THE SHOULDER GIRDLE

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THE SHOULDER GIRDLE

• Chapter 4

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THE BONES
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Clavicle
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Scapula
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Scapula Posterior View

1. Acromion process
2. Spine
3. Superior angle
4. Inferior angle
5. Medial (Vertebral) border
6. Lateral (Auxiliary) border
7. Supraspinous fossa
8. Infraspinous fossa

3.
1.
7.
2.
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5.
6.
4.
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Scapula Anterior View

• 1. Acromion process
• 2. Coracoid process
• 3. Glenoid fossa or cavity
• 4. Inferior angle
• 5. Superior angle
• 6. Medial (Vertebral) border
• 7. Lateral (Auxiliary) border
• 8. Supscapular fossa

1.
2.
5.
3.
8.
6.
7.
4.
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Scapula Proximal (Top) View

• 1. Acromion process
• 2. Coracoid process
• 3. Glenoid fossa or cavity
• 4. Spine
• 5. Supraspinous fossa

1.
4.
3.
5.
2.
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Scapula Lateral View

• 1. Acromion process
• 2. Coracoid process
• 3. Glenoid fossa or cavity
• 4. Superior angle
• 5. Inferior angle

4.
1.
2.
3.
5.
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Can You Name Them?
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II. JOINTS AND THEIR ACTIONS
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Sternoclavicular joint
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Acromioclavicular (AC) joint

• 1. Elevation
• 2. Depression
• 3. Adduction (Retraction)
• 4. Abduction (Protraction)
• 5. Upward rotation
• 6. Downward rotation

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Depression/Elevation
Protraction/Retraction
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Adduction
Abduction
Left Scapula
Right Scapula
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Left Scapula
Right Scapula
Upward Rotation
Upward Rotation
Downward Rotation
Downward Rotation
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AC Actions and Muscles

• ACTION
• Elevation
• Depression
• Adduction
• Abduction
• Upward rotation
• Downward rotation

• MUSLCE LOCATION
• Superior
• Inferior
• Medial
• Lateral
• Depends on the line of pull
• Depends on the line of pull