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Jason's Endocrine Block > Anatomy of the Neck > Flashcards

Anatomy of the Neck Flashcards

1
Q

anterior neck defined as?

A

lower border of mandible to manubrium

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2
Q

posterior neck defined as?

A

superior nuchal line to C7-T1 disc

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3
Q

Vertebral fascial compartment contains and where?

A

posterior

postural muscles and vertebrae

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4
Q

Vascular fascial compartment where? contains?

A

laterally

carotid sheath

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5
Q

Visceral/pretracheal fascial compartment of neck is where? contains?

A 
Anterior
Thyroid, parathyroid
thymus
trachea
esophagus
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6
Q

superficial fascial compartment where? contains?

A

Anteriorly
platysma
subcutaneous fat

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7
Q

external jugular vein path?

A

starts at angle of mandible, descends along SCM

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8
Q

What is in the investing layer of fascial compartment? where does it surround?

A

surrounds all cylinders
splits to enclose:
Trapezius
SCM

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9
Q

pre-tracheal fascia attaches to what? so what?

A

Hyoid bone. Anything in that compartment will move with swallowing, eg. thyroid

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10
Q

two fascias near the tracheal?

A

pre-tracheal

buccopharyngeal

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11
Q

what do the spaces between the neck fascial compartments significant?

A

leads to mediastinum, infection spread risk

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12
Q

neck Anterior triangle borders?

A

SCM
inferior border ot mandible
midline of neck

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13
Q

neck posterior triangle borders

A

behind SCM
in front of traps
above middle 1/3 clavicle

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14
Q

anterior vertebral strap muscles lie where?

A

between investing fascia and

pre-tracheal fascia

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15
Q

2 groups of anterior vertebral strap muscles?

A

supra hyoid

infrahyoid

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16
Q

anterior vertebral strap muscles innervation?

A

anterior rami of cervical nerves

Ansa cervicalis

17
Q

suprahyoid muscles connect what?

A

hyoid to skull

floor of mouth

18
Q

carotid sinus and body is in the internal or external carotid artery?

A

internal

19
Q

bifurcation of common carotid level?

A

C3-4

20
Q

6 branches off external carotid?

A 
3 off front:
superior thyroid artery
lingual
facial
2 off back:
superior auricular
occipital arteries
1 deep
ascending pharyngeal artery
21
Q

internal jugular is medial or lateral to arteries in carotid sheath?

A

lateral

22
Q

cranial nerves 9,10,11 direction after it exits through jugular foramen?

A

IX forward to oropharynx
X down into carotid sheath
XI back to accessory

23
Q

somatic sensory vagus innervates?

A

mucous membrane of larynx

24
Q

branchial motor vagus innervates?

A

muscles of pharynx, larynx, soft palate

25
Q

CN XII damage mean tongue deviates?

A

towards lesion

26
Q

thyroid isthmus is between which tracheal rings?

A

2,3,4

27
Q

location of thyroid lobes?

A

laterally between thyroid cartilage and 6th tracheal ring

28
Q

what can goiter compress to structures around trachea?

A
  1. trachea
  2. esophagus
  3. recurrent laryngeal nerve
  4. internal jugular vein
29
Q

recurrent laryngeal nerve is embedded into?

A

thyroid fascia

30
Q

10% of people there is what kind of blood supply to thyroid?

A

thyroid ima artery along the isthmus

31
Q

2 paired arteries supply the thyroid?

A

paired superior thyroid arteries (ext. carotids)

paired inferior thyroid arteries (subclavian)

32
Q

3 pairs of veins of thyroid?

A

superior
middle
inferior
thyroid arteries

33
Q

origin of thyroid?

A

tongue/ foramen caecum

34
Q

Scalenus medius and anterior are which fascia?

A

deep to prevertebral fascia

35
Q

XI passes where to get to traps?

A

between or through SCM crosses on levator scap

36
Q

roots of brachial plexus pass between?

A

Scalenus medius and anterior

37
Q

2 important lymph nodes:

A

J-D jugulo-digastric node

J-O jugulo-omohyoid node (sentinel node)

Jason's Endocrine Block (20 decks)

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