Pectoral Girdle Flashcards by Jennifer Berg

Q

Origin of Upper Traps

A

Occipital protuberance, Medial 1/3 Nuchal line, Ligamentum Nuchae, C7 Spinous Process (SP)

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Q

Insertion of Upper Traps

A

Lateral 1/3 Clavicle, Acromion process

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Q

Innervation of Upper Traps

A

11th Cranial Nerve C3 C4

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Q

Action of Upper Traps

A

Elevation

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Q

Origin of Lower Traps

A

T6-T12 SP

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Q

Insertion of Lower Traps

A

Root of spine

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Q

Innervation of Lower Traps

A

11th Cranial Nerve C3 C4

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Q

Action of Lower Traps

A

Depression

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Q

Origin of Rhomboids Major

A

T2-5 SP

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Q

Insertion of Rhomboids Major

A

Medial border between root and inferior angle

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Q

Innervation of Rhomboids Major

A

Dorsal Scapular Nerve

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Q

Action of Rhomboids Major

A

Retraction, downward rotation of scapula

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Q

Origin of Rhomboids Minor

A

Inferior part Ligamentum Nuchae, C7-T2 SP

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Q

Insertion of Rhomboids Minor

A

Root of the spine

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Q

Action of Rhomboids Minor

A

Retraction, downward rotation scapula

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Q

Origin of Serratus Anterior

A

Ribs 1-9

Q

Insertion of Serratus Anterior

A

Anterior medial border of Scapula

Q

Innervation of Serratus Anterior

A

Long thoracic nerve

Q

Action of Serratus Anterior

A

Protraction, upward rotation of scapula

Q

Origin of Levator Scapula

A

Transverse processes of Vertebrae C1-C4

Q

Insertion of the Levator Scapula

A

Superior angle, superior medial border of Scapula

Q

Innervation of the Levator Scapula

A

Dorsal scapular N.

Q

Action of Levator Scapula

A

Elevation, Downward Rotation of Scapula

Q

Origin of Pectoralis Minor

A

Ribs 3-5

Insertion of Pectoralis Minor

Coracoid process of the scapula

Innervation of Pectoralis Minor

Medial Pectoral Nerve

Action of Pectoralis Minor

Depression, Protraction & Downward Rotation of the Scapula