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Chapter:

200+ Upper Limb Solved MCQs

in Anatomy

These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Uncategorized topics .

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Chapter: Upper Limb
1.

Choose the odd muscle out as regards insertion/origin:

A. supraspinatus
B. subscapularis
C. biceps
D. teres minor
E. deltoid
Answer» E. deltoid
discuss (3)
2.

Which muscle does not insert in or next to the intertubecular groove of the upper humerus?

A. pectoralis major
B. pectoralis minor
C. latissimus dorsi
D. teres major
E. deltoid
Answer» B. pectoralis minor
discuss
3.

Identify the incorrect pairing for testing muscles:

A. latissimus dorsi – abduct to 60° and adduct against resistance
B. trapezius – shrug shoulders against resistance
C. rhomboids – place hands on hips and draw elbows back and scapulae together
D. serratus anterior – push with arms outstretched against a wall
E. deltoid
Answer» A. latissimus dorsi – abduct to 60° and adduct against resistance
discuss
4.

Identify the incorrect innervation:

A. subclavius – own nerve from the brachial plexus
B. serratus anterior – long thoracic nerve
C. clavicular head of pectoralis major – medial pectoral nerve
D. latissimus dorsi – dorsal scapular nerve
E. trapezius – accessory nerve
Answer» D. latissimus dorsi – dorsal scapular nerve
discuss
5.

Which muscle does not extend from the posterior surface of the scapula to the greater tubercle of the humerus?

A. teres major
B. infraspinatus
C. supraspinatus
D. teres minor
E. trapezius – accessory nerve
Answer» A. teres major
discuss
6.

With regard to action, which muscle is the odd one out?

A. teres minor
B. deltoid
C. teres major
D. subscapularis
E. trapezius – accessory nerve
Answer» A. teres minor
discuss
7.

Which statement is INCORRECT?

A. the muscles of the rotator cuff are deemed to be such because all their tendons fuse with the lateral part of the shoulder capsule and are attached to the humerus near the joint
B. the capsule of the shoulder joint is attached at the line of the anatomical head except inferiorly where it extends to the level of the surgical neck
C. the subacromial bursa lies between the tendon of supraspinatus and the coraco-acromial ligament and communicates with the shoulder joint
D. the long tendon of biceps lies intracapsular and is sheathed by synovial membrane that allows it to slide with movement
E. trapezius – accessory nerve
Answer» C. the subacromial bursa lies between the tendon of supraspinatus and the coraco-acromial ligament and communicates with the shoulder joint
discuss
8.

Stabilising factors of the shoulder joint include all but:

A. a tight capsule
B. tendons that fuse with the capsule
C. glenohumeral and coracohumeral ligaments
D. labrum
E. splinting of the humeral head between the tendons of biceps and triceps
Answer» A. a tight capsule
discuss
9.

Regarding the brachial plexus, which is INCORRECT?

A. it is derived from the anterior rami of C5-T1 after they have given off segmental supply to the prevertebral and scalene muscles
B. the roots give off three branches including the long thoracic nerve to latissimus dorsi
C. the trunks give off one branch
D. the cords are divided into anterior and posterior divisions that supply the flexor and extensor compartments respectively and give off 13 branches
E. the lateral cord supplies part of the median nerve
Answer» B. the roots give off three branches including the long thoracic nerve to latissimus dorsi
discuss
10.

Regarding lymph nodes, the lateral side of the arm and forearm is drained initially to the:

A. supratrochlear nodes
B. posterior axillary nodes
C. infraclavicular nodes
D. central axillary nodes
E. the lateral cord supplies part of the median nerve
Answer» C. infraclavicular nodes
discuss
11.

Which of the following has some nerve supply from the radial nerve?

A. long head of biceps
B. coracobrachialis
C. short head of biceps
D. brachialis
E. the lateral cord supplies part of the median nerve
Answer» D. brachialis
discuss
12.

As it emerges from the axilla, the median nerve lies where with regards to the brachial artery?

A. lateral
B. anterior
C. medial
D. posterior
E. the lateral cord supplies part of the median nerve
Answer» A. lateral
discuss
13.

With regards to the posterior compartment of the arm, which is FALSE?

A. the medial head of triceps lies deep to the long and lateral heads
B. triceps inserts onto the upper surface of the olecranon
C. midshaft fracture of the humerus can damage the radial nerve resulting in paralysis of triceps
D. the medial intermuscular septum divides it from the anterior compartment and runs from the axilla to the elbow
E. the lateral cord supplies part of the median nerve
Answer» C. midshaft fracture of the humerus can damage the radial nerve resulting in paralysis of triceps
discuss
14.

Regarding the brachial plexus:

A. the lateral cord contains fibres from C5, 6, 7 & 8
B. the posterior cord has fibres from C5, 6, 7, 8 & T1
C. the medial cord has fibres from C8 and T1
D. the suprascapular nerve arises from C5
E. the ulnar nerve is a continuation of the medial cord
Answer» A. the lateral cord contains fibres from C5, 6, 7 & 8
discuss
15.

Which of the following pairs do not match with regard to mode of ossification?

A. ribs and cranium
B. clavicle and humerus
C. femur and 1st metatarsal
D. patella and pisiform
E. mandible and clavicle
Answer» B. clavicle and humerus
discuss
16.

Which joint is the odd one out with regard to degrees of freedom?

A. 1st carpometacarpal joint
B. radiohumeral joint
C. sternoclavicular joint
D. acromioclavicular joint
E. radiocarpal joint
Answer» A. 1st carpometacarpal joint
discuss
17.

Which of the statements regarding ligaments is FALSE?

A. ligaments are relatively avascular
B. final healing following sprains usually restores full strength
C. torn ligaments may predispose to dislocation
D. Sharpeg’s fibres penetrate the bone
E. a healed sprain may be predisposed to reinjury
Answer» B. final healing following sprains usually restores full strength
discuss
18.

Regarding cartilage, which is FALSE?

A. it is essentially avascular
B. hyaline cartilage contains hyaluronic acid
C. rib cartilage is elastic type
D. TMJ is fibrous
E. all contain mucopolysaccharides
Answer» C. rib cartilage is elastic type
discuss
19.

Regarding types of joints, which pairing is CORRECT?

A. diarthrosis – cranial suture
B. synarthrosis – symphysis pubis
C. amphiarthrosis – sternoclavicular joint
D. cromphosis – intervertebral joints
E. syndesmoses – tibiofibular joint
Answer» E. syndesmoses – tibiofibular joint
discuss
20.

Types of muscles, which pairing is INCORRECT?

A. unipennate – flexor pollicis longus
B. bipennate – 4th lumbrical
C. fusiform – supraspinatus
D. bipennate – soleus
E. multi-pennate – anterior deltoid
Answer» E. multi-pennate – anterior deltoid
discuss
21.

Regarding muscle strength, which is NOT a factor?

A. resting length of muscle
B. cross sectional area
C. lever arm length
D. the extent to which the muscle is contracted
E. configuration of fibres, eg fusiform, c.f. bipennate
Answer» A. resting length of muscle
discuss
22.

Regarding the autonomic nervous system, visceral pain is not referred to L3-5 and S1 because:

A. there are no visceral afferents related to these lumbar splanchnic nerves
B. there are no white rami communicans to these spinal nerves
C. there are no sympathetic ganglia associated with theses spinal segments
D. there is no sympathetic efferent supply to these spinal nerves
E. there are no grey rami communicans associated with the autonomic ganglia of L3-S1 spinal nerves
Answer» B. there are no white rami communicans to these spinal nerves
discuss
23.

At the elbow joint:

A. the tilt of the trochlear of the humerus is the main cause for the carrying angle of the elbow
B. the capsule is not attached to the radius
C. the annular ligament is attached to the head and neck of the radius
D. the middle band is the strongest of the three bands that make up the ulnar collateral ligament
E. the carrying angle is the angle between the extended ulna and the vertical
Answer» B. the capsule is not attached to the radius
discuss
24.

Regarding palmar spaces:

A. the hypothenar space contains the long tendon of abductor digiti minimi
B. the midpalmar space is deep to the common synovial sheath and flexor tendons
C. the midpalmar space is not continuous with the three ulnar lumbrical canals
D. the thenar space is open at the wrist
E. prevent spread of infection
Answer» B. the midpalmar space is deep to the common synovial sheath and flexor tendons
discuss
25.

Which is NOT an origin of supinator

A. radial tuberosity
B. radial collateral ligament
C. lateral epicondyle of humerus
D. supinator crest of ulnar
E. aponeurosis overlying supinator muscle
Answer» A. radial tuberosity
discuss
26.

Regarding the nerves and vessels of the arm:

A. the circumflex vessels and the axillary nerve enter the extensor compartment in the axilla through the triangular space
B. the ulnar nerve pierces the lateral intermuscular septum in the lower third of the arm
C. the median nerve crosses obliquely in front of the radial artery in the arm
D. supratrochlear lymph nodes lie in the subcutaneous ????? just above the medial epicondyle
E. the basilic vein is lateral to the cephalic vein
Answer» D. supratrochlear lymph nodes lie in the subcutaneous ????? just above the medial epicondyle
discuss
27.

Brachial plexus:

A. the five roots lie in front of scalenus anterior muscle
B. the anterior division of the central trunk runs on as the medial cord
C. the suprascapular nerve is the only branch from the trunks
D. the radial nerve is a branch of the lateral cord
E. the ulna nerve is a branch of the posterior cord
Answer» C. the suprascapular nerve is the only branch from the trunks
discuss
28.

The musculocutaneous nerve passes through which muscle?

A. coracobrachialis
B. short head of biceps
C. brachialis
D. medial head of triceps
E. long head of biceps
Answer» A. coracobrachialis
discuss
29.

What structure does NOT lie in the anatomical snuff box?

A. cephalic vein
B. radial artery
C. radial styloid
D. first metacarpal bone
E. extensor pollicis longus
Answer» E. extensor pollicis longus
discuss
30.

Latissimus dorsi:

A. is an accessory muscle of inspiration and expiration
B. is supplied by the dorsal scapular nerve
C. forms the lower border of the medially axillary fold
D. laterally rotates the humerus
E. lies superficial to trapezius at its upper border
Answer» A. is an accessory muscle of inspiration and expiration
discuss
31.

Regarding the shoulder joint, which is INCORRECT?

A. full abduction requires medial rotation
B. the long head of biceps is intracapsular
C. the subacromial bursa is attached to the coracoacromial ligaments
D. flexion involves pec major, deltoid, coracobrachialis and biceps
E. supraspinatus initiates abduction
Answer» A. full abduction requires medial rotation
discuss
32.

In the forearm:

A. the median nerve passes between the two heads of pronator teres
B. the ulnar nerve lies deep to flexor digitorum profundus
C. superficial fibres of flexor digitorum superficialis gives rise to the tendons for index and middle fingers
D. the radial artery is on the lateral side of the radial nerve
E. the fibres of the interosseous membrane run obliquely down from ulna to radius
Answer» A. the median nerve passes between the two heads of pronator teres
discuss
33.

What structure does NOT pierce the clavipectoral fascia?

A. cephalic vein
B. lymphatics
C. lateral thoracic artery
D. lateral pectoral nerve
E. thoracoacromial artery
Answer» C. lateral thoracic artery
discuss
34.

Regarding the thumb:

A. abductor pollicis longus originates from both radius and ulna
B. opponens pollicis rotates the first metacarpal on the triquetral
C. adductor pollicis inserts on to the radial sesamoid of the thumb, then the base of the proximal phalanx
D. nerve supply is by the median nerve (C7, C8)
E. adductor pollicis lies superficial to the thenar space
Answer» A. abductor pollicis longus originates from both radius and ulna
discuss
35.

Which artery is the main supply of triceps?

A. dorsal scapular artery
B. brachial artery
C. profunda brachii artery
D. radial artery
E. posterior circumflex humeral artery
Answer» C. profunda brachii artery
discuss
36.

Teres major:

A. receives its nerve supply from the lateral cord of the brachial plexus
B. is part of the medial wall of the axilla
C. forms the medial border of the triangular space
D. is separated from teres minor by the long head of triceps
E. has the same nerve supply as teres minor
Answer» D. is separated from teres minor by the long head of triceps
discuss
37.

Regarding the brachial plexus:

A. the dorsal scapular nerve is the only branch from the trunks
B. the axillary nerve is derived from C5, 6, 7, 8, T1
C. the ulnar nerve is the largest branch of the whole plexus
D. the axillary nerve passes below teres major
E. the thoracodorsal nerve supplies lateral dorsi
Answer» E. the thoracodorsal nerve supplies lateral dorsi
discuss
38.

Flexor pollicis longus:

A. is a bipennate muscle
B. arises from the common flexor origin
C. pierces the flexor retinaculum at the wrist
D. inserts into the radial border of the proximal phalanx
E. has fleshy fibres to a point, just above the wrist
Answer» E. has fleshy fibres to a point, just above the wrist
discuss
39.

Which nerve supplies serratus anterior?

A. axillary nerve (C5, C6)
B. long thoracic nerve (C5, C6, C7)
C. musculocutaneous nerve (C5, C6)
D. thoracodorsal nerve (C6, C7, C8)
E. suprascapular nerve (C5, C6)
Answer» B. long thoracic nerve (C5, C6, C7)
discuss
40.

At the elbow joint:

A. there is no communication with the proximal radioulnar joint
B. the capsule is attached to the neck of the radius
C. the radial collateral ligament is made up of three bands
D. the ulnar nerve passes between the anterior and posterior bands of the ulnar collateral ligament
E. the carrying angle is greater in men
Answer» D. the ulnar nerve passes between the anterior and posterior bands of the ulnar collateral ligament
discuss
41.

Which structure does NOT insert into the flexor retinaculum?

A. abductor pollicis brevis
B. flexor digiti minimi brevis
C. palmaris longus
D. opponens pollicis
E. flexor pollicis brevis
Answer» C. palmaris longus
discuss
42.

Which nerve does NOT make contact with periosteum?

A. radial nerve
B. axillary nerve
C. median nerve
D. ulnar nerve
E. anterior interosseous nerve
Answer» C. median nerve
discuss
43.

Regarding the clavicle, which is false?

A. the clavicle is longer and its curvatures more pronounced in the male
B. the articulating sternal end is covered by fibrocartilage
C. it is the first bone to ossify in the foetus
D. it has four named ligaments attached to it
E. fractures of the clavicle tend to occur between the costoclavicular and the coracoclavicular ligaments
Answer» D. it has four named ligaments attached to it
discuss
44.

Which is true of muscles of the pectoral girdle?

A. “direct” muscles are inserted into the clavicle or scapula from the axial skeleton, eg pectoralis major
B. “indirect” attachment to the axial skeleton is represented by serratus anterior
C. the sternocostal fibres of pectoralis major from the 6th costal cartilage are inserted higher on the lateral lip of the intertubecular soleus than the fibres from the first cartilage
D. biceps muscle gives no stability to the shoulder joint
E. trapezius is the only muscle to be supplied by all five segments of the brachial plexus
Answer» C. the sternocostal fibres of pectoralis major from the 6th costal cartilage are inserted higher on the lateral lip of the intertubecular soleus than the fibres from the first cartilage
discuss
45.

The clavipectoral fascia is pierced by all but one of the following structures:

A. lymphatic drainage from the infraclavicular nodes to apical axillary nodes
B. cephalic vein
C. lateral pectoral nerve
D. thoracoacromial artery
E. pectoralis minor
Answer» E. pectoralis minor
discuss
46.

With respect to the axilla:

A. the thoracodorsal nerve runs posterior to the mid axillary line on serratus anterior, which it supplies
B. the axillary artery is divided into three parts by scalenus anterior
C. the lateral wall is made up of latissimus dorsi tendon, subscapularis, teres major
D. the lateral thoracic vein is connected by the thoracoepigastric vein to the superficial epigastric vein, therefore bypassing the IVC in its obstruction
E. the axillary vein commences at the upper border of teres major as a continuation of the basilic vein
Answer» D. the lateral thoracic vein is connected by the thoracoepigastric vein to the superficial epigastric vein, therefore bypassing the IVC in its obstruction
discuss
47.

With respect to the brachial plexus:

A. it consists of the entire anterior rami of C5 → T1
B. there are five roots, three trunks, five divisions and three cords
C. there are two branches from the divisions
D. there are a total of 13 branches from the cords
E. there are two branches from the roots
Answer» D. there are a total of 13 branches from the cords
discuss
48.

With respect to the brachial plexus:

A. the lateral cord lies in the axilla
B. the median nerve is the largest branch of the whole plexus
C. the roots lie within the posterior triangle of the neck
D. the ulnar nerve is a branch of the lateral cord
E. the musculocutaneous nerve is a branch of the medial cord
Answer» A. the lateral cord lies in the axilla
discuss
49.

The blood supply to the breast involves all but one of the following:

A. lateral thoracic artery
B. long thoracic artery
C. internal thoracic artery
D. posterior intercostal artery
E. thoracoacromial artery
Answer» B. long thoracic artery
discuss
50.

Which muscle takes origin (in part) from both the medial and lateral intermuscular septa?

A. biceps
B. brachioradialis
C. extensor carpi radialis longus
D. supinator
E. triceps
Answer» E. triceps
discuss

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