Shoulder Flashcards by Louisa Wills | Brainscape

Q

origin of supraspinatus

A

supraspinous fossa of scapula

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Q

insertion of supraspinatus

A

greater tubercle of humerus

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Q

action of supraspinatus

A

abductor
lateral rotator

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Q

origin of infraspinatus

A

infraspinous fossa of scapula

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Q

insertion of infraspinatus

A

greater tubercle of humerus

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Q

action of infraspinatus

A

lateral rotator

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Q

origin of teres minor

A

lateral border of scapula

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Q

insertion of teres minor

A

greater tubercle of humerus

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Q

action of teres minor

A

lateral rotator

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Q

origin of teres major

A

lateral border of scapula

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Q

insertion of teres major

A

greater tubercle of scapula

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Q

action of teres major

A

extensor
adductor
medial rotator

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Q

origin of subscapularis

A

subscapular fossa of humerus

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Q

insertion of subscapularis

A

lesser tubercle of humerus

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Q

action of subscapularis

A

medial rotator

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Q

origin of latissimus dorsi

A

spinous processes of T7-T12
L1-L5
ribs 9-12

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Q

insertion of latissimus dorsi

A

intertubercular groove of humerus

Q

action of latissimus dorsi

A

adductor
medial rotator
extensor

Q

origin of deltoid

A

lateral 1/3 clavicle
acromion

Q

insertion of deltoid

A

deltoid tuberosity of humerus

Q

action of deltoid

A

flexor
extensor
abductor
medial rotator
lateral rotator

Q

insertion of trapezius

A

lateral 1/3 posterior clavicle
acromion
spine of scapula

Q

origin of trapezius

A

spinous processes of C7-T12

Q

action of trapezius

A

retractor
elevator
depressor

Q

origin of pectoralis major

A

medial 1/2 clavicle
manubrium + sternal body
external abdominal obliques

Q

insertion of pectoralis major

A

crest of greater tubercle of humerus

Q

action of pectoralis major

A

flexor
extensor
medial rotator
adductor

Q

origin of pectoralis minor

A

anterior ends of ribs 3-5

Q

insertion of pectoralis minor

A

coracoid process of scapula

Q

action of pectoralis major

A

protractor
depressor

Q

origin of rhomboid minor

A

spinous processes of C7-T1
nuchal ligament

Q

insertion of rhomboid minor

A

medial border of scapula

Q

action of rhomboid minor

A

retractor

Q

origin of corachobrachialis

A

coracoid process of scapula

Q

insertion of corachobrachialis

A

middle 1/3 medial humerus

Q

action of corachobrachialis

A

flexor adductor

Q

origin of rhomboid major

A

spinous processes of T2-T5

Q

insertion of rhomboid major

A

medial border of scapula

Q

action of rhomboid major

A

retractor

Q

origin of serratus anterior

A

external surfaces of ribs 1-9

Q

insertion of serratus anterior

A

medial border of scapula

Q

action of serratus anterior

A

protractor