The Elbow Check

The radioulnar joint is responsible for _________.

• Flexion/extension

• Supination/pronation

• Internal/External Rotation

• ADDuction/ ABDuction

Which joint allows for both flexion/extension and supination/pronation?

• Humeroulnar joint

• Radioulnar joint

• Humeroradial joint

• None of the above.

The area of the humerus that articulated with the radius is known as the ____________.

• olecranon fossa

• capitulum

• trochlea

• epicondyle

The _______ ligament allows supination and pronation.

• Ulnar collateral

• Radial collateral

• Annular

• Interosseous membrane

Which ligament is responsible for stabilizing the anatomical outside of the elbow?

• Ulnar collateral ligament

• Lateral collateral ligament

• Annular ligament

• Medial collateral ligament

The lateral collateral ligament is primarily associated with which bone?

• Radius

• Ulna

• Humerus

• Scapula

Which of the following muscles is not a flexor of the elbow?

• Brachioradialis

• Biceps brachii

• Brachialis

• Triceps brachii

The connective tissue intermediate to the radius and ulna is the _________.

• ulnar collateral ligament

• interosseus membrane

• radial collateral ligament

• annular ligament

Your "funny bone" is actually the _____________.

• ulnar nerve

• UCL

• median nerve

• lateral collateral ligament

Which two ranges of motion are the biceps brachii responsible for?

• extension

• pronation

• supination

• flexion