Neck Flashcards

(75 cards)

1
Q

3 segments of the pharynx

A
  1. nasopharynx
  2. oropharynx
  3. laryngopharynx
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2
Q

superior border of nasopharynx

A

pharyngeal tonsils (adenoids)

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3
Q

posterior border of nasopharynx

A

clivus/c-spine

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4
Q

lateral wall of nasopharynx

A

contains auditory tube

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5
Q

inferior border of nasopharynx

A

soft palate

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6
Q

oropharynx contains…

A

soft palate to level of hyoid bone

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7
Q

what separates the oropharynx from the larynx?

A

epiglottis

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8
Q

what does the oropharynx contain?

A

palatine tonsils and lingual tonsils

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9
Q

laryngopharynx contains…

A

level of hyoid bone to entrance of larynx + esophagus

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10
Q

piriform sinuses

A

depressions within the lateral walls of the laryngopharynx

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11
Q

image landmarks for nasopharynx

A

teeth + hard palate

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12
Q

image landmarks for oropharynx

A

mandible, maybe lingual tonsils

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13
Q

image landmarks for laryngopharynx

A

larynx, thyroid cartilage, common carotid artery + internal jugular vein

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14
Q

C_ to C_ is where you typically find the larynx

A

C3 to C6

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15
Q

larynx

A

“voice box”
protects vocal chords

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16
Q

the larynx extends from … to …

A

larynopharynx to trachea

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17
Q

how many cartilage rings make up the larynx?

A

9

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18
Q

largest and most superior cartilage ring of the larynx?

A

thyroid cartilage

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19
Q

trachea extends from … to …

A

larynx to lungs
(bifurcates into R/L mainstream bronchi at carina)

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20
Q

trachea is protected by ___ c-shaped cartilages

A

16-20

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21
Q

esophagus extends from … to …

A

laryngopharynx to cardiac orifice of the stomach

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22
Q

what is the opening that allows the esophagus to enter the abdominal cavity?

A

esophageal hiatus

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23
Q

which cartilage does the esophagus begin?

A

cricoid cartilage

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24
Q

3 paired salivary glands

A
  1. parotid
  2. submandibular
  3. sublingual
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25
largest salivary glands
parotid
26
smallest salivary glands
sublingual
27
submandibular is more (anterior/posterior) than sublingual
s.m. is more posterior than s.l.
28
parotid glands are found between ...
auricle and the ramus of the mandible
29
parotid glands extend from ... to ...
level of the external auditory meatus to gonion (apex of the angle on the jaw)
30
where do you find the submandibular glands?
it borders the posterior half of the mandible from gonion to level of the hyoid bone
31
where do you find the sublingual glands?
under the tongue; floor of the mouth
32
what joins the two lobes of the thyroid gland?
isthmus
33
parathyroid glands sit (anteriorly/posteriorly) on the surface of thyroid lobes
posteriorly
34
thyroid glands are at the level of the ___ cartilage.
cricoid
35
bifurcation of the common carotid artery occurs at the level of the ___ cartilage.
thyroid cartilage (C3-C4)
36
internal carotid artery enters the skull through... of the ... bone
carotid canal of the temporal bone
37
external carotid artery travels through the .... gland to the level of the ...
parotid glands to level of TMJ
38
at lower levels, external carotid artery is ... to the internal carotid artery.
lower: ECA is anterior and MEDIAL to ICA
39
at higher levels, external carotid artery is ... to the internal carotid artery.
higher: ECA is anterior and LATERAL to ICA
40
brachiocephalic artery gives rise to the (R/L) common carotid artery
right common carotid artery
41
aortic arch gives rise to the (R/L) common carotid artery
left common carotid artery
42
vertebral arteries arise from ...
subclavian arteries
43
vertebral arteries ascend from C_ to C_.
C6 to C1
44
transverse foramina
opening that allows for vertebral arteries to ascend through
45
vertebral arteries enter the skull through the ____.
foramen magnum
46
once in the skull, vertebral arteries merge to form ...
basilar artery
47
internal jugular vein + subclavian vein = ___
brachiocephalic vein
48
internal jugular veins are (medial/lateral) to common carotid artery
IJV lateral to CCA
49
internal jugular veins are (anterior/posterior) to internal carotid artery
IJV posterior to ICA
50
where does the external jugular vein being?
near the angle of the mandible
51
where does the external jugular vein empty into?
the subclavian vein
52
vertebral veins drain into...
brachiocephalic veins
53
what is the valsalva maneuver?
patient blowing out their cheeks
54
what is the purpose of the valsalva maneuver?
to distend the piriform sinuses for better visualization
55
contrast for neck scans will enhance ...
mucosa, lymph nodes, vasculature, and pathologic tissues
56
indication(s) for a CECT soft tissue neck scan
- neck mass - vascular abnormality - lymphadenopathy - cysts - abscess
57
indication(s) for NECT soft tissue neck
salivary stones
58
gold standard for stroke image
CTA for neck imaging
59
CTA for neck imaging scans...
carotid arteries + CoW
60
3 categories of stroke
1. ischemic = blockage of an artery 2. hemorrhagic = bleed somewhere 3. hypotensive = lack of blood flow
61
most common type of stroke
ischemic
62
2 main types of ischemic strokes
1. thrombotic - clot or fatty deposit within artery 2. embolic - travelling particle that lodges into smaller artery and cutting off the supply
63
what is the key difference between the symptoms of a TIA of the carotid arteries vs. TIA of the basilar artery?
basilar artery = more issues with coordination (motor deficits, speech issues, facial palsies) carotid (difficulty thinking, reasoning, memory, speech)
64
at the level of c1, the external carotid artery lies anterior and medial to the interior carotid artery. T/F
false
65
at what level do the common carotid arteries bifurcate?
C4
66
vertebral veins drain into the brachiocephalic vein. T/F
true
67
why are the parotid glands the easiest to see on CT images?
they contain fatty tissue and lymph nodes
68
trachea is protected posteriorly by...
elastic connective tissue
69
larynx has respiratory function. T/F
true
70
pharynx divides at the level of this cartilage.
cricoid
71
salivary glands that is seen in the same transverse slice as the hyoid bone
submandibular glands
72
vertebra = atlas = C__
C1
73
u-shaped bone that doesn't articulate with any other bone.
hyoid
74
esophagus originates at about the level of this vertebra
C6
75
major arteries running up the side of the neck and sitting closest to the thyroid gland and trachea ...
common carotid arteries