33 Questions
Which bone is the most frequently fractured carpal bone in the upper limb?
Scaphoid
What is the mechanism of fracture in Colles' fracture?
The force drives the distal fragment posteriorly and superiorly.
Which structures are commonly injured in Colles' fracture?
Long flexor tendons and long extensor tendons
Which nerve is commonly injured in a fracture of the medial epicondyle of the humerus?
Ulnar nerve
What is the most commonly fractured bone in the body?
Clavicle
Which nerve is commonly injured in a fracture of the surgical neck of the humerus?
Axillary nerve
Which muscle is responsible for tilting the medial fragment of a fractured clavicle upward?
Sternocleidomastoid muscle
Which of the following is a symptom of radial nerve injury?
Loss of the opposition of the thumb
What is the most likely diagnosis for a 2-year-old boy who refuses to move his right arm after being lifted up by the arms?
Supracondylar fracture of the humerus
What is the most common cause of injury to the radial nerve?
Injury to the spiral groove
What is the deformity associated with radial nerve injury?
Wrist drop
Which nerve is commonly injured in a fracture of the distal end of the humerus?
Ulnar nerve
Which artery is commonly injured in a fracture of the supracondylar region of the humerus?
Inferior ulnar collateral artery
Which nerve is commonly injured in a fracture of the surgical neck of the humerus?
Axillary nerve
What is the most commonly fractured bone in the body?
Clavicle
Which of the following is a common injury associated with a fall on an outstretched hand with extended wrist?
Fracture of the distal end of the humerus
Which structure is commonly injured in a fracture of the scaphoid bone?
Flexor retinaculum
What deformity is associated with a Colles' fracture?
Dinnerfork deformity
Which of the following is a symptom of radial nerve injury?
Weakness of the flexion of the fingers
What is the deformity associated with radial nerve injury?
Wrist drop
What is the most likely diagnosis for a 2-year-old boy who refuses to move his right arm after being lifted up by the arms?
Supracondylar fracture of the humerus
Which nerve is commonly injured in a fracture mid-shaft of the humerus?
Radial nerve
Which bone is commonly fractured in a fall on an outstretched hand with extended wrist?
Scaphoid
Which structure is commonly injured in a fracture of the distal end of the radius?
Long flexor tendons
Which joint is commonly dislocated in a fall on an outstretched hand with extended wrist?
Elbow joint
Which of the following is a common cause of injury to the radial nerve?
Intramuscular injection in the triceps brachii
What is the most likely diagnosis for a 2-year-old boy who refuses to move his right arm after being lifted up by the arms?
Supracondylar fracture of the humerus
Which of the following is a symptom of radial nerve injury?
Weakness of flexion of the wrist
What deformity is associated with radial nerve injury?
Wrist drop
Which nerve is commonly injured in a fracture of the supracondylar region of the humerus?
Ulnar nerve
What is the most common cause of injury to the median nerve at the elbow?
Pronator teres syndrome
Which artery is commonly injured in a fracture of the distal end of the humerus?
Inferior ulnar collateral artery
Which muscle is responsible for tilting the medial fragment of a fractured clavicle upward?
Sternocleidomastoid muscle
Test your knowledge of the effects of a fall on an outstretched hand in the upper limb with this quiz. Gain a deeper understanding of the anatomy and learn about the potential consequences of such an injury.
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