Shoulder Flashcards by Louisa Wills

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

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A

intertubercular groove of humerus

Q

action of latissimus dorsi

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A

adductor
medial rotator
extensor

Q

origin of deltoid

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A

lateral 1/3 clavicle
acromion

Q

insertion of deltoid

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A

deltoid tuberosity of humerus

Q

action of deltoid

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A

flexor
extensor
abductor
medial rotator
lateral rotator

Q

insertion of trapezius

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A

lateral 1/3 posterior clavicle
acromion
spine of scapula

Q

origin of trapezius

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A

spinous processes of C7-T12

Q

action of trapezius

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A

retractor
elevator
depressor

origin of pectoralis major

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

insertion of pectoralis major

crest of greater tubercle of humerus

action of pectoralis major

flexor extensor medial rotator adductor

origin of pectoralis minor

anterior ends of ribs 3-5

insertion of pectoralis minor

coracoid process of scapula

action of pectoralis major

protractor depressor

origin of rhomboid minor

spinous processes of C7-T1 nuchal ligament

insertion of rhomboid minor

medial border of scapula

action of rhomboid minor

retractor

origin of corachobrachialis

coracoid process of scapula

insertion of corachobrachialis

middle 1/3 medial humerus

action of corachobrachialis

flexor adductor

origin of rhomboid major

spinous processes of T2-T5

insertion of rhomboid major

medial border of scapula

action of rhomboid major

retractor

origin of serratus anterior

external surfaces of ribs 1-9

insertion of serratus anterior

medial border of scapula

action of serratus anterior

protractor