Elbow: Intro & Injuries Quiz

How many bones compose the elbow joint?

• 2

• 3

• 4

• 5

What allows the forearm to perform supination and pronation movements?

• The flexibility of the humerus

• The head of the radius rotating freely

• The ulnar collateral ligament

• The tightness of the elbow capsule

Which ligament is responsible for stabilizing the radius as it rotates in the radial notch of the ulna?

• Ulnar collateral ligament

• Radial collateral ligament

• Annular ligament

• Capsular ligament

What is the role of the Triceps Brachii in the elbow?

• Flexion

• Extension

• Pronation

• Supination

What is the name of the ligament shown in the medial view of the elbow in the diagram?

• Radial Collateral Ligament

• Ulnar Collateral Ligament

• Anterior Cruciate Ligament

• Lateral Collateral Ligament

Which bone articulates with the humerus to form the hinge joint of the elbow?

• Scapula

• Ulna

• Fibula

• Sternum

Which nerve primarily supplies most of the flexor muscles in the arm?

• Ulnar nerve

• Radial nerve

• Median nerve

• Axillary nerve

What nerve is mainly responsible for controlling most of the extensor muscles in the arm?

• Median nerve

• Ulnar nerve

• Radial nerve

• Femoral nerve

How many degrees of flexion does the elbow complex allow?

• 145 degrees

• 90 degrees

• 180 degrees

• 120 degrees

What should be noted about the pain during the elbow assessment?

• Color and temperature of the elbow

• Type, quality, and duration of the pain

• Patient's general physical activity level