shoulder complex anatomy

31
IAP Musculoskeletal Series Christian Orense, PTRP The Shoulder Complex Wednesday, January 18, 12

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This lecture is formulated for the College of Rehab Sciences BATCH 2015 PT Students of De La Salle Health Sciences Institute.

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Page 1: Shoulder Complex Anatomy

IAP Musculoskeletal Series

Christian Orense, PTRP

The Shoulder Complex

Wednesday, January 18, 12

Page 2: Shoulder Complex Anatomy

BONES FORMING THE SHOULDER GIRDLE

Wednesday, January 18, 12

Page 3: Shoulder Complex Anatomy

Clavicle• S-shaped, strut bone

• Medial 1/3 convex anteriorly

• Round Sternal end

• Flat Acromial EndWednesday, January 18, 12

Page 4: Shoulder Complex Anatomy

Scapula

• shoulder blade, located between T2-T7

• Acromion Process- highest point

• Receptacle for humerus

• Point of origin and insertion of several muscles

Wednesday, January 18, 12

Page 5: Shoulder Complex Anatomy

Bony Landmarks

Wednesday, January 18, 12

Page 6: Shoulder Complex Anatomy

Bony Landmarks of the Scapula (Posterior View)

12

3Wednesday, January 18, 12

Page 7: Shoulder Complex Anatomy

Bony Landmarks of the Scapula (Anterior View)

3

2

1

Wednesday, January 18, 12

Page 8: Shoulder Complex Anatomy

Lateral View of the

Scapula

Wednesday, January 18, 12

Page 9: Shoulder Complex Anatomy

Humerus

• longest, largest bone of the UE

• Articulates proximally with the scapula, distally with the ulna and radius

Wednesday, January 18, 12

Page 10: Shoulder Complex Anatomy

The 6 Joints of the Shoulder Complex

• Glenohumeral

• Acromioclavicular

• Sternoclavicular

• Suprahumeral

• Bicipital Groove

• Scapulothoracic

3 True Joints 3 Functional Joints

Wednesday, January 18, 12

Page 11: Shoulder Complex Anatomy

Acromioclavicular Joint

• Bony Articulations

• Type of Joint

• Degrees of Freedom

• Motions

Wednesday, January 18, 12

Page 12: Shoulder Complex Anatomy

Glenohumeral Joint

• Bony articulations

• Type of Joint

• Degrees of Freedom

• Motions

Wednesday, January 18, 12

Page 13: Shoulder Complex Anatomy

Sternoclavicular Joint

• Bony articulations

• Type of Joint

• Degrees of Freedom

• Motions

Wednesday, January 18, 12

Page 14: Shoulder Complex Anatomy

MUSCLES OF THE UE CONNECTING TO

• THE THORAX

• THE VERTEBRAL COLUMN

• SCAPULA TO HUMERUS

Wednesday, January 18, 12

Page 15: Shoulder Complex Anatomy

MUSCLES: UE TO THE THORACIC WALL

• PECTORALIS MAJOR• PECTORALIS MINOR• SUBCLAVIUS• SERRATUS ANTERIOR

Wednesday, January 18, 12

Page 16: Shoulder Complex Anatomy

UE TO THORACIC WALL

SUBCLAVIUS

PECTORALIS MINOR

PECTORALIS MAJOR

SERRATUS ANTERIOR

Wednesday, January 18, 12

Page 17: Shoulder Complex Anatomy

MM: UE TO THE VERTEBRAL COLUMN

• TRAPEZIUS• LATISSIMUS DORSI• LEVATOR SCAPULAE• RHOMBOID MINOR &

MAJOR

Wednesday, January 18, 12

Page 18: Shoulder Complex Anatomy

TO VERTEBRAL COLUMN

TRAPEZIUS

RHOMBOID MINOR

RHOMBOID MAJOR

LATISSIMUS DORSIWednesday, January 18, 12

Page 19: Shoulder Complex Anatomy

SCAPULA TO HUMERUS

• DELTOID• SUPRASPINATUS• INFRASPINATUS• TERES MAJOR• TERES MINOR• SUBSCAPULARIS

Wednesday, January 18, 12

Page 20: Shoulder Complex Anatomy

MUSCLES ATTACHED TO THE HUMERUS & SCAPULA

• BICEPS BRACHII• BRACHIALIS• TRICEPS BRACHII• CORACOBRACHIALIS

Wednesday, January 18, 12

Page 21: Shoulder Complex Anatomy

DELTOID

PECTORALIS MAJOR

Wednesday, January 18, 12

Page 22: Shoulder Complex Anatomy

SUPRASPINATUS

INFRASPINATUS

TERES MINOR TERES

MAJOR

Wednesday, January 18, 12

Page 23: Shoulder Complex Anatomy

Wednesday, January 18, 12

Page 24: Shoulder Complex Anatomy

Wednesday, January 18, 12

Page 25: Shoulder Complex Anatomy

BRACHIAL PLEXUS

• NERVES THAT ARE ABOUT TO ENTER THE UPPER LIMB

• FORMED IN THE POSTERIOR TRIANGLE OF THE NECK• PROVIDING SENSORY AND

MOTOR INNERVATION

Wednesday, January 18, 12

Page 26: Shoulder Complex Anatomy

BRACHIAL PLEXUS

• DIVIDED INTO:• ROOTS• TRUNKS• DIVISIONS• CORDS

Wednesday, January 18, 12

Page 27: Shoulder Complex Anatomy

THE BRACHIAL PLEXUS

Wednesday, January 18, 12

Page 28: Shoulder Complex Anatomy

LET’S HAVE A REVIEW

Wednesday, January 18, 12

Page 29: Shoulder Complex Anatomy

Wednesday, January 18, 12

Page 30: Shoulder Complex Anatomy

JOINTS

• ARTICULATING SURFACES

• TYPE

• MOTIONS

Wednesday, January 18, 12

Page 31: Shoulder Complex Anatomy

MUSCLE GROUPS

• FLEXORS

• EXTENSORS

• ABD/ADDUCTORS

• IR/ER

Wednesday, January 18, 12