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Muscles 1 > Cervical Spine, Thorax and Facial Muscles OP1 > Flashcards

Cervical Spine, Thorax and Facial Muscles OP1 Flashcards

(85 cards)

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1
Q

Action of Sternocleidomastoid

A

Unilaterally:
•Laterally flex head and neck to same side
•Rotate head and neck to the opposite side
Bilaterally:
•Flex neck
•Assist to elevate the rib cage during inhalation

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2
Q

Origin of Sternocleidomastoid

A

Sternal Head:
•Top of Manubrium
Clavicular Head:
• Medial 1/3 of clavical

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3
Q

Insertion of Sternocleidomastoid

A

Mastoid process of temporal bone and lateral portion of superior nuchal line

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4
Q

Action of Splenius Capitis

A

Unilaterally:
•Rotate head and neck to same side
•Laterally flex head and neck to same side
Bilaterally:
•Extend head and neck

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5
Q

Origin of Splenius Capitis

A

Inferior half of ligamentum nuchae and SP of C7-T4

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6
Q

Insertion of Splenius Capitis

A

Mastoid process and lateral portion of superior nuchal line

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7
Q

Action of Splenius Cervicis

A

Unilaterally:
•Rotate the head and neck same side
•Laterally flex head and neck to same side

Bilaterally:
•Extend head and next

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8
Q

Origin of Splenius Cervicis

A

SP of T3-T6

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9
Q

Insertion of Splenius Cervicis

A

TVP of C1-C3

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10
Q

Action of Rectus Capitis Posterior Major

A

Rock and tilt head back into extension

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11
Q

Origin of Rectus Capitis Posterior Major

A

SP of C2

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12
Q

Insertion of Rectus Capitis Posterior Major

A

Inferior nuchal line

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13
Q

Action of Rectus Capitis Posterior Minor

A

Rock and tilt head back into extension

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14
Q

Origin of Rectus Capitis Posterior Minor

A

Tubercle of posterior arch of the atlas C1

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15
Q

Insertion of Rectus Capitis Posterior Minor

A

Inferior nuchal line

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16
Q

Action of Oblique Capitis Superior

A

Rock and tilt head back into extension
Laterally flex head to same side

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17
Q

Origin of Oblique Capitis Superior

A

TVP of C1

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18
Q

Insertion of Oblique Capitis Superior

A

Between nuchal lines

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19
Q

Action of Oblique Capitis Inferior

A

Rotate head to same side
Laterally flex head to same side

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20
Q

Origin of Oblique Capitis Inferior

A

SP of C2

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21
Q

Insertion of Oblique Capitis Inferior

A

TVP of C1

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22
Q

Action of Anterior Scalene

A

Unilaterally:
•with ribs fixed, laterally flex head and neck to same side
•Rotate head and neck to opposite side

Bilaterally:
•Elevate ribs for inhalation
•Flex head and neck

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23
Q

Origin of Anterior Scalene

A

TVP of C3-C6

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24
Q

Insertion of Anterior Scalene

A

1st rib

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25
Action of Middle Scalene
Unilaterally: •with ribs fixed, laterally flex head and neck to same side •Rotate head and neck to opposite side Bilaterally: •Elevate the ribs during inhalation
26
Origin of Middle Scalene
TVP of C2-C7
27
Insertion of Middle Scalene
1st Rib
28
Insertion of Middle Scalene
1st Rib
29
Action of Posterior Scalene
Unilaterally: ~With ribs fixed, lateral flex head and neck to same side ~Rotate head and neck to opposite side Bilaterally: ~Elevate ribs during inhalation
30
Origin of Posterior Scalene
TVP of C6 and C7
31
Insertion of Posterior Scalene
2nd Rib
32
Action of Semispinalis Capitis
Extend vertebral column and head
33
Origin of Semispinalis Capitis
TVP of C4-T5
34
Insertion of Semispinalis Capitis
Between superior and inferior nuchal lines
35
Action of Multifidi
Unilaterally: ~Rotate vertebral column to opposite side Bilaterally: ~Extend vertebral column
36
Origin of Multifidi
Sacrum and TVP of lumbar to cervical vertebrae
37
Insertion of Multifidi
SP of lumbar vertebrae thru 2nd cervical vertebra
38
Action of Rotatores
Unilaterally: ~Rotate vertebral column to opposite side Bilaterally: ~Extend the vertebral Column
39
Origin of Rotatores
TVP C2-L5
40
Insertion of Rotatores
SP of lumbar vertebrae to C2
41
Action of Erector Spine Group
Unilaterally: ~Laterally flex vertebral column to same side Bilaterally: ~extend vertebral column
42
Origin of Longissimus
Common Tendon (thoracic) TVP of T1-T5 (cervicis and Capitis)
43
Insertion of Longissimus
Lower 9 ribs, TVP of thoracic Verts TVP of cervicals mastoid process
44
Action of Iliocostalis
Unilaterally: ~lat flex vert col to same side Bilaterally: ~extend the vert col
45
Origin of Iliocostalis
Common tendon posterior surface of ribs 1-12
46
Insertion of Iliocostalis
TVP L1-L3, C4,C7 and post surface of ribs 1-12
47
Origin of Spinalis
SP of upper lumbar and lower thoracic lig nuchae SP C7
48
Insertion of Spinalis
SP upper thoracic SP of C2-C7
49
Action of Intertransversarii
Unilaterally: ~Lat flex the vert col to same side Bilaterally: ~Extend vert col
50
Origin/Insertion of Intertransversarii
TVP C2-C7 TVP L1-L5
51
Action of Interspinalis
Extend vert col
52
Origin/Insertion of Interspinalis
SP C2-T3 SP T12-L5
53
Action of diaphragm
draw down central tendon of diaphragm increase volume of thoracic cavity during inhalation
54
Origin of Diaphragm
Costal - inner surface of Rib 7-12 Lumbar - Upper 2-3 lumbar vert Sternal - Inner part of xiphoid process
55
Insertion of Diaphragm
Central tendon
56
Action of Serratus Anterior
Fixed origin: ~Abduct scap ~upwardly rotate scap ~Depress scap ~hold medial border of scap against rib cage Scap Fixed: ~May act to elevate the thorax during forced inhalation
57
Origin of Serratus Anterior
ext surface of 8-9 upper ribs
58
Insertion of Serratus Anterior
ant surface of medial border of scapula
59
Action of Masseter
elevate mandible
60
Origin of Masseter
zygomatic arch
61
Insertion of Masseter
Angle of ramus of mandible
62
Action of Temporalis
elevate mandible retract the mandible
63
origin of Temporalis
temporal fossa and fascia
64
Insertion of Temporalis
coronoid process and anterior edge of ramus of mandible
65
Action of digastric
hyoid fixed - depress the mandible mandible fixed - elevate the hyoid bone retract the mandible
66
origin of digastric
mastoid process
67
insertion of digastric
inferior border of the mandible
68
action of Geniohyoid
elevate hyoid and tongue depress mandible
69
origin of geniohyoid
underside of mandible
70
insertion of geniohyoid
hyoid bone
71
action of omohyoid
depress hyoid and thyroid cartilage
72
origin of omohyoid
superior border of the scapula
73
insertion of omohyoid
hyoid bone
74
action of mylohyoid
elevate hyoid and tongue depress mandible
75
origin of mylohyoid
underside of mandible
76
insertion of mylohyoid
hyoid bone
77
action of sternohyoid
depress hyoid and thyroid cartilage
78
origin of sternohyoid
top of manubrium
79
insertion of sternohyoid
hyoid bone
80
action of sternothyroid
depress hyoid and thyroid cartilage
81
origin of sternothyroid
top of manubrium
82
insertion of sternothyroid
thyroid cartilage
83
action of thyrohyoid
depress hyoid and thyroid cartliage
84
origin of thyrohyoid
thyroid cartilage
85

Muscles 1 (4 decks)

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