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gait

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Question
Answer
define gait   translatory progression of the body as a whole,produced by coordinated, rotatory movements of body segments  
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what are the 3 tasks of walking Ranchos Los Ranchos Amigos?   1.Weight acceptance2.Single Limb support3. Swing-Limb advancement  
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what are Winter's 3 tasks of walking?   1.Maintenace of support of Hat against gravity2. Maintenence of upright posture and balance3. Control of foot trajectory to achieve safe ground clearance and gentle heel clearance  
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Define the Gait Cycle.   activities that occur from initial contact of reference limb to initial contact of same extremity again.  
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what are the phases of the gait cycle?   Stance phase and swing phase  
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what percent of stance phase makes up the gait cycle?   60%  
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what percent of swing phase makes up the gait cycle?   40%  
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define stance phase.   initial contact to toe off  
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define swing phase.   toe off to initial contact  
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whaat phase does double limb support occur in?   stance phase  
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how many times does double limb support occur?   twice..  
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what percent of stance phase is made up of double limb support   22%  
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what are the time variables in gait cycle?   cadence, speed and steps per minute  
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what are the distance variables in gait cycle?   stride length, step length, walking base and degree of out toe  
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what is the degree of out toe?   10 degrees  
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what are the 3 determinants of gait?   vertical rise, COG drop and side to side determinants  
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what are the vertical rise determinants?   -lateral pelvice tilt-knee flexion-knee and ankle interactions  
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what is the COG drop determinant?   pelvic rotation  
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what is the side to side detrminant?   knee valgus  
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How often, what percentage ,and what phase does double limb support occur?   2 times at 11% each, in the stance phase  
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Normal heel strike occurs at which portion of the calcaneus?   Posterior lateral  
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in the gait cycle, when do the hip abductors concentrically contract?   during loading response and initial swing  
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In the ankle joint, what is the component responsible for plantar and dorsal flexion?   Talacural joint  
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An increase in lateral trunk flexion in midstance may be caused by?   Same side weak glut medius mm  
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What are the reference points for the Q angle?   ASIS, patella, tibial tuberosity and tibial shaft  
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When referencing the gait cycle, where does it begin and end?   Intial contact of the reference limb to initial contact of the same limb  
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What is the percentage of Stance phase to Swing phase?   Stance phase- 60%; Swing phase- 40%  
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list the steps of gait cycle in order.   initial contact,loading response,contralateral toe off,midstance,cog over base of support,terminal stance,contralateral initial contact,preswing,toe off,initial swing,max knee flexion,midswing, tibia vertical,terminal swing, initial contat  
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how many degrees of pelvic forward rotation at initial contact?   5 degrees  
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how many degrees of hip flexion at initial contact?   30 degrees  
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how many degrees of knee flexion at initial contact   0 degrees  
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how many degrees of ankle plantar flexion at initial contact?   0 degrees  
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how many degrees of subtalor supination at inital contact?   5 degrees  
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how many degrees of hip flexion at contralateral toe off?   30 degrees  
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how many degrees of knee flexion at contralateral toe off?   15 degrees  
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how many degrees of ankle plantar flexion at contralateral toe off?   15 degrees  
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how many degrees of subtalor supination at contralateral toe off?   -10 degrees  
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how many degrees of pelvic forward rotation at cog over base of support?   0 degrees  
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how many degrees of hip flexion at cog over base of support?   5 degrees  
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how many degrees of knee flexion at cog over base of support?   5 degrees  
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how many degrees of ankle plantar flexion at cog over base of support?   -5 degrees  
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how many degrees of subtalor supination at cog over base of support?   -5 degrees  
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how many degrees of pelvic forward rotation at contralateral initial contact?   -5 degrees  
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how many degrees of hip flexion at contralateral initial contact?   -10 degrees  
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how many degrees of knee flexion at contralateral initial contact?   0 degrees  
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how many degrees of ankle plantar flexion at contralateral initial contact?   -10 degrees  
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how many degrees of subtalor supination at contralateral initial contact?   5 degrees  
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how many degrees of hip flexion at toe off?   0 degrees  
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how many degrees of knee flexion at toe off?   40 degrees  
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how many degrees of ankle plantar flexion at toe off?   20 degrees  
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how many degrees of subtalor supination at toe off?   10 degrees  
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how many degrees of hip flexion at max knee flexion?   20 degrees  
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how many degrees of knee flexion at max knee flexion?   60 degrees  
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how many degrees of ankle plantar flexion at max knee flexion?   10 degrees  
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how many degrees of pelvic forward rotation at tibia vertical?   0 degrees  
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how many degrees of hip flexion at tibia vertical?   30 degrees  
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how many degrees of knee flexion at tibia vertical?   30 degrees  
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how many degrees of ankle plantar flexion at tibial vertical?   0 degrees?  
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what type of contraction is erector spinae doing at initial contact to contralateral toe off?   eccentric  
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what type of contraction is gluteus min and med doing during initial contact to contralateral toe off?   eccentric  
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what type of contraction is gllute max doing at initial contact to contralateral toe off?   isometric  
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what type of contraction is quadriceps doing at initial contact to contralateral toe off?   eccentric  
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what type of contraction are the dorsiflexors doing at initial contact to contralateral toe off?   eccentric  
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what type of contraction is glute med and min doin at contralateral toe off to cog over base of support?   isometric  
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what type of contraction is quadriceps doing at contralateral toe off to cog over base of supprt?   concentric  
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what type of contraction is gastroc and soleus doing at contralateral toe off to cog over base of support?   eccentric  
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what type of contraction is glute med and min doing at cog over base of support to contralateral initial contact?   concentric  
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what type of contraction is iliopsoas doing at cog over base of support to contralateral initial contact?   eccentric  
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wha type of contraction is gastroc and soleus doing at cog over base of support to contralateral itial contact?   eccentric  
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what type of contraction is iliopsoas doing at contralateral initial contact to toe off?   concentric`  
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what type of contractin is gastroc and soleus doing at contralateral initial contact to toe off?   concentric  
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what type of contraction is iliopsoas doing at toe off to max knee flexion?   concentric  
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what type of contraction are the dorsiflexors doing at toe off to max knee flexion?   concentric  
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what type of contraction are the dorsiflexors doing at max knee flexion to tibia verticle?   isometric  
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what type of contraction is the hamstrings doing at tibia verticle to initial contact?   eccentric  
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what type of contraction is the hip adductors doing at tibia verticle to initial contact?   eccentric  
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what type of contraction is the dorsiflexors doing at tibia verticle to initial contact?   isometric  
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