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ANATOMY > Lecture 17: Neck I > Flashcards

Lecture 17: Neck I Flashcards

1
Q

the Stylohyoid articulates w/ the ______ via the _______ cartilage

A

temporal bones via the tympanohyoid cartilage

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2
Q

what does the thyrohyoid articulate w/

A

the thyroid cartilage

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3
Q

what is the origin of the Splenius

A

T1-T3 spines and cervical midline raphe

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4
Q

what is the insertion of the Splenius

A

nuchal crest and mastoid

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5
Q

what innervates the Splenius

A

dorsal rami

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6
Q

what is the action of the splenius

A

extends head and neck, some lateral bending of the cervical region

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7
Q

what are the most ventral (and hypaxial) of the cervical vertebral muscles

A

longus and scalenus muscles

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8
Q

what are the 4 rectus muscles

A
  • rectus capitis dorsalis major
  • rectus capitis dorsalis minor
  • rectus capitis lateralis
  • rectus capitis ventralis
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9
Q

what are the 2 oblique muscles of the vertebral column

A

obliquus capitis cranialis
obliquus capitis caudalis

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10
Q

what muscle type is specific to fine control of the atlantoaxial and atlantooccipital joints

A

capitis muscles

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11
Q

what are the 3 deep fascia compartments of the neck

A
  • Cartoid sheath
  • pretracheal fascia
  • prevertebral fascia
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12
Q

what are the 2 primary cutaneous muscles that cover the neck

A
  • Cutaneous colli
  • platysma
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13
Q

in ungulates, the cutaneous colli is well developed near the ______

A

manubrium

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14
Q

what is the origin of the Sternocephalicus?

A

first sternebra (manubrium)

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15
Q

what is the insertion of the Sternocephalicus?

A

mastoid and nuchal crest

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16
Q

what innervates the Sternocephalicus?

A

accessory nerve (CN XI)

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17
Q

what is the action of the Sternocephalicus?

A

lateral and ventral flexion of the neck

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18
Q

what is indicated by green arrow

A

thoracic inlet
- space bounded by 1st ribs, sternum and T1 vertebra

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19
Q

what is shown by red arrow

A

mastoid process

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20
Q

what is shown by blue arrow

A

nuchal crest

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21
Q

what is shown by green arrow

A

external occipital protuberance

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22
Q

what is shown by red arrow

A

mastoid process

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23
Q

what is shown by blue arrow

A

nuchal crest

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24
Q

what is shown by green arrow

A

external occipital protuberance

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25
Q

what is shown by red

A

jugular foramen

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26
Q

what is shown by blue

A

hypoglossal canal

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27
Q

what is in green

A

occipital condyle

28
Q

what does blue arrow point to

A

hyoid apparatus
- series of bones running from the temporal bones of the skull into the neck, supporting the tongue, larynx, pharynx

29
Q

what does the red arrow point to

A

laryngeal cartilages

30
Q

what is shown in green

A

stylohyoid of hyoid apparatus
- articulates w/ the temporal bone via tympanohyoid cartilage

31
Q

what is shown in red

A

basihyoid
- unpaired bone anchored in the musculature of the base of the tongue

32
Q

what is shown in black

A

thyrohyoid

33
Q

what are the epaxial muscles of the head and neck

A
  • spinalis
  • semispinalis
  • longissimus
34
Q

what muscle is shown by green arrow

A

longus colli
found along the cranial thoracic vertebral bodies and transverse processes

35
Q

what muscle is shown by blue arrow

A

longus capitis
lateral to the longus colli

36
Q

what muscle is shown by red arrow

A

scalenus group of muscles
from the caudal cervical vertebrae to the cranial ribs

37
Q

what muscle is shown by blue arrow

A

rectus capitis doralis minor

38
Q

what muscle is in orange

A

obliquus capitis caudalis

39
Q

what muscle is green

A

rectus capitis dorsalis major

40
Q

what muscle is in red

A

rectus capitis lateralis

41
Q

what muscle is in purple

A

rectus capitis ventralis

42
Q

The carotid sheath compartment (GREEN) includes…

A

common carotid artery
internal jugular vein
vagosympathetic trunk

43
Q

the pretracheal fascia compartment (BLUE) includes..

A

muscles and viscera of ventral neck

44
Q

the prevertebral fascia compartment (RED) includes…

A

all muscles associated w/ vertebral column

45
Q

what muscle is shown by blue arrow

A

platysma

46
Q

what muscle is shown by green arrow

A

cutaneous colli

47
Q

what muscle is shown by red arrow

A

Cleidocervicalis
(Brachiocephalicus)

48
Q

what muscle is shown by green arrow

A

Trapezius cervicis

49
Q

what muscle is shown by blue arrow

A

omnotransversarius

50
Q

what muscle is shown by purple arrow

A

Cleidomastoideus

51
Q

what muscle is shown in green

A

Sternocephalicus
- The most ventral of the (non-cutaneous)
neck muscles

52
Q

what muscle is shown by blue arrow

A

Sternothyroideus

53
Q

what muscle is shown by green arrow

A

Sternohyoideus

54
Q

what muscle is shown by red arrow

A

Thyrohyoideus

55
Q

what muscle is shown in blue

A

sternohyoideus

56
Q

what muscle is shown in green

A
57
Q

what muscle is green

A

splenius

58
Q

what muscle is blue

A

semispinalis

59
Q

what muscle is red

A

rectus capitis dorsalis major

60
Q

what muscle is purple

A

obliquus capitis caudalis

61
Q

what muscle is dark blue

A

longus colli

62
Q

what muscle is brown

A

longus capitis

63
Q

what muscle is blue

A

Brachiocephalicus (Cleidomastoideus)

64
Q

what muscle is green

A

strenocephalicus

65
Q

what muscle is red

A

sternohyoid

66
Q

what muscle is pointed to in purple

A

sternothyroid

ANATOMY (58 decks)

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