Chapter 44 - Spinal Cord

Question 1

The following types of vertebral fractures/dislocations are usually stable except
A. Atlanto-axial dislocation 
B. Jefferson fracture (C1)
C. Hangman’s fracture (C2)
D. Compression fracture

Answer 1

A. Atlanto-axial dislocation (p. 1240)

Question 2

Odontoid (dens) fracture type that is most unstable and unlikely to heal spontaneously
A. Type 1
B. Type 2
C. Type 3
D. Type 4

Answer 2

B. Type 2 (p. 1240)

Question 3

Fracture caused by seatbelt injury
A. Hangman’s fracture
B. Burst fracture
C. Chance fracture 
D. Compression fracture

Answer 3

C. Chance fracture (p. 1240)

Question 4

ASIA scale where there is no sensory or motor function below the level of the lesion including the sacral segments
A. A
B. B
C. C
D. D
E. E

Answer 4

A. A (p. 1240)

Question 5

ASIA scale where the sensory function is preserved but motor function is lost below the zone of injury
A. A
B. B
C. C
D. D
E. E

Answer 5

B. B (p. 1240)

Question 6

ASIA scale where the motor function is reduced in more than half of key muscles below the level of the lesion
A. A
B. B
C. C
D. D
E. E

Answer 6

C. C (p. 1240)

Question 7

ASIA scale where motor function is reduced in fewer than half of key muscles below the level of the lesion 
A. A
B. B
C. C
D. D
E. E

Answer 7

D. D (p. 1240)

Question 8

ASIA scale where only the reflexes may be abnormal
A. A
B. B
C. C
D. D
E. E

Answer 8

E. E (p. 1240)

Question 9

First neurologic function to return after spinal shock
A. Motor function
B. Sensory function
C. Deep tendon reflexes
D. Bulbocavernous reflex

Answer 9

D. Bulbocavernous reflex (p. 1242)

Question 10

Evolution of symptoms in subacute myelitis occur in
A. 2-6 days
B. 2-6 weeks
C. 3-7 days
D. 3-7 weeks

Answer 10

B. 2-6 weeks (p. 1248)