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Muscles that move the Shoulder Joint
Muslces Origins and Insertions
42
Anatomy
Undergraduate 1
12/08/2009

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Cards

Term
Anterior Deltoid
Definition

flexion

 

horizontal adduction

 

internal rotation

Term
Anterior Deltoid Origin
Definition
Lateral 1/3 of clavicle
Term
Anterior Deltoid Insertion
Definition
Deltoid tuberosity of humerus
Term
Middle Deltoid
Definition
abduction
Term
Middle Deltoid Origin
Definition
Acromion Process
Term
Middle Deltoid Insertion
Definition
Deltoid Tuberosity
Term
Posterior Deltoid
Definition

extension

 

horizontal abduction

 

external rotation

Term
Posterior Deltoid Origin
Definition
Spine of Scapula
Term
Posterior Deltoid Insertion
Definition
Deltoid tuberosity of humerus
Term
Pectoralis Major
Definition

flexion

 

adduction

 

horizontal adduction

 

internal rotation

Term
Pectoralis Major Origin
Definition

Clavicular head- medial half of clavicle

 

Sternal head- sternum, cartilages of first 6 ribs

Term
Pectoralis Major Insertion
Definition
Bicipital groove of humerus
Term
Coracobrachialis
Definition

flexion

 

adduction

Term
Biceps Brachii
Definition
shoulder flexion
Term
Biceps Brachii Origin
Definition

Long head- Supraglenoid tubercle of scapula

 

Short head- Coracoid process of scapula

Term
Biceps Brachii Insertion
Definition
Radial tuberosity
Term
Triceps Brachii
Definition
shoulder extension
Term
Triceps Brachii Origin
Definition

Long head- Infraglenoid tubercle of scapula

 

Lateral head- Lower half of posterior humerus

 

Medial head- Upper half of posterior humerus

Term
Triceps brachii Insertion
Definition
Olecranon process of ulna
Term
Latissimus Dorsi
Definition

internal rotation

 

adduction

 

extension

Term
Teres Major
Definition

extension

 

adduction

 

horizontal abduction

 

internal rotation

Term
Supraspinatus
Definition
abduction
Term
Supraspinatus Origin
Definition
Supraspinous fossa of scapula
Term
Supraspinatus Insertion
Definition
Greater tubercle of humerus
Term
Infraspinatus
Definition

external rotation

 

shoulder extension

 

horizontal abduction

Term
Infraspinatus Origin
Definition
Infraspinous fossa of scapula
Term
Infraspinatus Insertion
Definition
Greater tubercle of humerus
Term
Teres Minor
Definition

external rotation

 

extension

 

horizontal abduction

Term
Teres Minor Origin
Definition

Upper (2/3) axillary border of scapula

 

Greater tubercle of humerus

 

 

Term
Teres Minor Insertion
Definition
Greater tubercle of humerus
Term
Subscapularis
Definition
internal rotation
Term
Subscapularis Origin
Definition
Subscapular fossa of scapula
Term
Subscapularis Insertion
Definition
Lesser tubercle of humerus
Term
rotator cuff
Definition

Supraspinatus

Infraspinatus

Teres Minor

Subscapularis

Term
Shoulder flexion
Definition

anterior deltoid

 

pectoralis major

 

coracobrachialis

 

biceps brachii

Term
shoulder extension
Definition

latissimus dorsi

 

teres major

 

teres minor

 

posterior deltoid

 

infraspinatus

 

triceps brachii

 

 

Term
shoulder abduction
Definition

supraspinatus

 

middle deltoid

 

 

Term
shoulder adduction
Definition

pectoralis major

 

coracobrachialis

 

latissimus dorsi

 

teres major

Term
shoulder horizontal abduction
Definition

posterior deltoid

 

teres major

 

teres minor

 

infraspinatus

Term
shoulder horizontal adduction
Definition

anterior deltoid

 

pectoralis major

Term
shoulder internal rotation
Definition

anterior deltoid

 

pectoralis major

 

subscapularis

 

teres major

 

latissimus dorsi

Term
shoulder external rotation
Definition

infraspinatus

 

teres minor

 

posterior deltoid

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