McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Uncategorized topics .
Chapters
| 101. |
In the cubital fossa: |
| A. | the floor is formed mainly by the supinator |
| B. | the medial wall is formed by pronator teres |
| C. | the ulnar nerve lies medially |
| D. | the radial nerve lies medial to the biceps tendon |
| E. | none of the above |
| Answer» B. the medial wall is formed by pronator teres | |
| 102. |
Regarding the anatomical snuffbox: |
| A. | the cephalic vein begins in the roof |
| B. | the extensor pollicis brevis tendon forms the ulnar side |
| C. | the trapezoid is palpable in the base |
| D. | the cutaneous branches of the radial nerve run deep to the tendons |
| E. | the flexor pollicis longus tendon forms the radial side |
| Answer» A. the cephalic vein begins in the roof | |
| 103. |
Pectoralis major: |
| A. | is supplied by all three cords of brachial plexus |
| B. | is supplied by all five segments of brachial plexus |
| C. | is inserted into the medial lip of the bicipital groove |
| D. | clavicular fibres are strong adductors of shoulder joint |
| E. | the lowermost sternocostal fibres insert into the lowermost part of the humeral insertion site |
| Answer» B. is supplied by all five segments of brachial plexus | |
| 104. |
Pectoralis major arises from all EXCEPT the: |
| A. | lateral anterior half of manubrium |
| B. | body of sternum |
| C. | aponeurosis of external oblique |
| D. | upper six ribs |
| E. | medial half of anterior clavicle |
| Answer» D. upper six ribs | |
| 105. |
Sternoclavicular joint: |
| A. | the sternoclavicular ligament provides most joint stability |
| B. | joint surfaces are covered by hyaline cartilage |
| C. | the entire clavicle joint surface is in contact with manubrium |
| D. | anterior/posterior movement occurs between manubrium and disc |
| E. | dislocation occurs frequently |
| Answer» D. anterior/posterior movement occurs between manubrium and disc | |
| 106. |
Long head of triceps: |
| A. | lies between teres minor and teres major |
| B. | is supplied by branch of radial nerve at the humeral groove |
| C. | arises from the humerus above the radial groove |
| D. | converges with the medial head |
| E. | arises from the supraglenoid rim |
| Answer» A. lies between teres minor and teres major | |
| 107. |
Deltoid: |
| A. | anterior fibres arise from lateral two thirds of clavicle |
| B. | posterior fibres arise from superior lip of crest of scapular spine |
| C. | lateral fibres only are multi-pennate |
| D. | fibres strengthen shoulder joint capsule |
| E. | acts in isolation to abduct humerus |
| Answer» C. lateral fibres only are multi-pennate | |
| 108. |
The elbow joint: |
| A. | is supplied exclusively by the radial nerve |
| B. | permits flexion/extension and pronation/supination |
| C. | has a capsule which attaches in part to the radius |
| D. | communicates with the superior radioulnar joint |
| E. | none of the above |
| Answer» D. communicates with the superior radioulnar joint | |
| 109. |
With respect to the thenar muscles: |
| A. | abductor pollicis brevis inserts into the base of the distal phalanx of the thumb |
| B. | all arise from the flexor retinaculum |
| C. | flexor pollicis brevis is usually supplied by a branch from the ulnar nerve |
| D. | abductor pollicis brevis has no role in opposition of the thumb |
| E. | opponens pollicis is the most superficial muscle of the group |
| Answer» B. all arise from the flexor retinaculum | |
| 110. |
With respect to the flexor retinaculum: |
| A. | it attaches to the scaphoid, hamate, pisiform and trapezium |
| B. | the tendon of palmaris longus passes deep to it |
| C. | the median nerve passes superficial to it |
| D. | the ulnar artery passes deep to it |
| E. | it is pierced by the tendon of flexor carpi ulnaris |
| Answer» A. it attaches to the scaphoid, hamate, pisiform and trapezium | |
| 111. |
The medial cutaneous nerve of the arm: |
| A. | has fibres from C8 and T1 |
| B. | arises from the dorsal cord of the brachial plexus |
| C. | pierces the deep fascia adjacent to the tendon of biceps |
| D. | has communications with the circumflex nerve |
| E. | none of the above |
| Answer» A. has fibres from C8 and T1 | |
| 112. |
Pectoralis major: |
| A. | is synergistic to serratus anterior |
| B. | is innervated by the median nerve |
| C. | can abduct the arm |
| D. | can act as an accessory muscle of respiration |
| E. | is a lateral rotator of the arm |
| Answer» D. can act as an accessory muscle of respiration | |
| 113. |
The brachial plexus: |
| A. | arises from C6 to T1 |
| B. | lies in the anterior triangle of the neck |
| C. | carries sympathetic fibres |
| D. | supplies all the skin of the upper limb |
| E. | the posterior divisions supply the flexor compartments |
| Answer» C. carries sympathetic fibres | |
| 114. |
The superficial palmar arch: |
| A. | lies level with the distal border of the outstretched thumb |
| B. | is supplied mainly from the radial artery |
| C. | supplies the thumb |
| D. | lies deep to the long flexor tendons |
| E. | arises proximal to the flexor retinaculum |
| Answer» A. lies level with the distal border of the outstretched thumb | |
| 115. |
Paralysis of which nerve results in inability to initiate abduction of the arm? |
| A. | the axillary nerve |
| B. | the suprascapular nerve |
| C. | the subscapular nerve |
| D. | the dorsal scapular nerve |
| E. | the thoracodorsal nerve |
| Answer» B. the suprascapular nerve | |
| 116. |
The axilla: |
| A. | communicates with the anterior triangle of the neck |
| B. | contains lymph nodes draining the upper limb and lateral chest wall |
| C. | has an anterior wall made up by the serratus anterior muscle |
| D. | has an apex bounded by the humerus, clavicle and scapula |
| E. | has no medial wall |
| Answer» B. contains lymph nodes draining the upper limb and lateral chest wall | |
| 117. |
Brachialis muscle: |
| A. | is innervated by the median nerve |
| B. | arises from the upper third of the humerus |
| C. | is both a flexor and extensor of the elbow joint |
| D. | attaches to the bicipital tuberosity of the radius |
| E. | has no relation to the medial intermuscular septum |
| Answer» C. is both a flexor and extensor of the elbow joint | |
| 118. |
Simple pronation: |
| A. | requires an intact radial nerve |
| B. | requires an intact C8 nerve root |
| C. | occurs without movement of the ulna |
| D. | occurs about an axis which runs along the shaft of the radius |
| E. | requires the action of anconeus |
| Answer» C. occurs without movement of the ulna | |
| 119. |
The musculocutaneous nerve: |
| A. | supplies brachioradialis |
| B. | terminates as the posterior interosseous nerve |
| C. | supplies all of the brachialis muscle |
| D. | contains fibres from C5, C6, C7 and C8 |
| E. | arises from the lateral cord of the brachial plexus |
| Answer» E. arises from the lateral cord of the brachial plexus | |
| 120. |
Which of the following lies immediately medial to the tubercle of the radius (Lister’s tubercle)? |
| A. | extensor carpi ulnaris |
| B. | extensor carpi radialis |
| C. | extensor pollicis longus |
| D. | extensor pollicis brevis |
| E. | extensor digitorum |
| Answer» C. extensor pollicis longus | |
| 121. |
Interossei muscles in the hand: |
| A. | flex the interphalangeal joints |
| B. | assist in extension of metacarpophalangeal joints |
| C. | cannot laterally deviate the middle finger |
| D. | the palmar interossei have two heads of origin |
| E. | are usually supplied by the ulnar nerve |
| Answer» E. are usually supplied by the ulnar nerve | |
| 122. |
The brachial artery: |
| A. | commences at the upper border of teres major |
| B. | is in direct contact with the humerus |
| C. | has biceps tendon lying medial to it |
| D. | is readily compressible |
| E. | is accompanied throughout its course by the basilic vein |
| Answer» D. is readily compressible | |
| 123. |
The wrist (radiocarpal) joint: |
| A. | has a synovial cavity continuous with the inferior radioulnar joint |
| B. | has a synovial cavity continuous with the midcarpal joint |
| C. | permits flexion, extension, adduction and abduction, but little rotation |
| D. | has the articular surface of the radius facing distally, medially and dorsally |
| E. | has the flexor retinaculum anterior to it |
| Answer» C. permits flexion, extension, adduction and abduction, but little rotation | |
| 124. |
The cephalic vein: |
| A. | arises in the region of the anatomical snuffbox |
| B. | at the elbow, is deep to the lateral cutaneous nerve of the forearm |
| C. | terminates by joining the brachial vein |
| D. | is medial to biceps in the arm |
| E. | has no valves |
| Answer» A. arises in the region of the anatomical snuffbox | |
| 125. |
The upper end of the humerus: |
| A. | has the subscapularis attached to the greater tuberosity |
| B. | has teres major attached to the floor of the bicipital groove |
| C. | has three epiphyses which fuse separately with the shaft |
| 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» E. is the growing end of the humerus | |
| 126. |
In the antecubital fossa: |
| A. | the ulnar nerve is on the medial side |
| B. | the median nerve is lateral to the brachial artery |
| C. | the radial nerve is on the lateral side |
| D. | all the superficial veins are deep to the cutaneous nerves |
| E. | the brachial artery is lateral to the tendon of biceps |
| Answer» C. the radial nerve is on the lateral side | |
| 127. |
The lunate articulates with all of the following EXCEPT: |
| A. | scaphoid |
| B. | triquetral |
| C. | capitate |
| D. | radius |
| E. | trapezoid |
| Answer» E. trapezoid | |
| 128. |
The brachial artery: |
| A. | crosses anterior to the median nerve in the arm |
| B. | gives off the nutrient artery to the humerus |
| C. | lies deep to biceps |
| D. | has the ulnar nerve on its medial side |
| E. | gives muscular branches to triceps |
| Answer» B. gives off the nutrient artery to the humerus | |
| 129. |
Following a laceration to the anterior surface of the wrist, a patient is unable to flex the proximal interphalangeal joint of his middle finger when his other fingers are held in extension. The tendon of which muscle has been divided? |
| A. | palmaris longus |
| B. | flexor indics |
| C. | flexor digitorum profundus |
| D. | flexor digitorum superficialis |
| E. | none of the above |
| Answer» D. flexor digitorum superficialis | |
| 130. |
The palmar interossei: |
| A. | abduct the fingers |
| B. | are usually supplied by a branch of the ulnar nerve |
| C. | have two heads |
| D. | arise from the medial side of the metacarpal bone of the index, ring and little fingers |
| E. | have no role in extension of the terminal phalanges |
| Answer» B. are usually supplied by a branch of the ulnar nerve | |
| 131. |
The cubital fossa: |
| A. | is bounded by pronator teres, brachioradialis and the tendon of biceps |
| B. | the brachial artery lies lateral to the radial nerve |
| C. | has a floor made up of brachialis and supinator |
| D. | contains the median basilic vein |
| E. | the radial nerve lies medial to the posterior interosseous nerve |
| Answer» C. has a floor made up of brachialis and supinator | |
| 132. |
The capsule of the shoulder joint: |
| A. | is supplied exclusively by the axillary nerve |
| B. | is separated from the tendons of the short scapular muscles by a bursa |
| C. | bridges the gap between the greater and lesser tuberosities as the transverse ligament |
| D. | the long tendon of biceps is extracapsular |
| E. | is the major stabilising factor for the shoulder joint |
| Answer» C. bridges the gap between the greater and lesser tuberosities as the transverse ligament | |
| 133. |
With respect to the carpus: |
| A. | the intercarpal joints share one continuous synovial space |
| B. | the intercarpal synovial space is usually continuous with the wrist |
| C. | the proximal row consists of scaphoid, lunate and trapezium |
| D. | the scaphoid is the only carpal bone which articulates with the radius |
| E. | in pronation/supination, the carpus moves with the ulna |
| Answer» A. the intercarpal joints share one continuous synovial space | |
| 134. |
Compression of the median nerve in the carpal tunnel produces: |
| A. | anaesthesia over the thenar eminence |
| B. | wasting of the hypothenar eminence |
| C. | loss of power of opposition of the thumb |
| D. | anaesthesia of the little finger |
| E. | loss of power of flexion of the thumb |
| Answer» C. loss of power of opposition of the thumb | |
| 135. |
A child has gashed the palmar aspect of her wrist on some glass. Which of the following would be evidence of damage to her median nerve? |
| A. | inability to flex the distal interphalangeal joint of the index finger |
| B. | inability to flex the interphalangeal joint of the thumb |
| C. | loss of sensation to the palmar aspect of the little finger |
| D. | inability to oppose the thumb and little finger |
| E. | inability to abduct the index finger |
| Answer» D. inability to oppose the thumb and little finger | |
| 136. |
A 45-year-old man is unable to initiate abduction of the arm following reduction of a dislocated shoulder. Damage to which nerve is most likely to be responsible for this condition: |
| A. | the suprascapular nerve |
| B. | the long thoracic nerve |
| C. | the radial nerve |
| D. | the infrascapular nerve |
| E. | the axillary nerve |
| Answer» A. the suprascapular nerve | |
| 137. |
Direct attachment of the pectoral girdle to the trunk is provided by: |
| A. | pectoralis major |
| B. | trapezium |
| C. | latissimus dorsi |
| D. | subscapularis |
| E. | deltoid |
| Answer» B. trapezium | |
| 138. |
The posterior interosseous nerve DOES NOT supply: |
| A. | the periosteum of the radius and ulna |
| B. | the skin over the dorsal aspect of the thumb |
| C. | extensor carpi ulnaris |
| D. | extensor pollicis brevis |
| E. | the interosseous membrane |
| Answer» B. the skin over the dorsal aspect of the thumb | |
| 139. |
The nerve supply of pectoralis minor is from the: |
| A. | dorsal scapular nerve |
| B. | long thoracic nerve |
| C. | pectoral nerves |
| D. | lower subscapular nerve |
| E. | axillary nerve |
| Answer» C. pectoral nerves | |
| 140. |
The insertion of latissimus dorsi in the arm is into the: |
| A. | lateral lip of the intertubecular groove |
| B. | medial lip of the intertubecular groove |
| C. | posterior border of the proximal humerus |
| D. | floor of the intertubecular groove |
| E. | superior facet of the greater trochanter |
| Answer» D. floor of the intertubecular groove | |
| 141. |
Regarding the sternoclavicular joint, the major stabilising factor is the: |
| A. | acromioclavicular ligament |
| B. | costoclavicular ligament |
| C. | interclavicular ligament |
| D. | sternoclavicular ligament |
| E. | coracoclavicular ligament |
| Answer» B. costoclavicular ligament | |
| 142. |
The nerve supply of infraspinatus is the: |
| A. | axillary nerve |
| B. | long thoracic nerve |
| C. | infrascapular nerve |
| D. | suprascapular nerve |
| E. | subscapular nerve |
| Answer» D. suprascapular nerve | |
| 143. |
The cephalic vein: |
| A. | empties into the brachial vein |
| B. | combines with the basilic vein to form the axillary vein |
| C. | is the continuation of the median basilic and medial cephalic veins |
| D. | empties into the axillary vein |
| E. | none of the above |
| Answer» D. empties into the axillary vein | |
| 144. |
Which one of the following structures pass beneath the flexor retinaculum at the wrist? |
| A. | palmaris longus |
| B. | ulnar nerve |
| C. | radial artery |
| D. | ulnar artery |
| E. | median nerve |
| Answer» E. median nerve | |
| 145. |
The skin of the top of the index finger is supplied by: |
| A. | radial nerve only |
| B. | median nerve only |
| C. | ulnar nerve only |
| D. | radial and ulnar nerve |
| E. | radial and median nerve |
| Answer» B. median nerve only | |
| 146. |
Extensor pollicis longus muscle: |
| A. | arises from the radius |
| B. | extends the metacarpophalangeal joint of the thumb |
| C. | is supplied by the arterial interosseous nerve |
| D. | hooks around the dorsal tubercle of the radius (Lister’s tubercle) |
| E. | arises proximal to the abductor pollicis longus |
| Answer» D. hooks around the dorsal tubercle of the radius (Lister’s tubercle) | |
| 147. |
The extensor retinaculum: |
| A. | lies transversely across the extensor surface of the wrist joint |
| B. | is attached to the radius and the ulna |
| C. | is attached to the pisiform |
| D. | is attached to the scaphoid |
| E. | is attached to the trapezium |
| Answer» C. is attached to the pisiform | |
| 148. |
The anatomical snuff box: |
| A. | is crossed by cutaneous branches of the median nerve |
| B. | has the anterior interosseous artery on its floor |
| C. | contains the origin of the basilic vein |
| D. | has extensor pollicis longus on the radial side |
| E. | is crossed by cutaneous branches of the radial nerve |
| Answer» E. is crossed by cutaneous branches of the radial nerve | |
| 149. |
Compression of structures in the carpal tunnel usually results in: |
| A. | weakness of the forearm flexors |
| B. | weakness of flexion of the terminal phalanx of the thumb |
| C. | weakness of the interossei muscles |
| D. | normal sensation on the palmar surface of the little finger |
| E. | weakness of the lumbrical muscles |
| Answer» D. normal sensation on the palmar surface of the little finger | |
| 150. |
Holding a heavy hammer in your hand involves: |
| A. | only the long flexors of the fingers |
| B. | flexion of wrist to strengthen grip |
| C. | immobilisation of the shoulder joint to strengthen grip |
| D. | only the long flexors of fingers and opposition of the thumb |
| E. | requires synergic contraction of wrist extensors |
| Answer» E. requires synergic contraction of wrist extensors | |
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