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Anatomy Test 2 > Anterior Neck Muscles > Flashcards

Anterior Neck Muscles Flashcards

1
Q

2 Fascial Compartments of the Neck

A

1) . Superficial Cervical Fascia
2) . Deep Cervical Fascia

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2
Q

what is in the superficial cervical fascia compartment?

A

hypodermis, cutaneous nerves, blood and lymph vessels, fat and platysma

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3
Q

what are the 3 general layers of the Deep Cervical Fascia?

A

1) . Investing layer
2) . Peritracheal layer
3) . Prevertebral layer

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4
Q

what is in the investing layer?

A

SCM and trapezius

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5
Q

what is in the peritracheal layer?

A

trachea, esophagus, thyroid glands, and infrahyoid muscles

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6
Q

what is the peritracheal layer?

A

middle layer of deep cervical fascia, forms a CT tube from hyoid to thoracic inlet

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7
Q

what is the prevertebral layer?

A

deep layer of deep cervical fascia; forms a CT tube around C vert column and muscles

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8
Q

what is in the prevertebral layer?

A
  1. longus colli
  2. longus capitis
  3. scalenes
  4. posterior deep cervical muscles
  5. sympathetic chain ganglia
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9
Q

what other compartments/spaces are found in the neck?

A

carotid sheaths, retropharyngeal space and Alar fascia

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10
Q

what is in the carotid sheaths?

A

carotid arteries, jugular veins, vagus nerves, and lymphatics

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11
Q

what is the retropharyngeal space?

A

space between pretracheal and prevertebral fascia

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12
Q

what is the purpose of the retropharyngeal space?

A

slick surface to allow for movement of organs, increase ROM

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13
Q

what is the purpose of the alar fascia?

A

interconnects carotid sheaths, subdivides retropharyngeal space

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14
Q

superficial muscles of the neck

A

1) . Platysma
2) . Sternocleidomastoid
3) . Trapezius

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15
Q

Suprahyoid muscles

A

1) . Mylohoid
2) . Geniohyoid
3) . Stylohoid
4) . Digastric

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16
Q

Mylohoid origin

A

mandible and raphe

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17
Q

Mylohoid insertion

A

hyoid

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18
Q

Mylohoid innervation

A

CN5

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19
Q

Geniohyoid origin

A

mandible

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20
Q

Geniohyoid insertion

A

hyoid

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21
Q

Geniohyoid innervation

A

cervical plexus

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22
Q

Stylohyoid origin

A

temporal bone/styloid process

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23
Q

Stylohyoid insertion

A

hyoid

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24
Q

Stylohoid innervation

A

CN 7

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25
Q

Anterior digastric origin

A

mandible

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26
Q

Anterior digastric insertion

A

hyoid sling

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27
Q

Posterior digastric origin

A

temporal/mastoid

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28
Q

Posterior digastric insertion

A

hyoid sling

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29
Q

Anterior digastic innervation

A

CN 5

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30
Q

Posterior digastric innervation

A

CN 7

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31
Q

main action of all suprahyoid muscles?

A

elevate the larynx

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32
Q

Infrahyoid muscles

A

1) Sternohyoid
2) . Omohyoid
3) . Sternothyroid
4) . Thyrohyoid

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33
Q

Sternohyoid prox attachment

A

sternum

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34
Q

Sternohyoid distal attachment

A

Hyoid

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35
Q

Sternohyoid innervation

A

cervical plexus

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36
Q

Sternohyoid action

A

depress larynx

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37
Q

Omohyoid prox attachment

A

S: clavicle sling

I: scapula/notch

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38
Q

Omohyoid distal attachment

A

S: hyoid

I: clavicle sling

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39
Q

what connects the S and I belly of the omohyoid?

A

intermediate tendon at clavicular sling

40
Q

Omohyoid innervation

A

cervical plexus

41
Q

Omohyoid main action

A

depress larynx

42
Q

Sternothyroid prox attachment

43
Q

Sternothyroid distal attachment

A

larynx/thyroid cartilage

44
Q

Sternothyroid innervation

A

cervical plexus

45
Q

Sternothyroid main action

A

depress larynx

46
Q

Thyrohyoid prox attachment

A

larynx thyroid cartilage

47
Q

Thyrohyoid distal attachment

48
Q

Thyrohyoid innervation

A

cervical plexus

49
Q

Thyrohyoid main action

A

depress larynx

50
Q

Innervation of all infrahyoid muscles?

A

cervical plexus

51
Q

Main action of all infrahyoid muscles?

A

depress larynx for swallowing and sound modification

52
Q

Deep muscles of neck

A

1) . Longus coli (S/I/),
2) . Longus capitis,
3) . Rectus Capitis Anterior,
4) . Rectus capitis lateralis,
5) . A/M/P Scalene

53
Q

Superior longus coli prox attachment

A

bodies of upper C vert

54
Q

Superior longus coli distal attachment

A

transverse process of middle C vert

55
Q

Inferior longus coli prox attachment

A

transverse process of middle C vert

56
Q

Inferior longus coli distal attachment

A

bodies of inferior C Vert and super T vert

57
Q

S/I longus coli action

A

Bi: flex

Uni: ab-/adduction; rotation

58
Q

S/I longus coli innervation

A

cervical plexus

59
Q

Longus capitis prox attachment

A

skull/occipital

60
Q

Longus capitis distal attachment

A

transverse processes of middle C vert

61
Q

Longus capitis innervation

A

cervical plexus

62
Q

Longus capitis action

A

Bi: flex

Uni: ab-/adduction; rotation

63
Q

Rectus capitis ant prox attachment

A

skull/occipital

64
Q

Rectus capitis ant distal attachment

A

anteriolateral mass of C1

65
Q

Rectus capitis ant innervation

A

cervical plexus

66
Q

Rectus capitis ant action

A

Bi: flex

Uni: ab-/adduction; rotation

67
Q

Rectus capitis lateralis prox attachment

A

skull/occiptal

68
Q

Rectus capitis lateralis distal attachment

A

transverse process C1

69
Q

Rectus capitis lateralis innervation

A

cervical plexus

70
Q

Rectus capitis lateralis action

A

mostly proprioception (will also flex, ab-/adduct, rotate). Very important for monitoring head position

71
Q

T/F: the rectus capitis lateralis can be considered a sensory organ?

72
Q

Anterior scalene prox attachment

A

transverse p. middle C vert

73
Q

Anterior scalene distal attachment

74
Q

Middle scalene prox attachment

A

transverse p middle C vert

75
Q

middle scalene distal attachment

76
Q

Posterior scalene prox attachment

A

transverse p. middle C vert

77
Q

Posterior scalene distal attachment

78
Q

A/M/P scalene innervation

A

cervical plexus

79
Q

A/M/P scalene action

A

Bi: flex

Uni: ab-/adduct; rotate

*lift rib cage for inspiration

80
Q

All the deep muscles of neck perform what actions?

A

Bi: flex

Uni: ab-/adduction; rotation

81
Q

Muscles of pharynx

A

1) . S/M/I pharyngeal constrictors
2) . palatopharyngeal
3) . salpingopharyngeus
4) . stylopharyngeus

82
Q

S/M/I pharyngeal constrictors origin

A
  1. ant/lat skull,
  2. hyoid,
  3. larynx and trachea
83
Q

S/M/I pharyngeal constrictors insertion

A
  1. post skull
  2. raphe
  3. larynx
84
Q

S/M/I pharyngeal constrictors action

A

constrict/squeeze walls of pharynx - reflexively during swallowing

85
Q

S/M/I pharyngeal constrictors innervation

86
Q

Palatopharyngeal origin

87
Q

Palatopharyngeal insertion

88
Q

Palatopharyngeal innervation

89
Q

Palatopharyngeal action

A

elevate/shorten/widen pharynx

90
Q

Salpingopharyngeus origin to insertion

A

Eustachian tube to pharynx

91
Q

Salpingopharyngeus innervation

92
Q

Salpingopharyngeus action

A

elevate/shorten/widen pharynx

93
Q

stylopharyngeus origin to insertion

A

styloid process to pharynx

94
Q

stylopharyngeus innervation

95
Q

stylopharyngeus action

A

elevate/shorten/widen pharynx

Anatomy Test 2 (14 decks)

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