Upper Limb Bones Quiz

What is the primary function of the clavicle?

• To provide attachment for muscles

• To form the socket of the shoulder joint

• To stabilize the wrist

• To connect the humerus to the scapula

Which bone is considered the largest in the upper limb?

• Humerus

• Clavicle

• Ulna

• Radius

What is the shape of the scapula?

• Triangular

• Rectangular

• Circular

• Square

Which part of the scapula forms the subcutaneous point of the shoulder?

• Spine

• Acromion

• Coracoid

• Glenoid cavity

What is the most common fracture of the humerus in elderly individuals?

• Fracture of the greater tubercle

• Fracture of the surgical neck

• Fracture of the distal end

• Fracture of the shaft

Which nerve is affected by a fracture at the surgical neck of the humerus?

• Axillary nerve

• Radial nerve

• Ulnar nerve

• Median nerve

What is the primary role of the ulna in the forearm?

• To connect to the wrist

• To allow rotation

• To stabilize the forearm

• To provide flexibility

Which carpal bone is most commonly fractured?

• Triquetrum

• Scaphoid

• Lunate

• Pisiform

What is the function of the glenoid cavity?

• To stabilize the wrist

• To provide muscle attachment

• To articulate with the humerus

• To protect the neurovascular bundle

What is the anatomical position of the radius compared to the ulna?

• Inferior

• Superior

• Lateral

• Medial