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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
Anterior digastric origin
mandible
26
Anterior digastric insertion
hyoid sling
27
Posterior digastric origin
temporal/mastoid
28
Posterior digastric insertion
hyoid sling
29
Anterior digastic innervation
CN 5
30
Posterior digastric innervation
CN 7
31
main action of all suprahyoid muscles?
elevate the larynx
32
Infrahyoid muscles
1) Sternohyoid 2) . Omohyoid 3) . Sternothyroid 4) . Thyrohyoid
33
Sternohyoid prox attachment
sternum
34
Sternohyoid distal attachment
Hyoid
35
Sternohyoid innervation
cervical plexus
36
Sternohyoid action
depress larynx
37
Omohyoid prox attachment
S: clavicle sling I: scapula/notch
38
Omohyoid distal attachment
S: hyoid I: clavicle sling
39
what connects the S and I belly of the omohyoid?
intermediate tendon at clavicular sling
40
Omohyoid innervation
cervical plexus
41
Omohyoid main action
depress larynx
42
Sternothyroid prox attachment
sternum
43
Sternothyroid distal attachment
larynx/thyroid cartilage
44
Sternothyroid innervation
cervical plexus
45
Sternothyroid main action
depress larynx
46
Thyrohyoid prox attachment
larynx thyroid cartilage
47
Thyrohyoid distal attachment
hyoid
48
Thyrohyoid innervation
cervical plexus
49
Thyrohyoid main action
depress larynx
50
Innervation of all infrahyoid muscles?
cervical plexus
51
Main action of all infrahyoid muscles?
depress larynx for swallowing and sound modification
52
Deep muscles of neck
1) . Longus coli (S/I/), 2) . Longus capitis, 3) . Rectus Capitis Anterior, 4) . Rectus capitis lateralis, 5) . A/M/P Scalene
53
Superior longus coli prox attachment
bodies of upper C vert
54
Superior longus coli distal attachment
transverse process of middle C vert
55
Inferior longus coli prox attachment
transverse process of middle C vert
56
Inferior longus coli distal attachment
bodies of inferior C Vert and super T vert
57
S/I longus coli action
Bi: flex Uni: ab-/adduction; rotation
58
S/I longus coli innervation
cervical plexus
59
Longus capitis prox attachment
skull/occipital
60
Longus capitis distal attachment
transverse processes of middle C vert
61
Longus capitis innervation
cervical plexus
62
Longus capitis action
Bi: flex Uni: ab-/adduction; rotation
63
Rectus capitis ant prox attachment
skull/occipital
64
Rectus capitis ant distal attachment
anteriolateral mass of C1
65
Rectus capitis ant innervation
cervical plexus
66
Rectus capitis ant action
Bi: flex Uni: ab-/adduction; rotation
67
Rectus capitis lateralis prox attachment
skull/occiptal
68
Rectus capitis lateralis distal attachment
transverse process C1
69
Rectus capitis lateralis innervation
cervical plexus
70
Rectus capitis lateralis action
mostly proprioception (will also flex, ab-/adduct, rotate). Very important for monitoring head position
71
T/F: the rectus capitis lateralis can be considered a sensory organ?
TRUE
72
Anterior scalene prox attachment
transverse p. middle C vert
73
Anterior scalene distal attachment
rib 1
74
Middle scalene prox attachment
transverse p middle C vert
75
middle scalene distal attachment
rib 1
76
Posterior scalene prox attachment
transverse p. middle C vert
77
Posterior scalene distal attachment
rib 2
78
A/M/P scalene innervation
cervical plexus
79
A/M/P scalene action
Bi: flex Uni: ab-/adduct; rotate \*lift rib cage for inspiration
80
All the deep muscles of neck perform what actions?
Bi: flex Uni: ab-/adduction; rotation
81
Muscles of pharynx
1) . S/M/I pharyngeal constrictors 2) . palatopharyngeal 3) . salpingopharyngeus 4) . stylopharyngeus
82
S/M/I pharyngeal constrictors origin
1. ant/lat skull, 2. hyoid, 3. larynx and trachea
83
S/M/I pharyngeal constrictors insertion
1. post skull 2. raphe 3. larynx
84
S/M/I pharyngeal constrictors action
constrict/squeeze walls of pharynx - reflexively during swallowing
85
S/M/I pharyngeal constrictors innervation
CN 10
86
Palatopharyngeal origin
palate
87
Palatopharyngeal insertion
pharynx
88
Palatopharyngeal innervation
CN 10
89
Palatopharyngeal action
elevate/shorten/widen pharynx
90
Salpingopharyngeus origin to insertion
Eustachian tube to pharynx
91
Salpingopharyngeus innervation
CN 10
92
Salpingopharyngeus action
elevate/shorten/widen pharynx
93
stylopharyngeus origin to insertion
styloid process to pharynx
94
stylopharyngeus innervation
CN 9
95
stylopharyngeus action
elevate/shorten/widen pharynx

Anatomy Test 2 (14 decks)

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