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Anatomy Head And Neck > Posterior Triangle And Root Of The Neck > Flashcards

Posterior Triangle And Root Of The Neck Flashcards

1
Q

Purple Arrow

A

Supraclavicular Nerve(s)

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2
Q

Purple Arrow

A

Costocervical trunk

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3
Q

Posterior Triangle of the neck boundaries

A
  • Posterior border of sternocleidomastoid,
  • anterior border of trapezius
  • middle 1/3 of clavicle
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4
Q

Splenius capitis muscles run from the ______ -> _________

A

cervical vertebrae to the skull

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5
Q

Blue Arrow:

A

Thyrocervical trunk

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6
Q

Nerves that run through the root of the neck

A
  • Vagus (CN X)
  • Reccurent laryngeal
  • phrenic
  • cervical sympathetic trunk
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7
Q

Green Arrow:

A

Suprascapular artery

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8
Q

Green Dot

A

Mastoid Process

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9
Q

Red Arrow:

A

Distal subclavian artery

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10
Q

Green Arrow:

A

Vertebral artery (through transverse foramen of cervical vertebrae except C7)

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11
Q

What structure run through the scalene gap?

A
  • Subclavian artery
  • Brachial Plexus
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12
Q

Green Arrow:

A

Vagus (CN X)

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13
Q

Green dot:

A

splenius capitis

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14
Q

Longus Coli Origin -> Insertion

A

Upper thoracic/ Lower cervial vertebral bodies and middle cervical transverse process -> upper cervical vertebral bodies

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15
Q

Green Arrow

A

External jugular vein

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16
Q

Veins of the posterior triangle:

A
  • External juglar vein
  • posterior auricular vein
  • posterior division of the retromandibular vein
  • drains into subclavian vein
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17
Q

Blue Arrow

A

Great Auricular nerve

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18
Q

Longus Capitis Origin -> insertion

A

middle cervical transverse processes -> occipital bone

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19
Q

Green Circle

A

Nerve point of the neck

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20
Q

Blue Arrow

A

Subclavian Artery

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21
Q

Purple Arrow

A

Dorsal Scapular Artery

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22
Q

Red Arrow

A

Scalenes

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23
Q

Red Arrow

A

Transverse Cervical nerve

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24
Q

The posterior division of the retromandibular vein drains to the:

A

external jugular vein

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25
Q

Red Dot

A

Mandible

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26
Q

Green Arrow

A

lesser occipital nerve

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27
Q

Red Arrow

A

Clavicle

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28
Q

Arteries that come off of the subclavian atery in the root of the neck

A
  • vertebral artery
  • internal thoracic atery
  • thyrocervical trunk
  • costocervical trunk
  • Dorsal Scapular artery
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29
Q

Which muscle of the posterior triangle of the neck runs in a different direction from the rest?

A

Inferior belly of omohyoid

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30
Q

Longus Capitis innervation

A

Cervical anterior rami

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31
Q

What divides the neck into two superficial triangles? (Regions)

A

Sternocleidomastoid

32
Q

Blue Arrow

A

Posterior Auricular vein

33
Q

Longus Coli Action

34
Q

Purple Arrow

A

Inferior belly of omohyoid

35
Q

Nerves in the posterior triangle are the ________ branches of the _______ plexus

A

sensory

cervical

36
Q

Green Arrow

A

Common Carotid Artery

37
Q

Green Arrow:

A

Transverse cervical artery

38
Q

Which cervical vertebrae does not have a sensory nerve?

39
Q

Levator scapulae runs from the ____ -> _____

A

scapula -> cervical vertebrae

40
Q

Which arteries run through the posterior traingle of the neck?

A
  • transverse cervical artery
  • suprascapular artery
  • distal subclavian artery
  • dorsal scapular artery
41
Q

Which cranial nerve runs through the posterior triangle

A

Spinal Accersory nerve (CN XI)

42
Q

left thoracic duct drains lymph from:

A

everywhere except right arm and right upper thorax

43
Q

Arteries of the Thyrocervical trunk

A

Suprascapular artery (cervical)

Transverse cervical artery (cervical)

Inferior thyroid artery (thryroid)

44
Q

Platysma Origin -> insertion

A

Inferior border or the mandible/skin of the lower face -> Deltopectoral fascia

45
Q

Platysma innervation

A

Facial Nerve (CN VII)

46
Q

Purple Arrow:

A

Cervical sympatheic trunk

47
Q

Blue Arrow:

A

Suprascapular artery

48
Q

Purple Arrow:

A

Dorsal Subscapular artery (branch of the subclavian)

49
Q

Red Arrow:

A

Inferior thyroid artery

50
Q

Sternocleidomastoid action:

A

Unilateral: lateral flexion, contralateral rotation

Bilateral: inferior flexion Superior Extension

51
Q

Boundaries of the neck:

A

First rib

Base of skull

Inferior margin of mandible

52
Q

Longus capitis action

A

flex neck

flex atanto-occipital joint

53
Q

Scalene gap is between which scalene muscles?

A

Anterior, Middle

54
Q

The external jugular vein drains to the:

A

subclavian vein

55
Q

Green Arrow

A

Hyoid bone

56
Q

Muscles of the posterior triangle

A
  • splenius capitis
  • levator scapulae
  • scalenes
  • inferior belly of omohyoid
57
Q

Blue Dot

A

Levator Scapulae

58
Q

Blue Arrow:

A

Transverse Cervical Artery

59
Q

The posterior aurciular vein drains to the:

A

external jugular vein

60
Q

Nerves of the cervical plexus from superior to inferior

A
  • lesser occipital nerve
  • great auricular nerve
  • transverse cervical nerve
  • supraclavicular nerve(s)
61
Q

right thoracic duct drains lymph from:

A

right arm and right upper thorax

62
Q

Sternocleidomastoid Innervation

A

Spinal accessory nerve (CN XI)

63
Q

Anterior Triangle of the neck boundaries

A
  • anterior border of the sternocleidomastoid,
  • inferior border of the mandible,
  • anterior midline of the neck
64
Q

Purple dot

A

Thyroid cartilage

65
Q

Longus Coli innervation

A

cervical anterior rami

66
Q

Red Arrow

A

Posterior division of the retromandibular vein

67
Q

Structures in the Venous angle

A

subclavian vein

internal jugular vein

brachiocephalic vein

thoracic duct

right lymphatic duct

68
Q

Sternocleidomastoid Origin -> Insertion

A

Manubrium, medial 1/3 of clavicle -> mastoid process

69
Q

Red Arrow

A

Internal Thoracic Artery

70
Q

Scalene muscle Origin -> Insertion

A

Origin: cervical transverse processess

Insertion: 1st rib (anterior, middle)

2nd rib (posterior)

71
Q

Platysma Action

A

Draws skin of neck superiority and corners of mouth inferiorly

72
Q

Blue Arrow

73
Q

Cervical ribs (rare) in the interscalene triangle can compress:

A

subclavian artery

inferior trunk of the brachial plexus

74
Q

Blue Arrow

A

Styloid process

75
Q

Blue Arrow:

A

Recurrent Laryngeal Nerve

76
Q

Red Arrow:

A

Phrenic nerve

Anatomy Head And Neck (13 decks)

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