Pharynx and Larynx Flashcards Preview

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Flashcards in Pharynx and Larynx Deck (79)
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1
Q

[Pharynx]

contains the opening of the auditory tube and pharynx

A

nasopharynx

2
Q

[Pharynx]

contains the palatine and lingual tonsils

A

oropharynx

3
Q

[Pharynx]

opens into the larynx and esophagus

A

laryngopharynx

also called the hypopharynx

4
Q

the musculomembranous wall of the pharynx is deficient ___ (anteriorly/posteriorly)

A

anteriorly

5
Q

What are the openings of the pharynx?

A
  1. Auditory tubes
  2. Two posterior nares
  3. Larynx
  4. Esophagus
6
Q

What are the “tonsils” present in the pharynx?

A
  1. Pharyngeal
  2. Palatine
  3. Lingual
  4. Tubal
7
Q

What are the locations of the constrictions of the pharynx?

A
  1. Superior constrictor
  2. Middle constrictor
  3. Inferior constriction
8
Q

What muscle in the pharynx that act as an inner longitudinal coat of the pharynx?

A

Stylopharyngeus

9
Q

[Innervation of the pharynx]

the afferent limb of the GAGA reflex comes from what nerve?

A

Glossopharyngeal pharyngeal

10
Q

[Innervation of the pharynx]

the efferent limb of the gag reflex comes from the ____

A

pharyngeal branch of the vagus nerve

11
Q

The sensory innervation of the mucosa of the upper pharynx

A

afferent limb, glossopharyngeal nerve

12
Q

The sensory innervation of the lower pharynx and larynx is the ___

A

vagus nerve

13
Q

[Innervation of the pharynx]

the efferent limb of the gag reflex is from the

A

pharyngeal branch of the vagus nerve

14
Q

[Reflexes]

what is the afferent limb of the pupillary light reflex

A

CN 2

15
Q

[Reflexes]

What is the efferent limb of the pupillary light reflex

A

CN III

16
Q

[Reflexes]

what is the afferent limb of the corneal reflex?

A

CN 5

17
Q

[Reflexes]

what is the efferent limb of the corneal reflex

A

CN 7

18
Q

What nerve may be injured during a palatine tonsillectomy?

A
  1. Glossopharyngeal nerve
19
Q

____ is a lymphoid tissue that surrounds the opening of the respiratory and digestive systems

A

waldeyer ring of lymphoid tissue

20
Q

[waldeyer ring of lymphoid tissue]

what lymphoid tissue surrounds the openings of the auditory tube

A

tubal tonsils

21
Q

[waldeyer ring of lymphoid tissue]

this lymphoid tissue lines the upper midline of the nasopharynx

A

pharyngeal tonsil (adnoid)

22
Q

[waldeyer ring of lymphoid tissue]

this lymphoid tissue lines the posterior third of the band

A

lingual tonsil

23
Q

the eustachian tonsil is also called

A

Gerlach’s tonsil

24
Q

The torus tobarius contains what tonsils

A

Tubal tonsils

25
Q

the tonsillar ring is also called the

A

waldeyers

26
Q

[Lymph drainage of pharynx]

it drains directly to the ____

A

deep cervical LN

27
Q

[Lymph drainage of pharynx]

it drains indirectly to the

A

retropharyngeal or paratracheal nodes then into the deep cervical nodes

28
Q

____ is a protective sphincter at the inlet of air passages

A

Larynx

29
Q

The larynx lies at the level of what cervical vertebra?

A

C4-6

30
Q

The cartilage that forms the laryngeal prominence is the

A

thyroid cartilage

31
Q

[Larynx]

What are the unpaired cartilages of the larynx?

A
  1. Epiglottis
  2. Thyoid
  3. Cricoid
32
Q

[Larynx]

what are the paired cartilages of the larynx?

A
  1. Arytenoid
  2. Corniculate
  3. Cuneiform
33
Q

[Larynx: Cartilage]

signet ring shaped
hyaline cartilage

A

cricoid

34
Q

[Larynx: Cartilage]

leaf shaped
elastic cartilage

A

epiglottis

35
Q

[Larynx: Cartilage]

largest

A

thyroid cartilage

36
Q

[Larynx: Cartilage]

pyramid shape
located at the back of larynx

A

arytenoid

37
Q

[Larynx: Cartilage]

small rod shaped

A

cuneiform

38
Q

[Larynx: Cartilage]

small conical shape

A

corniculate

39
Q

[Larynx: Membranes/Ligament]

connects the upper margin of the thyroid cartilage to the hyoid bone; pierced by the superior laryngeal vessels and internal laryngeal nerve

A

thyrohyoid membrane

40
Q

[Larynx: Membranes/Ligament]

connects the cricoid to the first ring of trachea

A

Cricotracheal ligament

41
Q

[Larynx: Membranes/Ligament]

extends between the epiglottis and the arytenoid cartilages

A

quadrangular membrane

42
Q

[Larynx: Membranes/Ligament]

forms the interior of the vestibular folds

A

quadrangular membrane

43
Q

[Larynx: Membranes/Ligament]

forms the vocal ligament on each side

A

cricothyroid ligament

44
Q

[Larynx: Membranes/Ligament]

the lower margin is attached to the upper border of the cricoid catilage

A

cricothyroid ligament

45
Q

The true vocal cord lie superior to the ___

A

cricoid membrane

46
Q

What are the layers sliced by the scalpel during cricothyroidectomy

A
  1. Skin
  2. Superficial fascia
  3. Investing layer of the deep cervical fascia
  4. Pretracheal fascia
  5. Larynx
47
Q

[Laryngeal fold]

___ is mobile, concerned with voice production

A

vocal fold

48
Q

[Laryngeal fold]

___ fixed, pink in color, vascular, formed by mucous membrane covering the vestibular ligament

A

vestibular fold

49
Q

[Laryngeal fold]

___ formed by the mucus membrane covering the vocal ligament; avascular, white in color

A

vocal fold/cord

50
Q

What is the narrowest part of the laryngeal cavity

A

Rima Glottids

51
Q

Where can you see the rima glottids?

A

space between the vocal folds and the arytenoid cartilages

52
Q

The right recurrent laryngeal nerve loops around___ prior to ascending

A

right subclavian

53
Q

the left recurrent laryngeal nerve loops around ___ prior to ascending

A

arch of the aorta anterior ot the ligamentum arteriosus

54
Q

What are the branches of the superior laryngeal nerve

A
  1. Internal laryngeal nerve

2. External laryngeal nerve

55
Q

[Branch of the superior laryngeal nerves]

What nerve is sensory above the vocal cord area

A

Internal laryngeal nerve

56
Q

[Branch of the superior laryngeal nerves]

what nerve supploes the cricothyoid

A

External laryngeal nerve

57
Q

What is the sensory innervation below the vocal cord area

A

Inferior LN or Recurrent laryngeal nerve

58
Q

All muscles of phonation are supplied by the recurrent laryngeal nerve except for this part

A

cricothyroid

59
Q

What is the chief tensor of the vocal cords?

A

cricothyroid

60
Q

What muscle widens the rima glottids

A
  1. Posterior cricarytenoid
61
Q

What muscle stretches and tenses voice

A

Cricothyroid

62
Q

Muscle important to allow air passage through the larynx

A

posterior arytenoids

63
Q

What cartilage ABducts the vocal cords

A

posterior cricoarytenoids

64
Q

wha cartilage ADDucts the vocal cords

A

lateral cricarytenoid

65
Q

What muscle ADducts the arytenoid cartilage/OPENING OF RIMA GLOTTIDS

A

oblique arytenoid muscle

66
Q

What muscle ADducts the arytenoid cartilage?

Closes the RIMA glottids

A

transverse arytenoid muscle

67
Q

The thyroarytenoid ____ the rima glottids

A

relaxes

68
Q

What nerve is most associated with the superior thyroid artery?

A

external branch of the superior laryngeal nerve

69
Q

inability to produce high-pitched sound is due to a damage in what nerve?

A

External branch of the superior laryngeal nerve

70
Q

The recurrent laryngeal nerve is most associated with what artery

A

Inferior thyroid artery

71
Q

Damage to the recurrent laryngeal nerve acan lead to ___ change in voice

A

hoarseness/breathiness

72
Q

monotonous speech is associated with paralysis of what muscle

A

cricothyroid

73
Q

loss of taste of the epiglottis is due to a damage in what nerve?

A

internal laryngeal nerve

74
Q

[Unilateral/bilateral RLN damage]

voice cords assume a median or paramedian position; doesnt move laterally on deep inspiration

A

unilateral paralysis

75
Q

The upper half of the larynx is supplied by the superior laryngeal branch. This is a branch of what artery?

A

Superior thyroid artery

76
Q

The lower half of the larynx is supplied by the inferior laryngeal branch of what arrtery?

A

inferior thyroid artery

77
Q

The superior laryngeal vein drains to the ____

A

superior thyroid vein

78
Q

[Lymph drainage of the larynx]

above the vocal cords

A

superior deep cervical nodes

79
Q

[Lymph drainage of the larynx]

below the level of vocal cords

A

paratracheal or pretracheal node