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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
Insertion of inferior constrictor?
Raphe | Blend with middle constrictor and oesophagus
26
Action of inferior constrictor?
Propel food to oesophagus
27
Innervation of inferior constrictor?
CNX - pharyngeal plexus | Cricopharyngeus - external laryngeal nerve
28
Which are the three longitudinal muscles?
Stylopharyngeus Salpingopharyngeus Palatopharyngeus
29
Origin of stylopharyngeus?
Base of styloid process of temporal bone
30
Insertion of stylopharyngeus?
Posterior border of thryoid cartilage
31
Action of stylopharyngeus?
Elevates larynx and pharynx during swallowing
32
Innervation of stylopharyngeus?
Glossopharyngeal nerve
33
Origin of salpingopharyngeus?
Cartilage of eustachian tube
34
Insertion of salpingopharyngeus?
Blend with palatopharyngeus
35
Action of salpingopharyngeus?
Elevate pharynx
36
Innervation of salpingopharyngeus?
CNX
37
Origin of palatopharyngeus?
Hard palate | Palatine aponeurosis
38
Insertion of palatopharyngeus?
Lamina of thyroid cartilagw
39
Action of palatopharyngeus?
Elevate pharynx
40
Innervation of palatopharyngeus?
CNX
41
Between which muscles does the stylopharyngeus pass?
Superior and middle constrictors
42
Across which artery does the stylopharyngeus pass?
ICA
43
**Make sure you can identify the ring of lymphoid tissue**
SLIDE 17
44
Sensory innervation of the pharynx?
Naso - CNV2 Oro - CNIX Laryngo - X
45
Which nerves make up the pharyngeal plexus?
Glossopharygneal Vagus Sympathetic fibres
46
From which artery does the pharyngeal arterial branches arise?
Pharyngeal branches - maxillary artery (from ECA) Ascending pharyngeal artery - from ECA
47
Drainage of pharynx?
Into IJV
48
Where does the majority of lymph around the pharynx drain?
Deep cervical (associated with IJV) SLIDE 22
49
What are the pre-vertebral muscles? (4)
Longus colli Longus capitis Rectus capitis anteiror Rectus capitis lateralis
50
Origin of longus capitis?
Transverse process of C3-6
51
Insertion of longus capitis?
Occipital bone
52
Action of longus capitis?
Flexion of head
53
Innervation of longus capitis?
Ventral rami C1-3
54
Origin of longus colli?
Inferior oblique - T2/T3 Superior oblique - Anterior tubercle C3-5 Vertical - T1-3
55
Insertion of longus colli?
Inferior oblique - C6-6 Superior oblique - Atlantal anterior tubercle Vertical - C4-C6
56
Action of longus colli?
Flexion of neck | Rotation (inferior oblique)
57
Innervation of longus colli?
Ventral rami C2-C6
58
Origin of rectus capitis anterior?
Atlas
59
Insertion of rectus capitis anterior?
Occiptal bone
60
Action of rectus capitis anterior?
Flexion atlanto-occipital joint
61
Origin of rectus capitis lateralis?
Atlas
62
Insertion of rectus capitis lateralis?
Occipital bone
63
Action of of rectus capitis lateralis?
Lateral flexion of head
64
Innervation of rectus capitis anterior and lateralis?
Ventral rami C1-C2
65
Where do the sympathetic ganglia run?
Base of skull | To join thoracic ganglia
66
Where are the sympathetic ganglia in relation to : ICA and CCA Vagus nerve
Behind ICA and CCA | Medial to vagus nerve
67
What are the 3 divisions of the sympathetic ganglia?
Superior Middle Inferior
68
Which cervical ventral rami do the superior cervical ganglia communicate with?
C1- C4 (via gray rami communicantes)
69
Which cervical ventral rami do the middle cervical ganglia communicate with?
C5 - C6
70
Which cervical ventral rami do the inferior cervical ganglia communicate with?
C7 - C8
71
What makes up the stellate ganglion?
Inferior cervical ganglion | 1st thoracic ganglion

Anatomy (49 decks)

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