APMLE 2 Biomech Questions With Complete Solutions
During static stance what is the weight distribution on the foot?
Correct Answers 1/4 FF
1/2 midfoot
1/4 heel
How long do kids generally have a flat foot for? Correct
Answers first two years of life
how much does muscle need to be stretched to lose mechanical
advantage and to shorten? Correct Answers 120% stretch
50% shortening
If the STJ is pronation, what motion is occurring at the LMTJ
axis? Correct Answers supination
if you see lateral heel wear on a shoe what are you thinking
about the patients foot type? Correct Answers that it's normal
due to heel strike
If you see lateral wear on a shoe what're you thinking about the
patients foot type? Correct Answers patient must have a
supinated foot type
If you see medial wear on a shoe what're you thinking about the
patients foot type? Correct Answers that pt pronates like crazy
If you see midfoot and forefoot wear on a shoe what're you
thinking about the patients foot type? Correct Answers that its
normal
, T/F FF cannot compensate for supination of RF Correct
Answers TRUE: this is why you see so many inversion ankle
injuries
T/F: ligaments play a role in stability during function but do not
in static stance Correct Answers FALSE: ligaments do not play
a role in stability during function , the are only emergency
stability during motion - in static stance they have a structural
role
What % of the gait cycle is the swing phase? Correct Answers
38%
What addition to an orthotics helps promote locking of the
midtarsal joint preventing compensation from occurring?
Correct Answers FF post
what are caused by abnormal shearing forces? Correct Answers
callouses and neuromas
what are etiologies for flexible flat foot? Correct Answers
compensation for another pathology
excessive medial column loading (obesity)
what are etiologies for rigid flat foot? Correct Answers coalition
fracture
arthritis
What does the hip externally rotate in gait? Correct Answers in
midstance and propulsive period
During static stance what is the weight distribution on the foot?
Correct Answers 1/4 FF
1/2 midfoot
1/4 heel
How long do kids generally have a flat foot for? Correct
Answers first two years of life
how much does muscle need to be stretched to lose mechanical
advantage and to shorten? Correct Answers 120% stretch
50% shortening
If the STJ is pronation, what motion is occurring at the LMTJ
axis? Correct Answers supination
if you see lateral heel wear on a shoe what are you thinking
about the patients foot type? Correct Answers that it's normal
due to heel strike
If you see lateral wear on a shoe what're you thinking about the
patients foot type? Correct Answers patient must have a
supinated foot type
If you see medial wear on a shoe what're you thinking about the
patients foot type? Correct Answers that pt pronates like crazy
If you see midfoot and forefoot wear on a shoe what're you
thinking about the patients foot type? Correct Answers that its
normal
, T/F FF cannot compensate for supination of RF Correct
Answers TRUE: this is why you see so many inversion ankle
injuries
T/F: ligaments play a role in stability during function but do not
in static stance Correct Answers FALSE: ligaments do not play
a role in stability during function , the are only emergency
stability during motion - in static stance they have a structural
role
What % of the gait cycle is the swing phase? Correct Answers
38%
What addition to an orthotics helps promote locking of the
midtarsal joint preventing compensation from occurring?
Correct Answers FF post
what are caused by abnormal shearing forces? Correct Answers
callouses and neuromas
what are etiologies for flexible flat foot? Correct Answers
compensation for another pathology
excessive medial column loading (obesity)
what are etiologies for rigid flat foot? Correct Answers coalition
fracture
arthritis
What does the hip externally rotate in gait? Correct Answers in
midstance and propulsive period
