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ORTHOTICS EXAM CPM 2025 BRAND NEW
ACTUAL EXAM WITH ANSWERS.
Polycentric knee joint - correct answer -coronal plane HOLD
stabilizes genu varum/valgum
sagittal plane - FREE flexion/ext
integral hyperextension stop
ind: self-suspending KO - will reduce pistoning on leg
Stance control knee joint - correct answer -coronal plane HOLD
stabilizes genu varum/valgum
sagittal plane = no knee flexion under weight bearing - free
flexion/ext when unweighted
integral hyperextension stop
ind: knee extensor (quad) weakness or paralysis
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Locked knee joint - correct answer -Bale, wedge, or ring lock
coronal plane HOLD stabilizes genu serum/valgum
sagittal plane = removable HOLD in full extension during stance
and swing
can be released for sitting
integral hyperextension stop
ind: knee extensor paralysis or weakness when stance control is
not feasible
locked and variable flexion knee joint - correct answer -coronal
plane HOLD stabilizes genu varum/valgum
sagittal plane = removable HOLD in full extension during stance
and swing
can be released for sitting
ORTHOTICS EXAM CPM 2025 BRAND NEW
ACTUAL EXAM WITH ANSWERS.
Polycentric knee joint - correct answer -coronal plane HOLD
stabilizes genu varum/valgum
sagittal plane - FREE flexion/ext
integral hyperextension stop
ind: self-suspending KO - will reduce pistoning on leg
Stance control knee joint - correct answer -coronal plane HOLD
stabilizes genu varum/valgum
sagittal plane = no knee flexion under weight bearing - free
flexion/ext when unweighted
integral hyperextension stop
ind: knee extensor (quad) weakness or paralysis
, Page | 2
Locked knee joint - correct answer -Bale, wedge, or ring lock
coronal plane HOLD stabilizes genu serum/valgum
sagittal plane = removable HOLD in full extension during stance
and swing
can be released for sitting
integral hyperextension stop
ind: knee extensor paralysis or weakness when stance control is
not feasible
locked and variable flexion knee joint - correct answer -coronal
plane HOLD stabilizes genu varum/valgum
sagittal plane = removable HOLD in full extension during stance
and swing
can be released for sitting