muscles that move humerus

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Last updated 2:21 PM on 10/16/26
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28 Terms

1
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primary action of deltoid

Abduct shoulder; flex and extend shoulder; medially and laterally rotate arm

2
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origin attachment for deltoid

clavicle; acromion; spine of scapula

3
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insertion of deltoid

deltoid tuberosity

4
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innervation of deltoid

axillary nerve

5
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Primary function of the supraspinatus muscle is
Abduct shoulder
6
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Origin/attachment of the supraspinatus muscle is
Supraspinous fossa
7
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Insertion of the supraspinatus muscle is
Greater tubercle
8
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Innervation of the supraspinatus muscle is
Suprascapular nerve
9
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Primary function of the infraspinatus muscle is
Extend and adduct shoulder
10
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Origin/attachment of the infraspinatus muscle is
Infraspinous fossa
11
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Insertion of the infraspinatus muscle is
Greater tubercle
12
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Innervation of the infraspinatus muscle is
Suprascapular nerve
13
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Primary function of the coracobrachialis muscle is
Flex and adduct shoulder
14
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Origin/attachment of the coracobrachialis muscle is
Coracoid process
15
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Insertion of the coracobrachialis muscle is
Medial surface of humerus shaft
16
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Innervation of the coracobrachialis muscle is
Musculocutaneous nerve
17
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Primary function of the subscapularis muscle is
Medially rotate arm
18
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Origin/attachment of the subscapularis muscle is
Subscapular fossa
19
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Insertion of the subscapularis muscle is
Lesser tubercle
20
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Innervation of the subscapularis muscle is
Subscapular nerve
21
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Primary function of the teres major muscle is
Extend and adduct shoulder
22
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Origin/attachment of the teres major muscle is
Posterior surface of scapula
23
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Insertion of the teres major muscle is
Intertubercular sulcus of humerus
24
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Innervation of the teres major muscle is
Subscapular nerve
25
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Primary function of the teres minor muscle is
Extend and adduct shoulder
26
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Origin/attachment of the teres minor muscle is
Lateral border of scapula
27
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Insertion of the teres minor muscle is
Greater tubercle
28
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Innervation of the teres minor muscle is
Axillary nerve