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

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Category: shoulder

1. Which structure lies in the deltopectoral groove?

1. median pectoral nerve

2. lateral pectoral nerve

3. cephalic vein

4. basilic vein

5. axillary vein

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Category: shoulder

2. 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

3. 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

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Category: shoulder

4. 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

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Category: shoulder

5. Trapezius inserts into:

1. vertebral border scapula

2. scapula spine

3. proximal humerus

4. medial clavicle

5. none of the above

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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

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Category: shoulder

7. 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

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Category: shoulder

8. 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

9 / 30

Category: shoulder

9. 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

10 / 30

Category: shoulder

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

1. pectoralis major

2. trapezium

3. latissimus dorsi

4. subscapularis

5. deltoid

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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

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Category: shoulder

12. Pectoralis major:

1. is synergistic to serratus anterior

2. is innervated by the median nerve

3. can abduct the arm

4. can act as an accessory muscle of respiration

5. is a lateral rotator of the arm

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Category: shoulder

13. 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

14 / 30

Category: shoulder

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

1. supraspinatus

2. subscapularis

3. biceps

4. teres minor

5. deltoid

15 / 30

Category: shoulder

15. 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

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Category: shoulder

16. 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

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Category: shoulder

17. 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

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Category: shoulder

18. 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

19. 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

20 / 30

Category: shoulder

20. 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

21 / 30

Category: shoulder

21. 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

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Category: shoulder

22. The nerve supply of pectoralis minor 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

23. 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

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Category: shoulder

24. What structure does NOT pierce the clavipectoral fascia?

1. cephalic vein

2. lymphatics

3. lateral thoracic artery

4. lateral pectoral nerve

5. thoracoacromial artery

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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. 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

27. 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

28. 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

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Category: shoulder

29. 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

30 / 30

Category: shoulder

30. 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

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Online Quiz: The Shoulder

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About the Author: Prof Kehinde Oluwadiya

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Online Quiz: The Shoulder

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