Ra101muscles Flashcards

1
Q

Anterior Scalenes

A

Transverse processes of C3-6
1st rib
Opp rotator

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2
Q

Middle Scalenes

A

Transverse processes of C2-7
1st rib
Opp Rotator

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3
Q

Posterior Scalenes

A

Tranverse processes of C4-6
2nd rib
Opp Rotator

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4
Q

Diagastric Anterior

A

Mandible (Diagastric fossa AI)
Hyoid Bone
Depresses Mandible

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5
Q

Digastric posterior

A

hyoid bone
common tendon hyoid bone
Elevates hyoid

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6
Q

Mylohyoid

A

AI surface of mylohyoid line
hyoid bone

Elevates floor of mouth + Hyoid

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7
Q

Genio hyoid

A

AI surface of Mental spine. (mandible)
AS of hyoid bone

Fixed Mandible -Elevates hyoid anteriorly
Fixed Hyoid - Depresses mandible

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8
Q

Omo Hyoid

A

Upper border of Scapula near scapular notch
Lower body of hyoid (Lateral to sternohyoid)

Depresses and fixes hyoid

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9
Q

Stylohyoid ps

A

Styloid process of temporal bone
hyoid bone - Lateral body

Elevates hyoid (Postero Superior)

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10
Q

Medial Pterygoid

A

STEPHENOID - Pterygoid process - Medial surface of lateral plate

Lateral displacement
Elevation of mandible

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11
Q

Lateral Pterygoid

A

Pterygoid process - Lateral surface of Lateral Plate
TMJ Capsule - Articular disc

Action: Lateral displacement
Protrusion of Mandible

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12
Q

Levator Scapula

A

Transverse process of C1-C4

superior angle and medial border of the scapula

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13
Q

Levator Scapula

A

Transverse process of C1-C4

superior angle and medial border of the scapula

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14
Q

6 Ligaments what are they limited in?

A

????

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15
Q

Sternocledomastoid Clavicular

A

Anterior superior surface of 1/3 clavicle
Lateral mastoid SNL
Uni- Opp rotator / lat flex
Bi Extends CV while flexing inferior CV

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16
Q

Sternocleidomastoid sternal fibers

A

Anterior surface of manubrim
Lateral mastoid process
Uni- Opp rotator/ lat flex
Bi- extends flex icv

17
Q

Rectus capitis post major

A

C2

INL Lateral