8-13)
50 questions
1. A patient can move a joint through full range of motion against gravity and some resistance
but not full resistance. Muscle strength is:
A. 5/5
B. 4/5
C. 3/5
D. 2/5
Correct Answer: B. 4/5
Rationale: 4/5 is movement against some resistance.
2. Which test is most sensitive for detecting an anterior cruciate ligament tear?
A. McMurray test
B. Posterior drawer test
C. Lachman test
D. Thompson test
Correct Answer: C. Lachman test
Rationale: Lachman is performed at 20-30 degrees of knee flexion.
3. A clicking sensation and pain with knee rotation during flexion-extension suggest:
A. Meniscal tear (positive McMurray)
B. ACL tear
C. Achilles rupture
D. Carpal tunnel
Correct Answer: A. Meniscal tear (positive McMurray)
Rationale: McMurray assesses the menisci.
4. Applying a valgus stress to the knee tests the:
A. Lateral collateral ligament
B. ACL
C. Medial collateral ligament
D. PCL
Correct Answer: C. Medial collateral ligament
Rationale: Valgus stress opens the medial side.
5. Numbness of the thumb, index and middle fingers reproduced by holding the wrists flexed for
60 seconds is:
A. A positive Finkelstein test
B. A positive drop arm test
C. A positive Phalen's test
D. A positive Thompson test
Correct Answer: C. A positive Phalen's test
Rationale: Phalen's compresses the median nerve.
, 6. Pain at the radial wrist when the patient makes a fist over the thumb and deviates the wrist
ulnarly suggests:
A. Carpal tunnel syndrome
B. Rotator cuff tear
C. De Quervain tenosynovitis
D. Gout
Correct Answer: C. De Quervain tenosynovitis
Rationale: This is the Finkelstein test.
7. The patient cannot slowly lower the arm from 90 degrees of abduction. This suggests:
A. ACL tear
B. Rotator cuff tear
C. Meniscal tear
D. Lumbar disc herniation
Correct Answer: B. Rotator cuff tear
Rationale: This is a positive drop arm test.
8. Symmetric swelling of the MCP and PIP joints with morning stiffness lasting 2 hours
suggests:
A. Osteoarthritis
B. Gout
C. Septic arthritis
D. Rheumatoid arthritis
Correct Answer: D. Rheumatoid arthritis
Rationale: RA is inflammatory and symmetric and spares the DIP joints.
9. Bony enlargements of the distal interphalangeal joints are called:
A. Bouchard's nodes
B. Tophi
C. Rheumatoid nodules
D. Heberden's nodes
Correct Answer: D. Heberden's nodes
Rationale: They are characteristic of osteoarthritis.
10. Raising the straight leg reproduces sharp pain radiating below the knee at 45 degrees. This
suggests:
A. Hip osteoarthritis
B. Knee effusion
C. Achilles rupture
D. Lumbar nerve root irritation (disc herniation)
Correct Answer: D. Lumbar nerve root irritation (disc herniation)
Rationale: Radicular pain below the knee is a positive SLR.
11. Which finding in a patient with low back pain requires emergency evaluation?
A. Pain worse with prolonged sitting
B. Saddle anesthesia and new urinary retention
C. Muscle spasm
D. Pain after lifting boxes
Correct Answer: B. Saddle anesthesia and new urinary retention
Rationale: These are signs of cauda equina syndrome.