Muscles that move the pectoral girdle Flashcards

1
Q

Origin of trapezius - upper?

A

External occipital protuberance, medial superior nuchal line and upper cervical spine.

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2
Q

Insertion of trapezius - upper?

A

Lateral clavicle.

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3
Q

Action/s of trapezius - upper?

A

Elevation, Scalpular upward rotation.

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4
Q

Origin of trapezius - middle?

A

Cervical and upper thoracic spinous processes.

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5
Q

Insertion of trapezius - middle?

A

Spine of scapula.

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6
Q

Action/s of trapezius - middle?

A

Adduction, upward rotation

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7
Q

Origin of trapezius - lower?

A

Thoracic spinous processes.

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8
Q

Insertion of trapezius - lower?

A

Medial spine of scapula.

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9
Q

Action/s of trapezius - lower?

A

Depression, scapular upward rotation.

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10
Q

Origin of levator scapulae?

A

C1-4 transverse processes.

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11
Q

Insertion of levator scapulae?

A

Superior medial border of scapula.

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12
Q

Action/s of levator scapulae?

A

Elevation, scapular downward rotation.

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13
Q

Origin of rhomboid minor?

A

C7-T1 spinous processes.

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14
Q

Insertion of rhomboid minor?

A

Medial border of scapula near spine of scapula.

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15
Q

Action/s of rhomboid minor?

A

Elevation, retraction, scapular downward rotation.

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16
Q

Origin of rhomboid major?

A

Mid thoracic spinous processes.

17
Q

Insertion of rhomboid major?

A

Medial border of scapula to inferior angle.

18
Q

Action/s of rhomboid major?

A

Elevation, retraction, scapular downward rotation.

19
Q

Origin of pectoralis minor?

A

Anterior ribs 3-5.

20
Q

Insertion of pectoralis minor?

A

Coracoid process.

21
Q

Action/s of pectoralis minor?

A

Depression, protraction.

22
Q

Origin of serratus anterior?

A

Anterior ribs 1-8.

23
Q

Insertion of serratus anterior?

A

Medial border of scapula.

24
Q

Action/s of serratus anterior?

A

Protraction, scapular upward rotation.