Joint

Question 1

What are the (4) joints of the pectoral girdle?

Answer 1

• Acromioclavicular
• Sternoclavicular
• Glenohumeral
• Scapulothoracic articulation

Question 2

What type of joint is a sternoclavicular joint?

Answer 2

Sellar, synovial joint

Question 3

What movements are available at the sternoclavicular joint?

Answer 3

• Elevation
• Depression
• Protraction
• Retraction
• Axial Rotation

Question 4

What type of joint is an acromioclavicular joint?

Answer 4

Plane, synovial joint

Question 5

What is the nerve supply in the acromioclavicular joint?

Answer 5

• Suprascapular nerve
• Lateral pectoral nerve

Question 6

What is the blood supply in the acromioclavicular joint?

Answer 6

Suprascapular artery

Question 7

What type of joint is a glenohumeral joint?

Answer 7

Synovial, ball & socket joint

Question 8

What movements are available at the glenohumeral joint?

Answer 8

• Flexion
• Extension
• Abduction
• Adduction
• Medial rotation
• Lateral rotation

Question 9

What are the movements available at the scapulothoracic articulation?

Answer 9

• Elevation
• Depression
• Protraction
• Retraction
• Medial (downward) rotation
• Lateral (upward) rotation

Question 10

What movements are available at the shoulder girdle?

Answer 10

• Elevation
• Depression
• Protraction
• Retraction
• Rotation

Question 11

What nerves does the glenohumeral joint have?

Answer 11

• Axillary nerve
• Suprascapular nerve
• Lateral pectoral nerve

Question 12

What blood supply does the glenohumeral joint have?

Answer 12

• Anterior circumflex arteries
• Posterior circumflex arteries

Question 13

What nerves does the acromioclavicular joint have?

Answer 13

• Suprascapular nerve
• Lateral pectoral nerve

Question 14

What blood supply does the acromioclavicular joint have?

Answer 14

• Suprascapular artery
• Thoraco-acromial arteries

Question 15

What nerves does the sternoclavicular joint have?

Answer 15

• Medial supraclavicular nerve
• Nerve to Subclavius

Question 16

What blood supply does the sternoclavicular joint have?

Answer 16

• Internal thoracic artery
• Suprascapular arteries

Question 17

What forms the pectoral girdle?

Answer 17

Formed by the clavicle and scapula

Question 18

What are the (4) joints of the pectoral girdle?

Answer 18

• Sternoclavicular
• Acromioclavicular
• Glenohumeral
• Scapulothoracic

Question 19

What type of joint is a glenohumeral joint?

Answer 19

Synovial, ball & socket joint

Question 21

What is the nerve supply to the Glenohumeral joint?

Answer 21

• Axillary nerve
• Suprascapular nerve
• Lateral pectoral nerve

Question 22

What is the blood supply to the Glenohumeral joint?

Answer 22

• Anterior circumflex artery
• Posterior circumflex artery

Question 23

What is the nerve supply to the acromioclavicular joint?

Answer 23

• Suprascapular nerve
• Lateral pectoral nerve

Question 24

What is the blood supply to the acromioclavicular joint?

Answer 24

• Suprascapular artery
• Thoraco-acromial artery

Question 25

What is the nerve supply to the sternoclavicular joint?

Answer 25

- Medial supraclavicular nerve - Nerve to subclavius

Question 26

What is the blood supply to the sternoclavicular joint?

Answer 26

- Internal thoracic artery - Suprascapular artery

Question 27

What is the function of the intra-articular disk in the sternoclavicular joint?

Answer 27

- Shock absorber - Improves congruity - Prevents clavicle moving upwards/medially sloping clavicular notch