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. 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

2 / 30

Category: shoulder

2. 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

3 / 30

Category: shoulder

3. What structure does NOT pierce the clavipectoral fascia?

1. cephalic vein

2. lymphatics

3. lateral thoracic artery

4. lateral pectoral nerve

5. thoracoacromial artery

4 / 30

Category: shoulder

4. 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

5 / 30

Category: shoulder

5. Rotator cuff muscles include:

1. subclavius

2. teres minor

3. pectoralis major

4. teres major

5. deltoid

6 / 30

Category: shoulder

6. 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

7 / 30

Category: shoulder

7. The subacromial bursa:

1. communicates with the shoulder joint

2. does not extend beyond the lateral aspect of the acromion

3. innervated in part by the dorsal scapular nerve

4. attached superiorly to the conoid trapezoid and conoid ligaments

5. attached inferiorly to the tendon of supraspinatus

8 / 30

Category: shoulder

8. 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

9 / 30

Category: shoulder

9. Which statement is INCORRECT?

1. the muscles of the rotator cuff are deemed to be such because all their tendons fuse with the lateral part of the shoulder capsule and are attached to the humerus near the joint

2. the capsule of the shoulder joint is attached at the line of the anatomical head except inferiorly where it extends to the level of the surgical neck

3. the subacromial bursa lies between the tendon of supraspinatus and the coraco-acromial ligament and communicates with the shoulder joint

4. the long tendon of biceps lies intracapsular and is sheathed by synovial membrane that allows it to slide

10 / 30

Category: shoulder

10. 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

11 / 30

Category: shoulder

11. 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

12 / 30

Category: shoulder

12. Choose the odd muscle out as regards insertion/origin:

1. supraspinatus

2. subscapularis

3. biceps

4. teres minor

5. deltoid

13 / 30

Category: shoulder

13. 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

14 / 30

Category: shoulder

14. 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

15 / 30

Category: shoulder

15. 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

16 / 30

Category: shoulder

16. The clavipectoral fascia is pierced by all but one of the following structures:

1. lymphatic drainage from the infraclavicular nodes to apical axillary nodes

2. cephalic vein

3. lateral pectoral nerve

4. thoracoacromial artery

5. pectoralis minor

17 / 30

Category: shoulder

17. 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

18 / 30

Category: shoulder

18. Direct attachment of the pectoral girdle to the trunk is provided by:

1. pectoralis major

2. trapezium

3. latissimus dorsi

4. subscapularis

5. deltoid

19 / 30

Category: shoulder

19. The subclavius muscle:

1. arises from the costochondral junction of the second rib

2. passes in the subclavian groove on the inferior aspect of the clavicle to attach to the acromion

3. is enclosed by the upper attachment of the clavipectoral fascia

4. is supplied by C7 and C8

5. None of the above

20 / 30

Category: shoulder

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

1. deltoid

2. biceps

3. subclavius

4. subscapularis

5. supraspinatus

21 / 30

Category: shoulder

21. 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

22 / 30

Category: shoulder

22. 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

23 / 30

Category: shoulder

23. 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

24 / 30

Category: shoulder

24. 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

25 / 30

Category: shoulder

25. Trapezius inserts into:

1. vertebral border scapula

2. scapula spine

3. proximal humerus

4. medial clavicle

5. none of the above

26 / 30

Category: shoulder

26. 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

27 / 30

Category: shoulder

27. 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

28 / 30

Category: shoulder

28. Regarding the shoulder joint, which is INCORRECT?

1. full abduction requires medial rotation

2. the long head of biceps is intracapsular

3. the subacromial bursa is attached to the coracoacromial ligaments

4. flexion involves pec major, deltoid, coracobrachialis and biceps

5. supraspinatus initiates abduction

29 / 30

Category: shoulder

29. 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

30 / 30

Category: shoulder

30. 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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Online Quiz: The Shoulder

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Online Quiz: The Shoulder

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