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Flashcards in The Larynx Deck (32)
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1
Q

functions (3)

A

respiratory

phonatory

reflexive & voluntary sphincteric functions (e.g., to prevent aspiration or breath holding)

2
Q

laryngeal regions & landmarks:
upper laryngeal cavity:

___ region

from the tip of the ___ to the ___

A

supraglottal regoin
epiglottis
vestibular folds

3
Q

laryngeal regions & landmarks:
upper laryngeal cavity:
landmarks:

\_\_\_ (opening to the \_\_\_)
\_\_\_
\_\_\_ folds
\_\_\_ cartilages
\_\_\_ folds or the \_\_\_ cords
\_\_\_ (area b/n the \_\_\_ & the \_\_\_)
A

aditus (opening to the larynx)
epiglottis
aryepiglottic folds
arytenoid cartilgaes
vestibular (ventricular) folds or the false vocal cords
vestibule (area b/n the aditus & the vestibular folds)

4
Q

laryngeal regions & landmarks:
middle laryngeal cavity:

___ region

from the ___ to the ___

A

glottal region

vestibular folds
vocal folds

5
Q

laryngeal regions & landmarks:
middle laryngeal cavity:
landmarks:

___ (___) - strung b/n the thyroid angle & vocal processes of the arytenoid cartilage

___ - the lateral space b/n the false & true vocal folds

___ - the narrowest space b/n the two true vocal folds (the narrowest part of the larynx)

___ - the medial borders of the true vocal cords

A

vocal folds (true vocal cords)

ventricles

glottis

rima glottis

6
Q

laryngeal regions & landmarks:
lower laryngeal cavity:

___ region

from the ___ to the lower border of the ___

A

infraglottal region

vocal cords
cricoid cartilage

7
Q

laryngeal regions (3)

A

upper laryngeal cavity
middle laryngeal cavity
lower laryngeal cavity

8
Q

laryngeal skeleton:

two cartilages (2)

A

unpaired cartilages

paired cartilages

9
Q

laryngeal skeleton:

unpaired cartilages (3)

A

thyroid cartilage
cricoid cartilage
epiglottic cartilage

10
Q

laryngeal skeleton:

paired cartilages (3)

A

arytenoid cartilage
cuneiform cartilages
corniculate cartilages

11
Q

laryngeal skeleton:
unpaired cartilages:
thyroid cartilage:
landmarks:

\_\_\_
\_\_\_ (external)
\_\_\_ (internal)
\_\_\_ notch
\_\_\_ & \_\_\_
A
laminae
laryngeal prominence (external)
thyroid angle (internal)
superior thyroid notch
superior & inferior horns or cornua
12
Q

laryngeal skeleton:
unpaired cartilages:
cricoid cartilage:
landmarks:

___
___
___ surface
___ surface

A

arch
lamina
cricothyroid articular surface
cricoarytenoid articular surface

13
Q

laryngeal skeleton:
unpaired cartilages:
epiglottic cartilage:
landmarks:

___
___ plate

A

stalk

epiglottic plate

14
Q

laryngeal skeleton:
paired cartilages:
arytenoid cartilage:
landmarks:

___
___
___ process
___ process

A

base
apex
vocal process
muscular process

15
Q

laryngeal articulations (2)

A

synovial articulations

membranous articulations

16
Q
laryngeal articulations:
synovial articulations (2)
A

cricothyroid joint

cricoarytenoid joint

17
Q
laryngeal articulations:
membranous articulations (2)
A

extrinsic membranes

intrinsic membranes

18
Q

laryngeal articulations:
membranous articulations:
extrinsic membranes (2)

A

thyrohyoid membrane

cricotracheal membrane

19
Q

laryngeal articulations:
membranous articulations:
intrinsic membranes (3)

A

quadrangular membrane
cricothyroid membrane
median cricothyroid ligament

20
Q

laryngeal articulations:
membranous articulations:
intrinsic membranes:

consists of ___ & ___ parts of a continuous elastic membrane: ___

A

superior & infeiror parts

conus elasticus

21
Q

laryngeal muscles (2)

A

extrinsic

intrinsic

22
Q

laryngeal muscles:
extrinsic:

the ___ & ___ muscles for ___ & ___

A

suprahyoid & infrahyoid msucles

phonation & deglutition

23
Q

laryngeal muscles:
intrinsic:

these relatively (large/small) muscles provide ___, ___, & ___ functions

A

small

sphincteric
respiratory
phonatory

24
Q

laryngeal muscles:

intrinsic (2)

A

sphincteric group

respiratory & phonatory group

25
Q

laryngeal muscles:
intrinsic:
sphincteric group:

circumferential muscles that act to close the ___ & ___

four muscles (4)

A

aditus & ventricular folds

aryepiglottic muscle
oblique arytenoids muscle
thyroepiglottic muscle
thyroarytenoid muscle

26
Q

laryngeal muscles:
intrinsic:
respiratory & phonatory group:

___ muscles that act on the ___ articulations to change the openings & length of the ___

A

strap muscles
laryngeal artiuclations
vocal folds

27
Q

laryngeal muscles:
intrinsic:
respiratory & phonatory group:

\_\_\_ muscle (abducts the vocal folds)
\_\_\_ muscle (adducts the vocal folds)
\_\_\_ muscle (adducts the vocal folds)
\_\_\_ muscle (lengthens & tenses the vocal folds)
\_\_\_ muscle (shortens & relaxes the vocal folds)
\_\_\_ muscle (shortens & relaxes the vocal folds)
A
posterior cricoarytenoid muslce
lateral cricoarytenoid muscle
transverse arytenoid muscle
cricothyroid muslce
thyroarytenoid muscle
vocalis muscle
28
Q

layrngeal nerve supply:

from ___ nerve

two nerves (2)

A

vagus

superoir laryngeal nerve
inferior (recurrent) laryngeal nerve

29
Q

laryngeal nerve supply:
superior laryngeal nerve:

two branches (2)

A

external branch

internal branch

30
Q

laryngeal nerve supply:
superior laryngeal nerve:
external branch:

(sensory/motor) to the ___ muscle

A

motor

cricothyroid muscle

31
Q

laryngeal nerve supply:
superior laryngeal nerve:
internal branch:

(sensory/motor) to the upper & middle regions of the ___ cavity

A

sensory

laryngeal cavity

32
Q

laryngeal nerve supply:
inferior (recurrent) laryngeal nerve:

(sensory/motor) to remaining ___ muscles

(sensory/motor) to lower ___ cavity

A

motor
intrinsic muscles

sensory
laryngeal cavity

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