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. 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

2 / 30

Category: shoulder

2. Pectoralis major arises from all EXCEPT the:

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

3 / 30

Category: shoulder

3. Which of the following is CORRECT about the latissimus dorsi?

1. arises from all spinous processes from T8 and S5

2. known as the “boxers muscle”

3. innervated by the long thoracic nerve

4. derivative of upper limb myotomes

5. forms the superior border of the triangle of auscultation

4 / 30

Category: shoulder

4. 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

5 / 30

Category: shoulder

5. 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

6 / 30

Category: shoulder

6. The nerve supply to teres major is from the:

1. lower subscapular nerve

2. dorsal scapular nerve

3. suprascapular nerve

4. upper subscapular nerve

5. thoracodorsal nerve

7 / 30

Category: shoulder

7. The nerve supply of serratus anterior is from the:

1. pectoral nerves

2. thoracodorsal nerve

3. axillary nerve

4. long thoracic nerve

5. dorsal scapular nerve

8 / 30

Category: shoulder

8. Which of the following IS NOT true about pectoralis major?

1. only upper limb muscle supplied by all five segments of brachial plexus

2. arises by two heads

3. inserts via a bilaminar tendon

4. innervated by lateral pectoral nerve

5. contributes to boundaries of axilla

9 / 30

Category: shoulder

9. Which of the following is INCORRECT? Pectoralis minor:

1. arises from the 3 , 4 and 5 ribs

2. inserts into the coracoid process of the scapula

3. is innervated by both pectoral nerves

4. is an important landmark to the underlying axillary artery

5. is a medial rotator and adductor of the arm

10 / 30

Category: shoulder

10. The nerve supply of rhomboid major and rhomboid minor is from the:

1. pectoral nerves

2. thoracodorsal nerve

3. axillary nerve

4. long thoracic nerve

5. dorsal scapular nerve

11 / 30

Category: shoulder

11. 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

12 / 30

Category: shoulder

12. 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

13 / 30

Category: shoulder

13. 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

14 / 30

Category: shoulder

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

1. deltoid

2. biceps

3. subclavius

4. subscapularis

5. supraspinatus

15 / 30

Category: shoulder

15. 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

16 / 30

Category: shoulder

16. 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

17 / 30

Category: shoulder

17. The insertion of latissimus dorsi in the arm is into the:

1. lateral lip of the intertubecular groove

2. medial lip of the intertubecular groove

3. posterior border of the proximal humerus

4. floor of the intertubecular groove

5. superior facet of the greater trochanter

18 / 30

Category: shoulder

18. 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

19 / 30

Category: shoulder

19. 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

20 / 30

Category: shoulder

20. Which of the following is correct regarding the clavicle:

1. ossifies at eight weeks

2. has atypical synovial joints at both ends

3. articulates with the first rib

4. is more curved in females

5. None of the above

21 / 30

Category: shoulder

21. 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

22 / 30

Category: shoulder

22. 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

23 / 30

Category: shoulder

23. 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

24 / 30

Category: shoulder

24. Which structure lies in the deltopectoral groove?

1. median pectoral nerve

2. lateral pectoral nerve

3. cephalic vein

4. basilic vein

5. axillary vein

25 / 30

Category: shoulder

25. The nerve supply of latissimus dorsi is from the:

1. pectoral nerves

2. thoracodorsal nerve

3. axillary nerve

4. long thoracic nerve

5. dorsal scapular nerve

26 / 30

Category: shoulder

26. Regarding the shoulder joint:

1. the glenoid labrum is the most important stabilising factor

2. the strong capsule is reinforced by tight glenohumeral ligaments

3. the coracoacromial arch prevents the humeral head from displacing

4. the long head of triceps gives stability to the abducted humerus

5. the pull of teres minor stabilises the abducted humerus

27 / 30

Category: shoulder

27. 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

28 / 30

Category: shoulder

28. The nerve supply to supraspinatus is from the:

1. lower subscapular nerve

2. dorsal scapular nerve

3. suprascapular nerve

4. upper subscapular nerve

5. thoracodorsal nerve

29 / 30

Category: shoulder

29. 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

30 / 30

Category: shoulder

30. 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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Online Quiz: The Shoulder

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Online Quiz: The Shoulder

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