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Clinical Anatomy - Muscles of UE > Scapulohumeral (Intrinsic Shoulder) Muscles > Flashcards

Scapulohumeral (Intrinsic Shoulder) Muscles Flashcards

1
Q

Deltoid - P

A

lateral third of clavicle, acromion and spine of scapula

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2
Q

Deltoid - D

A

deltiod tuberosity of humerus

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3
Q

Deltoid - N

A

axillary nerve

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4
Q

Deltoid (anterior) - A

A

shoulder flexion

shoulder medial rotation

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5
Q

Deltoid (middle) - A

A

shoulder ABduction

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6
Q

Deltoid (posterior) - A

A

shoulder extension

shoulder lateral rotation

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7
Q

Supraspinatus - P

A

supraspinous fossa of scapula

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8
Q

Supraspinatus - D

A

superior facet of greater tubercle of humerus

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9
Q

Supraspinatus - N

A

suprascapular nerve

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10
Q

Supraspinatus - A

A

initiates and assists deltoid in shoulder ABduction

no ER

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11
Q

Infraspinatus - P

A

infraspinous fossa of scapula

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12
Q

Infraspinatus - D

A

middle facet of greater tubercle of humerus

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13
Q

Infraspinatus - N

A

suprascapular nerve

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14
Q

Infraspinatus - A

A

shoulder lateral rotation

helps hold humerus in glenoid cavity of scapula

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15
Q

Teres minor - P

A

middle part of lateral border of scapula

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16
Q

Teres minor - D

A

inferior facet of greater tubercle of humerus

17
Q

Teres minor - N

A

axillary nerve

18
Q

Teres minor - A

A

shoulder lateral rotation

helps hold humerus in glenoid cavity of scapula.

19
Q

Teres major - P

A

inferior part of lateral border of scapula and posterior surface of inferior angle of scapula

20
Q

Teres major - D

A

medial lip of intertubercular sulcus of humerus

distal to RC muscles

21
Q

Teres major - N

A

subscapular nerve

22
Q

Teres major - A

A

shoulder adduction

shoulder medial rotation

23
Q

Subscapularis - P

A

subscapular fossa (most of anterior surface of scapula)

24
Q

Subscapularis - D

A

lesser tubercle of humerus

25
Q

Subscapularis - N

A

subscapular nerve

26
Q

Subscapularis - A

A

shoulder adduction
shoulder medial rotation
helps hold humerus in glenoid cavity of scapula

Clinical Anatomy - Muscles of UE (8 decks)

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