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BOARD VITALS QUESTIONS WITH 100% COMPLETE ANSWERS!!
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BOARD VITALS QUESTIONS WITH 100% COMPLETE ANSWERS!!
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BOARD VITALSQUESTIONS
WITH 100%
COMPLETE
ANSWERS!!
Evatee 9/26/24 BOARD VITALS
,BOARD VITALS QUESTIONS WITH 100%
COMPLETE ANSWERS!!
minimal alveolar concentration is the Answer - CONCENTRATION in the lungs
that is required to prevent mvement in response to surgical stimuli in 50 of pts
cadence Answer - step rate
- as cadence increases, swing and stance time decreases
which of the following actions will contribute to unlocking of the knee
- pronation
- supination
- medial rotation of the femur
- extension at the knee joint Answer - pronation of STJ
- quads restrains rapid flexion as the hamstrings resist hyperextension
together they dampen impact load while maintaining stability of the joint
- in addition there is pronation at the STJ and lateral rotation of the femur
further unlocking the knee
corrosion
types Answer - corrosion is chemical reaction of metal with its environment
types:
1. galvanic (when 2 dissimilar metals are placed in contact within common
electrolytic solution)
2. crevice (when there is localized corrosion in confined spaces)
,3. fretting (when corrosion occurs as a result of repetitive relative micromotion
b/w 2 surfaces)
ductility Answer - ability to withstand plastic deformation without breaking
creep Answer - ability of a solid material to deform or migrate while
mechanical stresses that are below yeild strength for the material
the most versatile of the fixation options Answer - ex fix
- can provide compression, neutralization, distraction
wound in which anatomical site is best covered by abductor digiti minimi
muscles Answer - lateral malleolar wound
effective surgical combination for correction of reducible lateral peritalar
subluxation in a low weight pt Answer - - STJ arthroeresis combined with FDL
transfer
occasionally medial calcaneal displacement osteotomy can be added if pt is
unable to invert past midline
abductor digit minimi muscle is best to cover which wounds Answer - - lateral
malleolar
- heel
- lateral and calcaneal wounds
- ADM os type II muscle with ddominant vascular pedicle; lateral plantar artery
is dominant vessel; donor site can be closed primarily and never poses any
issues postop
, FHL tendon is most frequently utilized to repair to repair a chronic tendon
Achilles rupture bc Answer - - gastrosoleal complex is the strongest
plantarflexor
- FHL is the second strongest and thus is a good choice for transfer
- FHL fires at approximately 15-85% of the gait cycle
being anatomically close, muscle belly of FHL can provide blood supply to the
repaired tendo Achilles
- gastroc at 10-52%
- soleal at 5-43%
essentially same phase and similar axis of contractile force
following successful callus distraction with an ex fix, how long should the frame
be kept on for to ensure complete ossification Answer - - 2-4 times amount of
time it tool to complete the lengthening
which of the following is an ABSOLUTE CONTRAINDICATION for total ankle
arthroplasty Answer - high physical demands
what is the purpose of olive wires in ex fix going through metatarsals Answer -
to prevent the forefoot from sliding on the wires
how long is the ex fix worn in ankle arthrodiastasis Answer - 12 weeks
when performing supramalleolar osteotomy for an acute varus deformity what
adjunctive soft tissue procedure should be prophylactically considered Answer
- tarsal tunnel release
low intensity pulsed US for non union has to be used Answer - at least 20 mins
a day
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