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Anatomy > 48. Pharynx and Pre-vertebral Region > Flashcards

48. Pharynx and Pre-vertebral Region Flashcards

1
Q

At which vertebral level does the pharynx join oesophagus?

A

C6

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2
Q

What are the 3 divisions of the pharynx?

A

Naso
Oro
Laryngo

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3
Q

Roof of nasopharynx?

A

Sphenoid
Occipital
Pharyngeal tonsil

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4
Q

Floor of nasopharynx?

A

Soft palate

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5
Q

Anterior wall of nasopharynx?

A

Nasal passages - conchae

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6
Q

Lateral wall of nasopharynx?

A

Eustacian tube

Salpingopharyngeal fold

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7
Q

Where does the oropharynx run to and from?

A

From soft palate

To upper border of epiglottis

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8
Q

Roof of oropharynx?

A

Soft palate

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9
Q

Floor of oropharynx?

A

Posterior 1/3rd of tongue
Lingual tonsil
Glossoepiglottic folds

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10
Q

Anterior wall of oropharynx?

A

Mouth

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11
Q

Posterior wall of oropharynx?

A

C2/C3

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12
Q

Lateral wall of oropharynx?

A

Palatoglossal and palatopharyngeal folds

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13
Q

Anterior wall of laryngopharynx?

A

Larynx

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14
Q

Posterior wall of laryngopharynx?

A

C3-6

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15
Q

Lateral wall of laryngopharynx?

A

Thyroid cartilage
Aryepiglottic fold
Thyrohyoid membrane

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16
Q

Origin of superior constrictor?

A 
Medial pterygoid plate
Hamulus
Ptergomandibular ligament
Mandible
Side of tongue
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17
Q

Insertion of superior constrictor?

A

Pharyngeal tubercle of occipital bone
Fibrous raphe
Middle constrictor

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18
Q

Action of superior constrictor?

A

Pull posterior pharyngeal wall anteriorly to close off nasopharynx
Propel food to middle constrictor

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19
Q

Innervation of superior constrictor?

A

CNX - pharyngeal plexus

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20
Q

Origin of middle constrictor?

A

Sytlohyoid ligament

Greater and lesser cornua of hyoid

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21
Q

Insertion of middle constrictor?

A

Raphe

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22
Q

Action of middle constrictor?

A

Propel food to inferior

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23
Q

Innervation of middle constrictor?

A

CNX - pharyngeal plexus

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24
Q

Origin of inferior constrictor?

A

Lamina of thyroid (thyropharyngeus)

Lamina of cricoid (circopharyngeus)

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25
Q

Insertion of inferior constrictor?

A

Raphe

Blend with middle constrictor and oesophagus

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26
Q

Action of inferior constrictor?

A

Propel food to oesophagus

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27
Q

Innervation of inferior constrictor?

A

CNX - pharyngeal plexus

Cricopharyngeus - external laryngeal nerve

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28
Q

Which are the three longitudinal muscles?

A

Stylopharyngeus
Salpingopharyngeus
Palatopharyngeus

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29
Q

Origin of stylopharyngeus?

A

Base of styloid process of temporal bone

30
Q

Insertion of stylopharyngeus?

A

Posterior border of thryoid cartilage

31
Q

Action of stylopharyngeus?

A

Elevates larynx and pharynx during swallowing

32
Q

Innervation of stylopharyngeus?

A

Glossopharyngeal nerve

33
Q

Origin of salpingopharyngeus?

A

Cartilage of eustachian tube

34
Q

Insertion of salpingopharyngeus?

A

Blend with palatopharyngeus

35
Q

Action of salpingopharyngeus?

A

Elevate pharynx

36
Q

Innervation of salpingopharyngeus?

37
Q

Origin of palatopharyngeus?

A

Hard palate

Palatine aponeurosis

38
Q

Insertion of palatopharyngeus?

A

Lamina of thyroid cartilagw

39
Q

Action of palatopharyngeus?

A

Elevate pharynx

40
Q

Innervation of palatopharyngeus?

41
Q

Between which muscles does the stylopharyngeus pass?

A

Superior and middle constrictors

42
Q

Across which artery does the stylopharyngeus pass?

43
Q

Make sure you can identify the ring of lymphoid tissue

44
Q

Sensory innervation of the pharynx?

A

Naso - CNV2
Oro - CNIX
Laryngo - X

45
Q

Which nerves make up the pharyngeal plexus?

A

Glossopharygneal
Vagus
Sympathetic fibres

46
Q

From which artery does the pharyngeal arterial branches arise?

A

Pharyngeal branches - maxillary artery (from ECA)

Ascending pharyngeal artery - from ECA

47
Q

Drainage of pharynx?

48
Q

Where does the majority of lymph around the pharynx drain?

A

Deep cervical (associated with IJV)

SLIDE 22

49
Q

What are the pre-vertebral muscles? (4)

A

Longus colli
Longus capitis
Rectus capitis anteiror
Rectus capitis lateralis

50
Q

Origin of longus capitis?

A

Transverse process of C3-6

51
Q

Insertion of longus capitis?

A

Occipital bone

52
Q

Action of longus capitis?

A

Flexion of head

53
Q

Innervation of longus capitis?

A

Ventral rami C1-3

54
Q

Origin of longus colli?

A

Inferior oblique - T2/T3
Superior oblique - Anterior tubercle C3-5
Vertical - T1-3

55
Q

Insertion of longus colli?

A

Inferior oblique - C6-6
Superior oblique - Atlantal anterior tubercle
Vertical - C4-C6

56
Q

Action of longus colli?

A

Flexion of neck

Rotation (inferior oblique)

57
Q

Innervation of longus colli?

A

Ventral rami C2-C6

58
Q

Origin of rectus capitis anterior?

59
Q

Insertion of rectus capitis anterior?

A

Occiptal bone

60
Q

Action of rectus capitis anterior?

A

Flexion atlanto-occipital joint

61
Q

Origin of rectus capitis lateralis?

62
Q

Insertion of rectus capitis lateralis?

A

Occipital bone

63
Q

Action of of rectus capitis lateralis?

A

Lateral flexion of head

64
Q

Innervation of rectus capitis anterior and lateralis?

A

Ventral rami C1-C2

65
Q

Where do the sympathetic ganglia run?

A

Base of skull

To join thoracic ganglia

66
Q

Where are the sympathetic ganglia in relation to :
ICA and CCA
Vagus nerve

A

Behind ICA and CCA

Medial to vagus nerve

67
Q

What are the 3 divisions of the sympathetic ganglia?

A

Superior
Middle
Inferior

68
Q

Which cervical ventral rami do the superior cervical ganglia communicate with?

A

C1- C4 (via gray rami communicantes)

69
Q

Which cervical ventral rami do the middle cervical ganglia communicate with?

70
Q

Which cervical ventral rami do the inferior cervical ganglia communicate with?

71
Q

What makes up the stellate ganglion?

A

Inferior cervical ganglion

1st thoracic ganglion

Anatomy (49 decks)

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