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Musculoskeletal anatomy > Group 2: Origin on shoulder girdle, insert on humerus > Flashcards

Group 2: Origin on shoulder girdle, insert on humerus Flashcards

1
Q

Deltoid O?

A

Lateral 1/3 of clavicle, acromion and spine of scapula

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2
Q

Deltoid I?

A

Deltiod tuberosity of humerus

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3
Q

Deltoid A of mid fibers?

A

Abduct g/h joint.

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4
Q

Deltoid A of anterior fibers?

A

Flex, medially rotate and horiz. adduct g/h joint.

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5
Q

Deltoid A of posterior fibers?

A

Extend, laterally rotate and horiz. abduct g/h joint.

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6
Q

Which are the rotator cuff muscles?

A

Supraspinatus, infraspinatus, teres minor and subscapularis.

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7
Q

Supraspinatus O?

A

Supraspinous fossa of scapula

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8
Q

Supraspinatus I?

A

Greater tubercle of humerus

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9
Q

Supraspinatus A?

A

Abduct and stabilize g/h joint

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10
Q

Infraspinatus O?

A

Infraspinous fossa of scapula

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11
Q

Infraspinatus I?

A

Greater tubercle of humerus

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12
Q

Infraspinatus A?

A

Laterally rotate and stabilize g/h joint

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13
Q

Teres Minor O?

A

Upper 2/3 of lateral border of scapula

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14
Q

Teres Minor I?

A

Greater tubercle of humerus

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15
Q

Teres Minor A?

A

Laterally rotate and stabilize g/h joint

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16
Q

Subscapularis O?

A

Subscapular fossa of scapula

17
Q

Subscapularis I?

A

Lesser tubercle of humerus.

18
Q

Subscapularis A?

A

Medially rotate and stabilize shoulder

19
Q

Teres Major common term?

A

Lat’s little helper

20
Q

Teres Major O?

A

Inferior angle and lower 1/3 of lateral border of scapula

21
Q

Teres Major I?

A

Medial lip of bicipital groove

22
Q

Teres Major A?

A

Extend, medially rotate and adduct g/h joint

23
Q

Latissimus dorsi O?

A

SP’s T6-L5, posterior iliac crest and median sacral crest.

24
Q

Latissimus dorsi I?

A

Bicipital groove of humerus

25
Q

Latissimus dorsi A? (same as Teres Major)

A

Extend, medially rotate and adduct g/h joint

Musculoskeletal anatomy (16 decks)

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