Clinical Relevance of the Upper Limb: Interactive Quizzes for Medical Students

Question 1

Which muscle group is primarily responsible for bending the wrist joint?

Accepted Answer

Flexors of the forearm

Answer

Extensors of the forearm

Answer

Pronators of the forearm

Answer

Supinators of the forearm

Question 2

Which type of elbow fracture is the most prevalent?

Accepted Answer

Radial head fracture

Answer

Olecranon fracture

Answer

Distal humerus fracture

Answer

Monteggia fracture

Question 3

In the carpal tunnel, which nerve is most commonly entrapped?

Accepted Answer

Median nerve

Answer

Ulnar nerve

Answer

Radial nerve

Answer

Axillary nerve

Question 4

What surgical procedure is typically used to repair a torn rotator cuff?

Accepted Answer

Arthroscopy

Answer

Laminectomy

Answer

Arthroplasty

Answer

Osteotomy

Question 5

Which muscle is involved in thumb abduction?

Accepted Answer

Abductor pollicis brevis

Answer

Adductor pollicis

Answer

Flexor pollicis longus

Answer

Extensor carpi radialis brevis

Question 6

Which of the following is NOT an injury specific to the elbow joint?

Accepted Answer

Carpal tunnel syndrome

Answer

Tennis elbow

Answer

Golfer's elbow

Answer

Radial head fracture

Question 7

Name the nerve that provides sensory innervation to the little finger and the ulnar half of the ring finger.

Accepted Answer

Ulnar nerve

Answer

Median nerve

Answer

Radial nerve

Answer

Axillary nerve

Question 8

Which muscle is primarily responsible for wrist flexion?

Accepted Answer

Flexor carpi radialis

Answer

Biceps brachii

Answer

Triceps brachii

Answer

Extensor carpi ulnaris

Question 9

Name the surgical procedure used to relieve pressure on the median nerve in cases of carpal tunnel syndrome.

Accepted Answer

Carpal tunnel release

Answer

Ulnar nerve transposition

Answer

Tendon repair

Answer

Arthroscopy

Question 10

Which of the following is NOT a potential complication of a supracondylar humerus fracture in children?

Accepted Answer

Arthritis

Answer

Nerve damage

Answer

Compartment syndrome

Answer

Osteomyelitis

Question 11

Identify the most common type of shoulder dislocation.

Accepted Answer

Anterior dislocation

Answer

Posterior dislocation

Answer

Inferior dislocation

Answer

Superior dislocation

Question 12

Which muscle is NOT innervated by the radial nerve?

Accepted Answer

Flexor carpi radialis

Answer

Triceps brachii

Answer

Brachioradialis

Answer

Extensor carpi radialis longus

Question 13

Name the ligament that prevents excessive forward movement of the humerus at the shoulder joint.

Accepted Answer

Glenohumeral ligament

Answer

Clavicle ligament

Answer

Coracoclavicular ligament

Answer

Acromioclavicular ligament

Question 14

Which forearm muscle is responsible for pronating the forearm?

Accepted Answer

Pronator teres

Answer

Brachioradialis

Answer

Supinator

Answer

Flexor carpi radialis

Question 15

Which nerve provides sensory innervation to the lateral forearm skin?

Accepted Answer

Radial nerve

Answer

Median nerve

Answer

Ulnar nerve

Answer

Musculocutaneous nerve

Question 16

Which is the most common type of distal radius fracture?

Accepted Answer

Colles' fracture

Answer

Smith's fracture

Answer

Barton's fracture

Answer

Galeazzi fracture

Question 17

Which condition involves compression of the median nerve at the wrist?

Accepted Answer

Carpal tunnel syndrome

Answer

Guyon's canal syndrome

Answer

Ulnar nerve entrapment

Answer

Radial tunnel syndrome

Question 18

What is the primary function of the rotator cuff muscles?

Accepted Answer

Stabilizing the shoulder joint

Answer

Abducting the arm

Answer

Flexing the forearm

Answer

Extending the elbow

Question 19

A patient has a fracture in the middle of their radius bone. What is the most common treatment for this type of injury?

Accepted Answer

A cast

Answer

Traction

Answer

Surgery

Answer

Physiotherapy

Question 20

At which anatomical location is the distal radius most commonly fractured?

Accepted Answer

Radial styloid process

Answer

Ulna

Answer

Humeral head

Answer

Scaphoid

Question 21

Which nerve innervates the thenar muscles of the hand?

Accepted Answer

Median nerve

Answer

Ulnar nerve

Answer

Radial nerve

Answer

Axillary nerve

Question 22

Which muscle is primarily responsible for the supination of the forearm?

Accepted Answer

Supinator

Answer

Brachioradialis

Answer

Biceps brachii

Answer

Triceps brachii

Question 23

Which muscle action is primarily performed by the pectoralis minor?

Accepted Answer

Protraction and depression of the scapula

Answer

Flexion of the elbow

Answer

Rotation of the forearm

Answer

Abduction of the shoulder

Question 24

Which nerve is responsible for providing sensory innervation to the lateral aspect of the forearm?

Accepted Answer

Radial nerve

Answer

Ulnar nerve

Answer

Axillary nerve

Answer

Median nerve

Question 25

Which of the following is the main function of the deltoid muscle?

Accepted Answer

Abduction of the shoulder

Answer

Flexion of the elbow

Answer

Extension of the wrist

Answer

Internal rotation of the arm