DEX Module 1
T or F:
The Multi-Driver Adapter can be loaded on a Universal chuck w/ T-Handle and used to tighten both 11 mm bolts on Large Comb Clamps as well as all the Schanz and Transfixation Pins that are in the ExFix set? - Answer- True
What is a function of an external fixator device ...
DEX Module 1
T or F:
The Multi-Driver Adapter can be loaded on a Universal chuck w/ T-Handle and used
to tighten both 11 mm bolts on Large Comb Clamps as well as all the Schanz and
Transfixation Pins that are in the ExFix set? - Answer- True
What is a function of an external fixator device when treating pilon fx?
a.) provide temporary stabilization to the limb until the patient can be cleared for
definitive surgery
b.) to get the limb out to length prior to definitive surgery
c.) to employ a technique known as ligamento-taxis to partially reduce the fx
fragments
d.) to allow for the injured soft tissues to stabilize prior to definitive surgery
e.) all of the above - Answer- E.) all of the above
Which finding is not commonly seen in low-energy pilon fx's?
a.) severe metaphyseal and articular comminution
b.) spiral fx pattern
c.) mild to mod soft tissue injury
d.) minimal metaphyseal comminution - Answer- a.) severe metaphyseal and
articular comminution
What is the main difference between a fx that is classified as an "ankle fx" and one
classified as a "pilon fx"?
a.) ankle fx are all the result of low energy mechanisms
b.) pilon fx's are all the result of high energy mechanisms
c.) pilon fx's extend into the tibial plafond
d.) ankle fx's extend into the weight bearing surface of the tibia - Answer- c.) pilon
fx's extend into the tibial plafond
What are the main common causes of ACL injury?
-changing direction rapidly
-stopping suddenly
-landing from a jump
-all of the above - Answer- -all of the above
What is the most common ligament disruption involved in lateral ankle sprains?
-ATFL
-CFL
-PTFL
-PiTFL - Answer- -ATFL
T or F:
Plasma makes up 55% of whole blood - Answer- True
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