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NA 1 > Anatomy of Airway - Exam 1 > Flashcards

Anatomy of Airway - Exam 1 Flashcards

1
Q

Sternohyoid
-class
-function

A

Extrinsic, infrahyoid
-depress larynx

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2
Q

Sternothyroid
-class
-funciton

A

Extrinsic Infrahyoid
-depress larynx

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3
Q

Omohyoid
-class
-function

A

extrinsic, infrahyoid
-depress larynx

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4
Q

Thyrohyoid
-class
-function

A

Extrinsic, infrahyoid
-depress hyoid bone, elevates larynx

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5
Q

Stylopharyngeus
-class
-function

A

extrinsic, pharyngeal
-elevate larynx

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6
Q

Stylohyoid
-class
-function

A

extrinsic, suprahyoid
-elevate larynx

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7
Q

Geniohyoid
-class
-function

A

extrinsic, suprahyoid
-elevate larynx

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8
Q

Mylohyoid
-class
-fucntion

A

extrinsic, suprahyoid
-elevate larynx

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9
Q

Digastric
-class
-function

A

extrinsic, suprahyoid
-elevate larynx

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10
Q

Posterior Cricoarytenoids
-class
-nerve
-fuction

A

-intrinsic
-RLN
-ABDuct VC

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11
Q

Lateral Cricoarytenoids
-class
-nerve
-function

A

intrinsic
RLN
ADDuct + lengthen arytenoids causing glottic closure

Lateral Lengthen

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12
Q

Interarytenoids
-class
-nerve
-function

A

intrinsic
RLN
-close posterior commissure of glottis, VC narrow

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13
Q

Thyroarytenoids and Vocalis
-class
-nerve
-function

A

intrinsic
RLN
shorten/relax and ADDuct VC

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14
Q

Aryepiglottic
-class
-nerve
-function

A

intrinsic
RLN
constrict laryngeal vestibule

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15
Q

Cricothyroid
-class
-nerve
-function

A

intrinsic
SLN external branch
ADDuct +increase tension of VC

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16
Q

SLN gives sensory input _ the VC

17
Q

SLN motor function

A

cricothyroid

18
Q

Bounds of hypopharynx/ laryngopharyn

A

posterior-larynx
superior-epiglottis
inferior-cricoid cartilage

19
Q

RLN sensory input to :

A

glottic area + trachea

20
Q

RLN motor function to:

A

all muscles ecxept cricothyroid

21
Q

RLN loops on Rd around _ and on L sd around _

A

subclavian
aorta

22
Q

During Laryngospasm, which muscles are involved?

A

Cricothyroid
Thyroarytenoid
Lateral Cricoarytenoid

23
Q

During laryngospasm, which nerves are involved?

A

Vagus!
-both SLN (cricothyroid) +RLN (lat.cricoarytenoid + thyroarytenoid)

24
Q

LMA base should sit at :

A

base of tongue

25
Q

LMA tip should sit at:

A

upper esoph sphincter, cricopharyngeus muscle

26
Q

LMA sides should sit:

A

piriform sinus

NA 1 (31 decks)

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