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