Spine Flashcards

1
Q

What are the superficial muscles of the spine?

A

Trapezius
Rhomboid major and minor
Latissmus dorsi
Levatus scapularis

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2
Q

What are the intermediate muscles of the spine?

A

Serratus posterior superior and inferior

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3
Q

What are the deep muscles of the spine?

A

Erector spinal muscles

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4
Q

What is the origin and insertion of the trapezius?

A

Origin: spinous process to T12
Insertion: occiput and spine of scapula

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5
Q

What is the innervation of trapezius?

A

Accessory nerve CNIX

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6
Q

What is the function of trapezius?

A

Elevates and depresses scapula

Retracts scapula

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7
Q

What is the origin and insertion of latissimus dorsi?

A

Origin: Spinous processes and pelvis
Insertions: Humerus

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8
Q

What is the innervation of latissmus dorsi?

A

C6/C7/C8

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9
Q

What is the function of latissmus dorsi?

A

Adducts, extends and internally rotates the humerus

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