Postural Sway Measurement Instruments and Lower Extremity Strength Quiz

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Questions and Answers

Which instrument measures movement of the thorax?

  • Biosway
  • Neither of them
  • Both of them
  • SBMA (correct)

What does Biosway measure with force plates embedded in a foot platform?

  • Movement of the thorax
  • COP (correct)
  • Lower extremity strength
  • Ankle muscles

What did one study find about the effect of lower extremity strength on standing balance as measured by SBMA?

  • It slightly worsened standing balance
  • It significantly improved standing balance
  • It had no effect (correct)
  • It was not mentioned in the text

What does the COP primarily depend on?

<p>Motor control of lower extremity and ankle muscles (C)</p> Signup and view all the answers

Why is it difficult to interpret and compare the results of balance assessment tests from SBMA and Biosway?

<p>They use different algorithms to compute balance measures (D)</p> Signup and view all the answers

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