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 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

2. 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

3. 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

4 / 30

Category: shoulder

4. 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

5. 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

6 / 30

Category: shoulder

6. 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

7 / 30

Category: shoulder

7. 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

8 / 30

Category: shoulder

8. 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

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. The nerve supply of infraspinatus is the:

1. axillary nerve

2. long thoracic nerve

3. infrascapular nerve

4. suprascapular nerve

5. subscapular nerve

11 / 30

Category: shoulder

11. 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

12 / 30

Category: shoulder

12. What structure does NOT pierce the clavipectoral fascia?

1. cephalic vein

2. lymphatics

3. lateral thoracic artery

4. lateral pectoral nerve

5. thoracoacromial artery

13 / 30

Category: shoulder

13. 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

14 / 30

Category: shoulder

14. 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

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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 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

17 / 30

Category: shoulder

17. 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

18. 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

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Category: shoulder

19. 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

20 / 30

Category: shoulder

20. 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

21 / 30

Category: shoulder

21. 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

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. 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

24 / 30

Category: shoulder

24. 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

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Category: shoulder

25. 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

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Category: shoulder

26. 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

27. 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

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Category: shoulder

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

1. supraspinatus

2. subscapularis

3. biceps

4. teres minor

5. deltoid

29 / 30

Category: shoulder

29. 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

30 / 30

Category: shoulder

30. 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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Online Quiz: The Shoulder

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