PT-B QUIZ - ELBOW & FOREARM COMPLEX

1. The ligament that wraps around the head of the radius

• 1. Ulnar collateral ligament

• 1. Annular Ligament

• 1. Radial collateral Ligament

• 1. Lateral collateral ligament

1. TRUE or FALSE:

2. Valgus force will stress the ulnar collateral ligament

• TRUE

• FALSE

1. TRUE or FALSE:

2. The humeroulnar joint is a uniaxial pivot joint

• TRUE

• FALSE

1. Closed-packed position of the humeroulnar joint

• 1. 70 degrees elbow flexion with 35 degrees forearm supination

• 1. 90 degrees elbow flexion & 5 degrees forearm supination

• 1. 70 degrees elbow flexion with 10 degrees forearm supination

• 1. full extension of the elbow

1. TRUE or FALSE:

2. The cubital angle of males are greater than of females

• TRUE

• FALSE

The “workhorse” of the elbow

• 1. Triceps brachii

• Brachioradialis

• 1. Biceps Brachii

• Brachialis

TRUE or FALSE:

The proximal radioulnar joint is classifed as a trochoid (pivot) joint

• TRUE

• FALSE

True about olecranon bursitis

• Miner’s elbow

• Student’s elbow

• 1. Draftsmen’s elbow

• 1. All of these

• 1. None of these

This is a common injury among toddlers & preschoolers that occurs when the ligament holding the radius in place at the elbow joint slips, causing the end of the radius to shift out of position ⭐

• 1. A. Nursemaid’s elbow

• 1. B. Pulled elbow

• 1. C. Little elbow syndrome

• 1. D. A & B

1. The ligament that is part of the MCL that does not provide significant articular stability

• 1. Posterior fibers

• 1. Transverse fibers

• 1. Anterior fibers