries impulses from the inner ear to the brain

A

auditory nerve

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7
Q

connects the middle ear with the nasopharynx. normally closed but opens periodically, providing a passageway for air to ventilate the middle ear space and equalize air pressure on each side of the tympanic membrane

A

eustachian tube

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8
Q

A benign tumor of the middle ear caused by shedding of keratin in chronic otitis media

A

Cholesteatoma

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9
Q

What are two types of dressings used in ear procedures?

A

Mastoid and glasscock

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10
Q

What is the most common cause of ossicle immobility?

A

otosclerosis

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11
Q

the larynx is separated into three spaces, what are they?

A

supraglottis, glottis, subglottis.

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12
Q

Which procedure is performed for treatment of sleep apnea?
a. FESS
b. SMR
c. UPPP
d. BMT

A

C
UPPP

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13
Q

Which cranial nerve may be damaged by growth of a cholesteatoma?
a. third (III)
b. seventh (VII)
c. fifth (V)
d. tenth (X)

A

B
Seventh (VII)

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14
Q

Which of the paranasal sinuses are MOST superior and can be singular or divided?
a. sphenoid
b. maxillary
c. ethmoid
d. frontal

A

D
Frontal

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15
Q

Which cranial nerve carries information related to equilibrium to the cerebral cortex?
a. fifth (V)
b. tenth (X)
c. third (III)
d. eighth (VIII)

A

D
Eighth (VIII)

16
Q

Which structure is often blocked with stones in the parotid gland, possibly necessitating surgical removal of the gland?
a. canal of Schlemm
b. Steno’s duct
c. paranasal ostia
d. nasolacrimal duct

A

B
Steno’s duct

17
Q

Which laryngeal cartilage is commonly known as the “Adam’s apple”?
a. arytenoid
b. thyroid
c. cricoid
d. cuneiform

A

B
Thyroid

18
Q

Which diagnostic study is best at delineating between soft tissue and bony structures for diagnosing sinus conditions?
a. audiogram
b. MRI scan
c. CT scan
d. angiogram

A

C
CT scan

19
Q

Which type of laser is useful for procedures involving the stapes and middle ear?
a. argon
b. carbon dioxide
c. Nd:YAG
d. holmium: YAG

A

A
Argon

20
Q

Which of the following is the MOST commonly used autograft in otologic procedures?
a. temporalis fascia
b. hyaline cartilage
c. transversalis fascia
d. flexible cartilage

A

A
Temporalis fascia

21
Q

Why should nitrous oxide be restricted during reconstructive ear surgery?

A

Causes expansion of the middle ear and can cause dislocation of a tympanic membrane graft

21
Q

Which of the following is frequently used as an autograft to replace the mandible in a radical neck dissection?
a. clavicle
b. fibula
c. radius
d. humerus

A

B
Fibula

22
Q

Which of the paranasal sinuses are numerous, small, and located on either side of the bridge of the nose, between the eyes?
a. sphenoid
b. ethmoid
c. maxillary
d. frontal

A

B
Ethmoid

23
Q

What is an alternate name for the bony nasal projections known as turbinates?
a. ossicles
b. cochlea
c. conchae
d. ostia

A

C
Conchae

SFA 201 - Fundamentals of SFA (16 decks)

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