kines final

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kines final
2012-05-22 15:13:05
kines final

kines final
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  1. ataxic gait is a sign of what
    cerebellum problems

    ataxia = loss of ability to control muscle movement
  2. spending lits of time in double support is a sign of
    cerebellum problems
  3. LE's are ER is sign of
    cerebellum problem
  4. wide base of support, tremors, signs of
    cerebellum problems
  5. hypertonicity in both LE is sign of
    cerebral palsy, aka spastic displegia
  6. walking on toes (no heel strike) because of too much time in plantar flexion is sign of
    cerebral palsy
  7. legs scissoring (crossing in front) bc of lack of abd tone is sign of
    cerbral palsy

    if onesided - hemiplegia
  8. quick step time, short step length, over dependancey on UE when using a device or railing ... signs of?
    antalgic gait (painful gait) -- mayby post-op
  9. lack of heel strike, going to foot flat bc of poor control of TA, toe drag - signs of?
  10. 2 stroke symptoms in the knees
    • recurvatum at midstance
    • knees flexed at midstance
  11. 4 signs of hemiplegia
    • scissoring gait in the affected leg
    • use of hip hiking and circumduction to move leg
    • excessive pelvic and trunk movement to advance leg
    • using adductors to move leg
  12. use of hip hiking and circumduction to move leg - sign of
  13. use of excessive pelvic and trunk movement to advance leg
    use of adductors to move leg - signs of
  14. when is kid a "walker?"
    when it can take 10 successive steps w/o support
  15. at what age is kid usually a walker
    12.6-16.6 months
  16. 3 things missing in a kid's initial gait, and when to they appear?
    • no heel strike (straight to foot flat)
    • no recip arm swing
    • no trunk and pelvic rot
    • 4-6 months after walking starts
  17. toddlers (1-3 yo) - their center of gravity compared to ours? its effect on their gait?
    it's higher due to their big heads and chests, and it makes the walk w wider base of support
  18. how much time do we spend in single leg stance? how much time do toddlers spend?
    • us - 39% per leg
    • them - 30% per leg-- so they spend more time in double leg stance
  19. stride length: leg length
    ratio for us
    ratio for toddlers
    • us: 1.57
    • toddlers: 1.3
  20. at what age do kids start walking like adults?
    • 8 yo -
    • they start going 3mph,
    • 80-120 steps/min,
    • 1.57 stride length:leg length
  21. at what ages do kids have mature arm movements while walking? hip movements?
    • arm - 4yo
    • hip - 3yo
  22. how much reduction in velocity, how often, after what age?
    2.5-4.5% reduction every 10 yrs after 20 yo
  23. gait changes after age 62?
    • decrese in unilat stance time
    • decrease in PF and DF, but esp DF
    • decrease force in PF
  24. climbing stairs, % of time foot's in contact w stair and % of time it's in the air
    • 64% in contact
    • 36% in air
  25. stair climbing - describe the weight acceptance phase
    foot is on step and yr starting to put wt on it
  26. stair climbing - describe the pull up phase
    contralat leg starts to rise
  27. stair climbing - describe the forward continuance phase
    contralat leg is up, moving forward
  28. three stance phases and two swing phases of stairs
    • stance:
    • wt acceptance, pull up, forward continuance

    • swing:
    • foot clearance, foot placement
  29. foot clearance phase in stair climbing
    foot gets off step
  30. foot placement stage in stair climbing
    foot's about to hit next step