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Prosthetic Mock Written 1 Questions and Answers Correct
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Prosthetic Mock Written 1
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Prosthetic Mock Written 1The change in original length of a body divided by its original length is the calculation for
what material property? - answer Strain
In the transverse plane, as the knee flexes, the tibia __________ with respect to the
femur. - answer Internally Rotates
A "cookie crusher" (St Anthony's) circuit used for pediatric myoelectric prostheses is
analogous in function to a ___________. - answer Two-site digital system
*Cookie crusher has no variable speed. One side (flexors) opens the hand the other
side closes (extensors) or vice versa.
What is an appropriate age to activate a cable driven terminal device for a child with a
congenital transracial amputation? - answer15-24 months
The most common cause of lower extremity amputation is _______. - answer Peripheral
Vascular Disease
What is/are possible cause(s) of the patient feeling that he is walking up hill? - answer
Foot is too plantar flexed
If the forearm lift loop is moved distally from a position of 1.5" away from the elbow axis
to 2" away from the elbow axis, flexing the elbow will require ______. - answerLess
Force
What might cause the person with a transtibial prosthesis to skuff their toe on the
prosthetic side - answerFoot too plantarflexed
Partial foot amputations often end up in a(n) _______ posture. - answerEquinus
The biceps femoris relief should be ________ and _______ than that of the other
hamstrings. - answerLower, Larger
The main extensor of the hip joint is - answerThe Gluteus Maximus
What bi-articular muscle flexes the knee and plantarflexes the foot? -
answerGastrocnemius
, The anterograde-medial relief in the quadrilateral socket is for the - answerAdductor
Longus Muscle
In the PTB design, frontal plane socket tilt should be ________ after bench alignment. -
answer5 Degrees of ADDuction
A predominantly childhood disease, which is caused by a bacterial infection, often
present in a clinic as a bilateral transtibial and bilateral partial hand amputation is -
answerMeningococcemia
In order to check the appropriate length of the distal housing, a hook terminal device
(i.e. 5XA) needs to be positioned in - answerPronation
What type of moment would you expect to see at toe-off if the prosthetic socket were
placed excessively posteriorly? - answerExtension
Pressures on the limb at toe off if the prosthetic socket were placed excessively
posteriorly would be: - answerProximal Anterior
Distal Posterior
The anterior deltoid is responsible for _______ when the arm is at your side, and for
_______ when the arm is flexed to 90 degrees. - answerGlenohumeral Flexion
Horizontal ABduction
Which material is traditionally used for test sockets? - answerSurlyn
The Thomas test assesses a client for - answerKnee Flexor Tightness
In the PTB design, at MPT level, bisecting the socket laterally, a plumb line should fall
______ to the center of the pylon. - answer1.25" Anterior
Spiking or bony overgrowth usually occurs to the person who has: - answerTranstibial
amputation secondary to amniotic band syndrome
The triceps brachii is innervated by the _____ nerve. - answerRadial
The socket is flexed 5 degrees initially in the PTB socket design to: - answer1. Increase
the exposure to the appropriate weight bearing surfaces (increased SA)
2. Reduce the tendency for the knee to hyperextend during late stance
3. Put the quadriceps muscles in initial stretch to increase their ability to contract
The self suspending upper limb socket design that utilize AP suspension is the -
answerMuenster
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