muscles of the posterior trunk (& shoulder)

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33 Terms

1
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origin of the trapezius

occipital bone, thoracic vertebrae

2
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insertion of the trapezius

clavicle, scapula

3
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actions of the trapezius

  • elevation/depression of the scapula

  • retraction of the scapula

  • rotation of the scapula

  • elevation of the clavicle

<ul><li><p>elevation/depression of the scapula</p></li><li><p>retraction of the scapula</p></li><li><p>rotation of the scapula</p></li><li><p>elevation of the clavicle</p></li></ul><p></p>
4
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origin of levator scapulae

cervical vertebrae

5
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insertion of levator scapulae

scapula

6
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action of levator scapulae

elevation of the scapula

7
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origin of rhomboid major

thoracic vertebrae

8
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insertion of rhomboid major

scapula

9
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action of rhomboid major

retraction of scapula

10
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origin of rhomboid minor

C7-T1

11
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insertion of rhomboid minor

scapula

12
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action of rhomboid minor

retraction of scapula

13
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origin of supraspinatus

scapula

14
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insertion of supraspinatus

humerus

15
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action of supraspinatus

abduction of humerus

16
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origin of infraspinatus

scapula

17
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insertion of infraspinatus

humerus

18
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action of infraspinatus

lateral rotation of humerus

19
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origin of teres minor

scapula

20
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insertion of teres minor

humerus

21
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action of teres minor

lateral rotation of humerus

22
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origin of subscapularis

scapula

23
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insertion of subscapularis

humerus

24
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action of subscapularis

medial rotation of humerus

25
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origin of teres major

scapula

26
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insertion of teres major

humerus

27
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actions of teres major

adduction, extension, medial rotation of humerus

28
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origin of deltoid muscle

clavicle, scapula

29
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insertion of deltoid muscle

humerus

30
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action of deltoid muscle

abduction of humerus

31
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origins of latissimus dorsi

lower thoracic and all lumbar vertebrae, lumbodorsal fascia, lower ribs

32
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insertion of latissimus dorsi

humerus

33
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action of latissimus dorsi

extension of humerus