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This section includes 181 Mcqs, each offering curated multiple-choice questions to sharpen your Uncategorized topics knowledge and support exam preparation. Choose a topic below to get started.
1. |
The deltoid |
A. | Is supplied by the axillary n |
B. | Has a multipennate arrangement for maximal range of movement |
C. | Inserts into the bicipital groove |
Answer» B. Has a multipennate arrangement for maximal range of movement | |
2. |
With regard to the brachial plexus: |
A. | the axillary n is derived from the lateral cord |
B. | the radial nerve is derived from C7, 8 and T1 |
C. | the nerve to subclavius is the only branch from the trunks |
D. | there are 7 divisions of the trunks |
E. | the roots lie between the scalene muscles |
Answer» F. | |
3. |
The axillary artery: |
A. | arises from the vertebral artery |
B. | is divided into 3 parts by teres major |
C. | is clasped in its 3rd part by the cords of the brachial plexus |
D. | has no branches in its 3rd part |
E. | supplies the pectoral muscles via the superior thoracic a. |
Answer» F. | |
4. |
An injury to the middle trunk of the brachial plexus: |
A. | would mean that C8 sensation is altered |
B. | will manifest in the medial cord |
C. | will affect the median nerve |
D. | will affect the long thoracic nerve |
E. | all of the above |
Answer» D. will affect the long thoracic nerve | |
5. |
The rotator cuff is formed by all of the below except: |
A. | subscapularis |
B. | supraspinatus |
C. | infraspinatus |
D. | teres minor |
E. | teres major |
Answer» F. | |
6. |
With regards to the biceps brachii: |
A. | the long head arises from the greater tuberosity |
B. | the short head arises from the acromium |
C. | supinates forearm |
D. | supplied by median n |
E. | its 2 heads merge in the upper arm |
Answer» D. supplied by median n | |
7. |
The triceps: |
A. | is a misnomer because it has 2 heads |
B. | supplied by radial n |
C. | stabilises shoulder in adduction |
D. | has its nerve compromised in humerus shaft # |
E. | supplied by post. IO artery |
Answer» C. stabilises shoulder in adduction | |
8. |
The deepest structure in the mid forearm is: |
A. | median n |
B. | basilic v |
C. | radial a |
D. | F P L |
E. | Ulnar n |
Answer» E. Ulnar n | |
9. |
F D P |
A. | has its action enhanced by wrist extension |
B. | is supplied entirely by ulnar n in 10% people |
C. | partly inserts in to the flexor retinaculum |
D. | assists pronator quadratus in powerful pronation |
E. | all of the above |
Answer» B. is supplied entirely by ulnar n in 10% people | |
10. |
Palmaris Longus: |
A. | is absent in 40 % people |
B. | originally was an extensor of the MCP joints |
C. | arises from the medial epicondyle |
D. | inserts into the pisiform |
E. | supplied by radial n |
Answer» D. inserts into the pisiform | |
11. |
Radial a: |
A. | lies on the brachioradialis in the upper forearm |
B. | in its middle third has the radial n medial to it |
C. | forms both the anterior and posterior carpal arches |
D. | passes between the tendons of APL and EPB |
E. | all of the above |
Answer» D. passes between the tendons of APL and EPB | |
12. |
The flexor retinaculum attaches to all the following except: |
A. | scaphoid |
B. | hamate |
C. | trapezium |
D. | pisiform |
E. | captitate |
Answer» F. | |
13. |
Anatomical snuff box: |
A. | has EPL on its ulnar side |
B. | lies between EPL and APL |
C. | has the trapezoid palpable at its base |
D. | is most obvious with the thumb fully abducted |
E. | contains the post IO artery |
Answer» B. lies between EPL and APL | |
14. |
Loss of the greater tuberosity leads to loss of which movement |
A. | abduction and lateral rotation |
B. | adduction and medial rotation |
C. | abduction and medial rotation |
D. | adduction and lateral rotation |
E. | lateral rotation |
Answer» B. adduction and medial rotation | |
15. |
Which is false with respect to the lateral intermuscular septum: |
A. | origin of medial head of triceps |
B. | pierced by ant branch of profunda a |
C. | pierced by radial n |
D. | pierced by post branch of profunda a |
E. | brachioradialis is anterior |
Answer» E. brachioradialis is anterior | |
16. |
The clavicle |
A. | Is convex anteriorly throughout its entire length |
B. | Articulates laterally with the coracoid via the coracoclavicular ligament |
C. | Is crossed in its middle 1/3 by the subclavian vein |
D. | Forms part of the apex of the axilla |
E. | Has as its only inferior musculature attachment the muscle pectoralis major |
Answer» E. Has as its only inferior musculature attachment the muscle pectoralis major | |
17. |
Which one of these tendons shares a synovial sheath with another tendon |
A. | Extensor indicis |
B. | APL |
C. | FCR |
D. | FPL |
E. | ECRL |
Answer» B. APL | |
18. |
The midpalmar space |
A. | Always contains the 1st lumbrical |
B. | Is floored by the 2nd and 3rd metacarpal spaces |
C. | Usually contains the flexor tendons to the II finger |
D. | Communicates with the ulnar 3 lumbrical canals |
E. | Is not limited proximally |
Answer» E. Is not limited proximally | |
19. |
The long head of the biceps |
A. | Separates the radial nerve from the humerus |
B. | Arises from the infraglenoid tubercle |
C. | Is supplied by the median n |
D. | A bursa separates its tendon from the radial tuberosity |
E. | Is intracapsular in the shoulder joint |
Answer» F. | |
20. |
All the following concerning FDS are true except |
A. | Arises from the common flexor origin |
B. | Forms the upper limit of the space of Parona |
C. | The middle and ring finger tendon are more superficial than the index and middle finger |
D. | Tendons inserts into the base of the distal phalanx |
E. | The median nerve is on its deep surface |
Answer» E. The median nerve is on its deep surface | |
21. |
Compression of structures in the carpal tunnel usually results in |
A. | Weakness of forearm flexors |
B. | Weakness of flexion of the terminal phalanx of the thumb |
C. | Weakness of the interossei mm |
D. | Unaffected sensation on the palmar surface of the little finger |
E. | Weakness of all the lumbrical muscles |
Answer» E. Weakness of all the lumbrical muscles | |
22. |
Regarding the innervation of the hand |
A. | Palmar branch of the medial nerve passes under the flexor retinaculum |
B. | The ulnar 1 fingers are supplied by the deep branch of the ulna nerve |
C. | The deep branch of the ulna nerve supplies the interossei mm |
D. | The common palmar digital nerve lies superficial to the palmar arch |
E. | Carpal tunnel syndrome results in the loss of flexion of the IPJ of thumb |
Answer» D. The common palmar digital nerve lies superficial to the palmar arch | |
23. |
the extensor expansions of the fingers |
A. | form the posterior part of the capsule of the MCPJ |
B. | central slip passes to the terminal phalanx |
C. | retinacular ligaments are attached near the base of the proximal phalanx |
D. | the lumbricals attach more proximal than the interossei |
E. | the extensor expansion is broadest over the middle phalanx |
Answer» B. central slip passes to the terminal phalanx | |
24. |
The annular ligament of the radius |
A. | Is covered by synovium |
B. | Is attached to the head of the radius |
C. | Is attached to the margins of the radial notch |
D. | Clasps the head, neck and shaft of the radius |
E. | Is extracapsular to the elbow joint |
Answer» D. Clasps the head, neck and shaft of the radius | |
25. |
With regard to the anatomical snuff box |
A. | The basilic vein originates in it |
B. | The EPL tendon forms its ulnar border |
C. | The radial artery makes up part of its roof |
D. | The APB tendon forms its radial border |
E. | Scaphoid and triquetrum are palpable in its floor |
Answer» C. The radial artery makes up part of its roof | |
26. |
Rotator cuff muscles include |
A. | Subclavius |
B. | Teres minor |
C. | Pectoralis major |
D. | Teres major |
E. | Deltoid |
Answer» C. Pectoralis major | |
27. |
The main stabilising factor of the sternoclavicular joint |
A. | The AC ligament |
B. | The costoclavicular ligament |
C. | The interclavicular ligament |
D. | The sternoclavicular ligament |
E. | The coracoclavicular ligament |
Answer» C. The interclavicular ligament | |
28. |
Regarding the synovial flexor sheaths in the hand and wrist, which is false |
A. | They surround flexor tendons in the carpal tunnel |
B. | The superficial and deep flexors are invested with a common synovial sheath |
C. | The common flexor sheaths can communicate with FPL sheath in some people |
D. | For the II, III and IV fingers a separate synovial sheath lies the fibrous sheath over the phalanges |
E. | The sheath is the origin of the lumbricals |
Answer» F. | |
29. |
The axillary nerve |
A. | Supplies the rotator cuff |
B. | Is a branch of the medial cord of the brachial plexus |
C. | Exits the axilla through the quadrangular space |
D. | Is accompanied by the profunda brachii artery |
E. | Is derived from C7,C8 |
Answer» D. Is accompanied by the profunda brachii artery | |
30. |
The ulna nerve |
A. | Has C8, T1 fibres only |
B. | Is sensory to the medial aspect of the forearm and hand |
C. | Supplies the ulnar part of FDP |
D. | Traverses the carpal tunnel lateral to the tendon of FCU |
E. | Accompanies the brachial artery in the cubital fossa |
Answer» D. Traverses the carpal tunnel lateral to the tendon of FCU | |
31. |
The following structures are relevant to the cubital fossa except |
A. | Brachialis |
B. | Pronator quadratus |
C. | Radial artery |
D. | Median nerve |
E. | Supinator |
Answer» C. Radial artery | |
32. |
The radius |
A. | Articulates with the trochlea of the humerus in a synovial ball and socket joint |
B. | Has Lister s tubercle on its posterior aspect |
C. | Provides insertion of the brachioradialis at the tip of the styloid process |
D. | Articulates predominantly with the triquetral and the lunate |
E. | Provides insertion for brachialis muscle a the radial tubercle |
Answer» C. Provides insertion of the brachioradialis at the tip of the styloid process | |
33. |
FCR tendon |
A. | Gives a slip of insertion into the scaphoid |
B. | Contains a sesamoid bone |
C. | Lies medial to the median nerve at the wrist |
D. | Lives in the groove of the hamate at the wrist |
E. | Has fleshy fibres on its radial side until immediately proximal to the carpal tunnel |
Answer» B. Contains a sesamoid bone | |
34. |
Rotation of the scapula is primarily produced by |
A. | Rhomboids |
B. | Teres major |
C. | trapezius |
D. | Latissimus dorsi |
E. | Levator scapulae |
Answer» D. Latissimus dorsi | |
35. |
At the wrist |
A. | The scaphoid and the trapezoid form the floor of the anatomical snuff box |
B. | FPL is surrounded by the common synovial sheath |
C. | The ulna articulates with the triquetral except in extreme radial adduction |
D. | All carpal bones form part of the wrist joint |
E. | No active rotation takes place |
Answer» F. | |
36. |
In the hand |
A. | The tendon of extensor indicis is usually split into 2 |
B. | The skin over the thenar eminence is supplied by the muscular recurrent branch of the median nerve after it supplies the thenar muscles |
C. | The ulnar nerve supplies palmaris brevis |
D. | Adductor pollicis lies deep to the other 2 muscles of the thenar eminence |
E. | The digital arteries lie on the palmar side of the nerve |
Answer» D. Adductor pollicis lies deep to the other 2 muscles of the thenar eminence | |
37. |
Muscles of the flexor compartment of the forearm include |
A. | Pronator teres |
B. | Anconeus |
C. | Brachioradialis |
D. | Supinator |
E. | Adductor Pollicis Longus |
Answer» B. Anconeus | |
38. |
The upper end of the humerus |
A. | Has subscapularis attaches to the greater tuberosity |
B. | Has teres major attached to the floor of the bicipital groove |
C. | Has 3 epiphyses which fuse separately with the chart |
D. | Has the capsular ligament of the shoulder joint attached to the whole of the anatomical neck |
E. | Is the growing end of the humerus |
Answer» F. | |
39. |
The sternoclavicular joint |
A. | Is a fibrocartilaginous joint |
B. | Is strengthened by strong intra-capsular ligaments |
C. | Is the fulcrum of clavicular movement in abduction of the shoulder |
D. | Has a fibrocartilaginous disc |
E. | Allows very limited rotation |
Answer» E. Allows very limited rotation | |
40. |
Subscapularis |
A. | Unipennate |
B. | Supplied by one branch of brachial plexus |
C. | Shares its nerve supply with teres minor |
D. | Covered by dense fascia |
E. | Arises from the whole of the subcostal surface of the scapula |
Answer» E. Arises from the whole of the subcostal surface of the scapula | |
41. |
The axilla |
A. | Has its floor composed of serratus anterior down to 4th rib |
B. | Communicates with the anterior triangle via its apex |
C. | Has the clavipectoral fascia as part of the anterior wall |
D. | Receives lymphatics from the arm only |
E. | Has teres minor as part of the posterior wall |
Answer» D. Receives lymphatics from the arm only | |
42. |
The ulnar collateral n |
A. | Branch of the ulnar n |
B. | Is a direct branch of the brachial plexus |
C. | Branch of radial n |
D. | Is cutaneous |
E. | Travels in spiral groove |
Answer» D. Is cutaneous | |
43. |
Elbow joint |
A. | Does not communicate with prox RUJ |
B. | The trochlea articulates with the trochlear notch of the humerus |
C. | Capsule is attached to trochlear notch, annular ligament and the radius |
D. | Nerve supply from all cords of the brachial plexus |
E. | The radial collateral lig does not join fibres from the annular lig |
Answer» E. The radial collateral lig does not join fibres from the annular lig | |
44. |
Regarding tendons across the wrist |
A. | FCU passes deep to the flexor retinaculum |
B. | ECRB inserts into the base of the 3rd metacarpal |
C. | FDP tendons insert into the base of the prox phalanx |
D. | ECRL passes through carpal tunnel |
E. | FCR lies superficial to flexor retinaculum |
Answer» C. FDP tendons insert into the base of the prox phalanx | |
45. |
Regarding finger flexion |
A. | FDS inserts into base of distal phalanx |
B. | FDP enters the fibrous sheath superficial to the FDS tendon |
C. | When palmar & dorsal interossei contract together flexion of the MCPJ results |
D. | The lumbricals are attached to the extensor expansions and to the prox phalanges |
E. | In the flexor sheath, the tendons of FDP and FDS are invested by separate synovial sheaths |
Answer» D. The lumbricals are attached to the extensor expansions and to the prox phalanges | |
46. |
Regarding carpal bones |
A. | The capitate is the 2nd largest carpal |
B. | The lunate is least likely to be dislocated |
C. | The scaphoid is unlikely to develop avascular necrosis |
D. | The trapezium has its own synovial joint |
E. | The head of the hamate makes contact with superficial branch of the ulnar |
Answer» E. The head of the hamate makes contact with superficial branch of the ulnar | |
47. |
Concerning blood supply of the hand |
A. | The radial artery crosses the anatomical snuff box over the trapezoid |
B. | The superficial palmar arch is a direct continuation of the radial artery |
C. | The superficial palmar arch is usually a complete arch |
D. | The superficial palmar arch supplies the thumb |
E. | The radial artery gives off the radialis indicis artery and the princeps |
Answer» F. | |
48. |
The medial cord of the brachial plexus |
A. | Has no contribution from C7 |
B. | Has the median nerve as its largest branch |
C. | Lies posterior to the first part of axillary artery |
D. | Gives the upper subscapular n (C5,6) |
E. | Is formed by the anterior division of the middle and lower trunk |
Answer» D. Gives the upper subscapular n (C5,6) | |
49. |
Regarding the cubital fossa |
A. | It is diamond shaped |
B. | Contains the ulnar n |
C. | Radial nerve exits between the 2 heads of supinator |
D. | Brachial artery is lateral to biceps tendon |
E. | Brachialis is not a part of the floor |
Answer» D. Brachial artery is lateral to biceps tendon | |
50. |
Regarding the stability of the shoulder |
A. | The weakest aspect is anteriorly |
B. | The coracoid is not an important contributor |
C. | Scapular rotation does not contribute significantly to upper limb mobility |
D. | Posterior dislocation is more common than anterior |
E. | There is a 4:1 disparity between the glenoid and the humeral head |
Answer» F. | |