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Quiz corner was developed to keep us sharp. The correct answers are available by clicking on the answers button. To access our 6 comprehensive CHT practice exams, which are updated yearly, and provide you detailed explanations and references CLICK HERE.

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Test Your Knowledge 57 - 1/8/2013 Answers
1. What amount of lateral instability is considered an indication for surgical repair?
a. greater than 1 degree
b. greater than 5 degrees
c. greater than 10 degrees
d. greater than 20 degrees
2. Wrist fusionputs the wrist in what position?
a. 15-20 degrees of extension and 5-7 degrees of ulnar deviation
b. 10 degrees of flexion and 10 degrees of ulnar deviaton
c. 15 degrees of extension and 10 degrees of flexion
d. 10 degrees of flexion and 10 degrees of radial deviation
3. Which intercarpal arthrodesis has the highest non-union rate?
a. capitolunate
b. lunotrapezium
c. scapholunate
d. lunotriqetral
4. Preisers disease affects what bone?
a. capitate
b. trapezium
c. lunate
d. scaphoid
5. Spilled teacup sign is seen with what injury?
a. dorsal lunate dislocation
b. volar lunate dislocation
c. scapholunate rupture
d. volar scaphoid dislocation
6. Cortical ring sing is associated with what wrist injury?
a. SL ligament injury
b. ST ligament injury
c. LT ligament injury
d. All of the above
7. How many pulleys does that thumb have?
a. 1
b. 2
c. 3
d. 4
8. What finger is most often affected by jersey finger?
a. index
b. middle
c. ring
d. small
9. The vincula are the only source of tendon nutrition.
a. true
b. false
10. What complication can occur if the FDP is advanced more than 1 cm during a zone 1 flexor tendon repair?
a. quadrigia
b. lumbrical plus
c. parona's disease
d. none of the above
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