Explore topic-wise MCQs in Uncategorized topics.

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
Discussion
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.
Discussion
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.
Discussion
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
Discussion
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.
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
12.

The flexor retinaculum attaches to all the following except:

A. scaphoid
B. hamate
C. trapezium
D. pisiform
E. captitate
Answer» F.
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
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.
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
26.

Rotator cuff muscles include

A. Subclavius
B. Teres minor
C. Pectoralis major
D. Teres major
E. Deltoid
Answer» C. Pectoralis major
Discussion
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
Discussion
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.
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
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.
Discussion
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
Discussion
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
Discussion
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.
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
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
Discussion
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.
Discussion
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)
Discussion
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
Discussion
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.
Discussion