Online quiz on the anatomy of the shoulder girdle

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2 votes, 5 avg

Created on September 04, 2022 By

Prof Kehinde Oluwadiya

Shoulder

Shoulder Quiz

1 / 30

Category: shoulder

1. Identify the incorrect pairing for testing muscles:

1. latissimus dorsi – abduct to 60° and adduct against resistance

2. trapezius – shrug shoulders against resistance

3. rhomboids – place hands on hips and draw elbows back and scapulae together

4. serratus anterior – push with arms outstretched against a wall

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Category: shoulder

2. Which of the following does not connect the arm to the shoulder girdle?

1. deltoid

2. biceps

3. subclavius

4. subscapularis

5. supraspinatus

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Category: shoulder

3. The nerve supply to deltoid is from the:

1. pectoral nerves

2. thoracodorsal nerve

3. axillary nerve

4. long thoracic nerve

5. dorsal scapular nerve

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Category: shoulder

4. Which muscle does not insert in or next to the intertubecular groove of the upper humerus?

1. pectoralis major

2. pectoralis minor

3. latissimus dorsi

4. teres major

5. deltoid

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Category: shoulder

5. In the shoulder joint:

1. subscapularis, supraspinatus, infraspinatus and teres minor all have rotatory action on the humerus and their tendons form the rotator cuff with the lateral part of the shoulder capsule

2. the subacromial bursa rolls inwards under the acromion when the arm is adducted

3. the joint capsule is attached to the surgical neck of the humerus inferiorly

4. the articular surface of the head of the humerus is five times the area of the glenoid cavity

5. None of the above

6 / 30

Category: shoulder

6. Pectoralis major:

1. is supplied by all three cords of brachial plexus

2. is supplied by all five segments of brachial plexus

3. is inserted into the medial lip of the bicipital groove

4. clavicular fibres are strong adductors of shoulder joint

5. the lowermost sternocostal fibres insert into the lowermost part of the humeral insertion site

7 / 30

Category: shoulder

7. Which of the following statements about the glenohumeral (shoulder joint) is INCORRECT?

1. long tendon of biceps is extrasynovial

2. subscapularis bursa communicates with joint cavity

3. innervated by medial pectoral nerve

4. branches of third part of axillary artery provide majority of blood supply

5. surface area of humeral head is about four times greater than that of glenoid fossa

8 / 30

Category: shoulder

8. Which of the following is not a direct attachment of the pectoral girdle to the trunk?

1. The first part of the subclavian artery:

2. pectoralis major

3. trapezius

4. serratus anterior

5. levator scapulae

9 / 30

Category: shoulder

9. The quadrangular space between teres major and subscapularis transmits:

1. lower subscapular nerve

2. axillary artery

3. profunda brachii vessels

4. radial nerve

5. post circumflex humeral artery

10 / 30

Category: shoulder

10. Pectoralis minor:

1. inserts into the lateral tip of the intertubecular groove of the humerus

2. is a rectangular muscle

3. is a guide for the underlying subclavian artery

4. is superior to the suspensory ligament of the axilla

5. None of the above

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Category: shoulder

11. Which muscle does not extend from the posterior surface of the scapula to the greater tubercle of the

1. teres major

2. infraspinatus

3. supraspinatus

4. teres minor

5. trapezius – accessory nerve

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Category: shoulder

12. Pectoralis major:

1. is innervated laterally by the lateral pectoral nerve

2. inserts into the medial lip of the intertubercular sulcus

3. receives its arterial supply via the thoracoacromial artery

4. can act as an accessory muscle of inspiration

5. acts with latissimus dorsi and teres minor to adduct the arm

13 / 30

Category: shoulder

13. The cephalic vein:

1. empties into the brachial vein

2. combines with the basilic vein to form the axillary vein

3. is the continuation of the median basilic and medial cephalic veins

4. empties into the axillary vein

5. none of the above

14 / 30

Category: shoulder

14. Teres major:

1. receives its nerve supply from the lateral cord of the brachial plexus

2. is part of the medial wall of the axilla

3. forms the medial border of the triangular space

4. is separated from teres minor by the long head of triceps

5. has the same nerve supply as teres minor

15 / 30

Category: shoulder

15. With regard to the pectoral girdle:

1. contains three joints, the sternoclavicular, the acromioclavicular and the glenohumeral

2. serratus anterior, the rhomboids and subclavius attach the scapula to the axial skeleton

3. pectoralis major and deltoid are the only muscular attachments between the clavicle and the upper limb

4. teres major provides attachment between the axial skeleton and the girdle

16 / 30

Category: shoulder

16. Latissimus dorsi:

1. is an accessory muscle of inspiration and expiration

2. is supplied by the dorsal scapular nerve

3. forms the lower border of the medially axillary fold

4. laterally rotates the humerus

5. lies superficial to trapezius at its upper border

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Category: shoulder

17. The nerve supply of infraspinatus is the:

1. axillary nerve

2. long thoracic nerve

3. infrascapular nerve

4. suprascapular nerve

5. subscapular nerve

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Category: shoulder

18. Sternoclavicular joint:

1. lateral anterior half of manubrium

2. body of sternum

3. aponeurosis of external oblique

4. upper six ribs

5. medial half of anterior clavicle

19 / 30

Category: shoulder

19. Rotator cuff muscles include:

1. subclavius

2. teres minor

3. pectoralis major

4. teres major

5. deltoid

20 / 30

Category: shoulder

20. Which of the following is INCORRECT? Pectoralis major:

1. consists of clavicular and sternocostal heads

2. is innervated by C6 to T1

3. medially rotates and abducts the arm

4. assists flexion at the shoulder

5. can act as an accessory muscle of respiration

21 / 30

Category: shoulder

21. Which structure lies in the deltopectoral groove?

1. median pectoral nerve

2. lateral pectoral nerve

3. cephalic vein

4. basilic vein

5. axillary vein

22 / 30

Category: shoulder

22. Identify the incorrect innervation:

1. subclavius – own nerve from the brachial plexus

2. serratus anterior – long thoracic nerve

3. clavicular head of pectoralis major – medial pectoral nerve

4. latissimus dorsi – dorsal scapular nerve

5. trapezius – accessory nerve

23 / 30

Category: shoulder

23. Regarding the sternoclavicular joint, the major stabilising factor is the:

1. acromioclavicular ligament

2. costoclavicular ligament

3. interclavicular ligament

4. sternoclavicular ligament

5. coracoclavicular ligament

24 / 30

Category: shoulder

24. Deltoid:

1. anterior fibres arise from lateral two thirds of clavicle

2. posterior fibres arise from superior lip of crest of scapular spine

3. lateral fibres only are multi-pennate

4. fibres strengthen shoulder joint capsule

5. acts in isolation to abduct humerus

25 / 30

Category: shoulder

25. Which one of the following structures pass beneath the flexor retinaculum at the wrist?

1. palmaris longus

2. ulnar nerve

3. radial artery

4. ulnar artery

5. median nerve

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Category: shoulder

26. Which of the following structures DOES NOT pierce the clavipectoral fascia in the delto-pectoral triangle?

1. lymphatics

2. medial pectoral nerve

3. acromiothoracic axis

4. lateral pectoral nerve

5. cephalic vein

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Category: shoulder

27. Regarding the shoulder joint:

1. extensor carpi radialis brevis

2. extensor digitorum comminus

3. extensor carpi radialis longus

4. extensor digiti minimi

5. extensor carpi ulnaris

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Category: shoulder

28. Stabilising factors of the shoulder joint include all but:

1. a tight capsule

2. tendons that fuse with the capsule

3. glenohumeral and coracohumeral ligaments

4. labrum

5. trapezius – accessory nerve

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Category: shoulder

29. With regard to action, which muscle is the odd one out?

1. teres minor

2. deltoid

3. teres major

4. subscapularis

5. trapezius – accessory nerve

30 / 30

Category: shoulder

30. The capsule of the shoulder joint:

1. is supplied exclusively by the axillary nerve

2. is separated from the tendons of the short scapular muscles by a bursa

3. bridges the gap between the greater and lesser tuberosities as the transverse ligament

4. the long tendon of biceps is extracapsular

5. is the major stabilising factor for the shoulder joint

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Online Quiz: The Shoulder

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Online Quiz: The Shoulder

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