Rounds Quiz

439. Which of the following nerves is the most commonly injured in elbow dislocations?
A. medial nerve
B. posterior interosseous nerve
C. ulnar nerve
D. radial nerve

440. Which of the following will not cause a positive
Homan's sign?
A. deep vein thrombosis
B. patellar tendonitis
C. ruptured Baker's cyst
D. calf muscle sprain
E. Herniated intervertebral disc

441. A 66-year-old male has had pain in his right shoulder for many months. Which of the following symptoms is consistent with a diagnosis of shoulder osteoarthritis?
A. pain that radiates down the arm
B. a "clunking" sound occurring with overhead motion
C. stiffness that worsens with activity and improves with rest
D. morning stiffness that improves with activity

442. A positive Babinski's sign may involve all of the following EXCEPT:
A. flexion of the fascia lata femoris
B. dorsiflexion of the great toe
C. flexion of the knee
D. flexion of the hip
E. fanning of the other four toes on the tested foot

443. Which statement regarding male osteoporosis is correct?
A. osteoporosis screening is recommended for all men over age 65 years
B. men with hip fractures are twice as likely to die in hospital as compared to women
C. men start losing bone mass at the same age as women
D. half of men with osteoporosis have idiopathic disease
E. the estimated lifetime risk of developing osteoporosis in men is 40%

444. Baker's cyst is a herniation of the joint synovium backwards and downwards. It is not the same as a popliteal cyst.
True or False

Answers to the last Rounds Quiz:
433. E; 434. A & B; 435. E; 436. B; 437. D; 438. B

Correction: Question 437 should have said "Tinel's sign". Please accept our apology for this error.