Larynx Flashcards
done (104 cards)
1
Q
Name of the laryngeal prominance
A
adam’s apple
2
Q
structures that are located lateral
(3) Muscles
(1) Nerve
(2) vessels
(1) gland
A
sternohyoid
thyrohyoid
stylohyoid omohyoid
vagus N
CCA
IJV
thyroid
3
Q
Structures that are posterior to the larynx
A
prevertebral M
4
Q
(3) functions of te larynx
A
- organ of volcalization or phonation
- air passage
- sphincter- prevent food from entering
5
Q
The extent of the larynx is btw the _________ and ______
A
root of the tongue
trachea
6
Q
In the adult, the larynx extends btw which vertebral levels
A
C3-C6
7
Q
The larynx communicates superior with the _____
A
laryngopharynx
inferior: trachea
8
Q
The larynx communicates inferior with the _____
A
trachea
sup: laryngopharynx
9
Q
what two types of cartilage does the larynx have?
A
hyaline
elastic
10
Q
Name the unpaired cartilages in the larynx
A
thyroid
cricoid
epiglottis
11
Q
Name the paired cartilage in the larynx
A
arytenoid
corniculates
cuneiforms
12
Q
What is the largest unpaired larynx cartiage
A
thyroid
13
Q
The thyroid cartilage is ____ cartilage and is located under the ____ bone
A
hyaline cartilage
hyoid bone
14
Q
The thyroid cartilage is made up of two ____ that meet in the middle
A
laminae
15
Q
Name of the superior and inferior extensions of the thyroid cartilage
A
superior horn
inferior horn
16
Q
The ____ prominance is formed by the two laminae coming together
A
laryngeal prominance
17
Q
The ____ notch is formed at the connection of the two laryngeal laminae
A
thyroid notch
18
Q
____is the attachment of the sternothyroid and thyrohyoid
A
oblique line
19
Q
_____ joint is btw the inferior cornu of the thyroid cartilage and lateral side of the cricoid cartilage
A
cricothyroid
20
Q
Name the four attachments of the thyroid cartilage
A
- cricoid - cricothyroid lig
- epiglottis - thyroepiglottic lig
- vocal process of the arytenoid - vocal lig
- hyoid bone- thryohyoid lig
21
Q
vocal lig attached thryoid cartilage to ____
A
vocal process of arytenoid
22
Q
Thyroid cartilage is attached to the arytenoid via the ___ lig
A
vocal lig
23
Q
Hyoid is at ___ vert level
A
C3
24
Q
thyroid is at ___ vert level
A
C4&C5
25
Cricoid is at ___ vert level
C6
26
2 articulations of the cricoid
cricothyroid
| cricoarytenoid
27
Cricoid is attached to the thyroid via ___ lig
cricothyroid lig
28
Cricoid is attached to the trachea via ___ lig
cricotracheal lig
29
___ cartilage is attached to the apex of the arytenoid
corniculate cartilage
| paired
30
arytenoid is ____ shaped
pyramid
31
cricoid is ___ cartilage
hyaline
* as we get older the cartilage ossifies
32
arytenoid cartilage is located on the lateral side of the superior border of the ____
cricoid lamina
33
Name the 2 process of the arytenoid
vocal and muscular
34
2 articulations of the arytenoid
cricoid lamina
| corniculate cartilage
35
____ is attached to the ___ by the quadrangular membrane
arytenoid cartilage to the epiglottis
36
the aryepiglottis lig runs on top of the ____ membrane
quadrangular
37
The epiglottis projects upward behind the ___ and ___
tongue
| hyoid bone
38
the stalk of the epiglottis attaches to the back of the ____
thyroid cartilage
39
Define deglutition
the act of swallowing
40
during deglutition, the epiglottis action is _____
bend back over the laryngeal inlet
41
(4) attachments of epiglottis
thyroid
hyoid - hyoepiglottic lig
arytenoid -aryepiglottic lig
tongue - glossoepiglottic fold
42
the medial and lateral glossoepiglottic folds make a little ditch called the ____ where pills and fish bones can get trapped in
epiglottic vallecula
43
The epiglottic vallecula is mae up of the ____
medial and lateral glossoepiglottic folds
| where fish and pills can get stuck
44
corniculate is made up of ____ cartilage
elastic
45
___ are enclosed in the posterior parts of the aryepiglottic fold
corniculate cartilage
46
____ cartilage is located btw the tips of the greater horn of the hyoid and superior horn of the thyroid cartilage
triticeal cartilage
47
cuneform cartilage is ___ cartilage
elastic
48
____ are rod like bodies in the aryepiglottic fold
cuneform cartilage
| anterior to the corniculate cartilage
49
name the 3 extrinsic membranes of the larynx
thyroid membrane
cricotracheal lig
hyoepiglottic lig
50
____ membrane is btw the epiglottis and arytenoid cartilage
quadrangular membrane
| inf border forms the vocal lig
51
the inferior border of the quadrangular membrane forms the ____ lig
vocal lig
52
name the three intrinsic lig / membrane
quadrangular membrane
cricothyroid lig
thyroepiglottic lig
53
Vocal lig + the lateral cricothyroid lig form the _____
conus elasticus
54
The upper edge of the lateral cricothyroid lig is the ____ lig
vocal
55
What lig forms the vocal lig
cricothyroid lig
56
three strcutures that make up the arytenoid cartilage
vocal process
apex
muscular process
57
boundaries of the laryngeal inlet
1. epiglottis (ant)
2. aryepiglottic folds (lat)
3. mm btw the arytenoid cartilages (post)
58
the laryngeal inlet is also known as the ___
aditus "opening"
59
___: space btw the inlet and the vestibular folds
vestible
60
the vestible is the space in btw the ___ & ___
inlet and vestibular folds
61
____ : the space btw the vestibular folds and the vocal folds
ventricles
62
The ventricle is the space btw the ____folds and ___ folds
vestibular folds
| vocal folds
63
____ contains mucous glands to lubricate the vocal folds
saccule
| anterior extension of the ventricle
64
____ is an anterior extension of the ventricle
saccule
65
___: the space btw the vocal folds and inferior boder of the cricoid cartilage
infraglottic cavity
66
infraglottic cavity is the space btw the ___ folds and the inferior border of the ___ cartilage
vocal folds
| cricoid cartilage
67
____ the space btw the R/L vestibular folds
rima vestibuli
68
____ the space btw the R/L vocal folds
rima glottidis
69
Which is more superior : rima glottidis or rima vestibuli
rima vestibuli
70
Which suprahyoid M elevate the larynx
digastric
stylohyoid
mylohyoid
geniohyoid
also the:
stylopharyngeus
salpingopharyngeus
palatopharngeus
71
name the 3 depressors of the larynx
sternothyroid
sternohyoid
omohyoid
72
N to the stylohyoid M
facial
73
N to the stylopharyngeal M
glossopharyngeal N
74
Which intrinsic laryngeal M has both its origin and insertion on the arytenoid
transverse and oblique arytenoid
75
Which two intrinsic laryngeal M have its origin on the thryoid lamina
thyroarytenoid
| vocalis
76
Which intrinsic laryngeal M has its inserition onto the thyroid
cricothyroid
77
intrinsic laryngeal M that acts as the chief tensor of the vocal lig
cricothyroid
78
intrinsic laryngeal M that abducts the vocal lig
osterior cricoarytenoid
79
intrinsic laryngeal M that closes the rima glottidis
transverse and oblique arytenoid
| thyroarytenoid
80
intrinsic laryngeal M that adducts the vocal lig
lateral cricoarytenoid
81
what two actions does the thyroarytenoid do?
slackens vocal folds and closes rima glottidis
82
intrinsic laryngeal M adjusts the tension of the vocal lig
vocalis
83
the rima glottidis ____ during breathing
opens
84
The rima glottidis ____ during talking
closes
85
high pitch voice causes ____ on the vocal lig
tension
86
the external laryngeal N runs with the ____ art
superior thyroid artery
87
c.c. if the doc cuts the _____ on accident when doing surgery to the larynxthe patient will not be able to produce high pitch sounds
external laryngeal N
88
low pitch sounds are make from contraction of the ____ M which relaxes the vocal lig
thyroartenoid M
89
During force respiration the vocal folds are ____
completely abducted
90
the vocal folds are almost completely closed during ____
phonation
- the air coming out causes vibrations on the folds
91
What three structures modify the sound that comes out when we speak
tongue
soft palate
mouth
92
internal laryngeal N is a branch of the ____ N
superior laryngeal N of the vagus
93
___ N supplies laryngeal mucosa down to the level of the vocal folds
internal laryngeal N
| from vocal folds up
94
internal laryngeal N supplies the ____ down to the level of the ___
laryngeal mucosa
vocal folds
95
____N supplies the laryngeal mucosa below the level of the vocal folds
recurrent laryngeal N
96
the recurrent laryngeal nerves supply the ____ below the level of the ___
laryngeal mucosa
vocal folds
97
What are the two sensory intervations to the larynx
internal laryngeal N (above vocal folds)
recurrent laryngeal N (below vocal folds)
98
What are the two motor supplies to the larynx
external laryngeal nerve
recurrent laryngeal N
99
External laryngeal N is a branch of the ______
superior laryngeal N of the vagus
-cricothyroid M
100
what nerve supplies the cricothyroid M
external laryngeal N
101
___ N supplies all of the intrinsic laryngeal M except the cricothyroid M
recurrent laryngeal N
102
The internal laryngeal N is ____
sensory
| above vocal fold
103
the recurrent laryngeal N is ___
sensory and motor
| S- below vocal fold
104
External laryngeal N is ____
motor (cricothyroid)
