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MSC ORT FINAL Knee Hip Trauma complete questions and answers .
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MSC ORT FINAL Knee Hip Traumacomplete questions and answers
What are the 3 bones of the knee joint? - ANSWER-femur, tibia, patella,
Range of Motion aimed for in a total knee replacement? - ANSWER-125-135
degrees of flexion
abduction - ANSWER-movement away from the midline
what knee compartment is subjected to the more weight bearing? -
ANSWER-medial
T/F: the mechanical axis of the femoral bone is represented by the line down the
center of the IM canal - ANSWER-false
argument for using CR knee implant? - ANSWER-saves the pcl
know the 3 knee joints - ANSWER-medial tibiofemoral, lateral tibiofemoral,
patellafemoral
most popular incision for knee replacement? - ANSWER-parapatellar
T/F: the 4in1 cutting block has pin holes so the block can be moved 2mm to
avoid notching - ANSWER-True
what is the advantage of patient specific cutting blocks? - ANSWER-faster
operation, less instruments, more specific and precise
name the risk factors of OA - ANSWER-gender, weight, age, trauma
, T/F: the anatomical and mechanical axis are the same in the tibia -
ANSWER-true
what is the ap sizing guide used for? - ANSWER-size, set femoral rotation and
can reference anterior and posterior
the hamstrings are the knees flexors or extensors? - ANSWER-flexors
what ligaments does the cruciate retaining implants retain? - ANSWER-pcl, mcl,
lcl
primary components for a tkr - ANSWER-patella, femoral implant, tibia tray, tibia
insert
T/F: an argument in support of the PS knee is that you are able to keep the pcl -
ANSWER-false
is bow legged varus or valgus? - ANSWER-varus
define the screw home mechanism - ANSWER-knee rotation to lock knee
knock knees varus or valgus? - ANSWER-valgus
T/F: for revision, modularity is essential - ANSWER-true
in regards to RA the rapidly forming cells that produce damaging enzymes are
called what - ANSWER-pannus
4 primary knee stabilizing ligaments - ANSWER-acl, mcl, pcl, lcl
T/F: the knee is a simple hinge joint - ANSWER-false
what ligament is always sacrificed in a tkr? - ANSWER-acl
during a tka the resection of the distal femoral knee is aligned by referencing
what axis? - ANSWER-mechanical axis
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