Disorders of Muscle Tone Quiz

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Questions and Answers

Which type of muscle tone is rate dependent, with tone increasing when passive movement is rapid and decreasing when passive movement is slow?

  • Flaccidity
  • Paratonia
  • Spasticity (correct)
  • Rigidity

What term is used to describe the sudden loss of tone that increases the ease of motion?

  • Mitgehen (correct)
  • Lead-pipe rigidity
  • Cogwheel rigidity
  • Clasp-knife resistance

What is the term for the superimposed ratchet-like jerkiness observed during flexion and extension of the wrist or forearm?

  • Cogwheel rigidity (correct)
  • Rigidity
  • Mitgehen
  • Spasticity

Which type of muscle tone involves increased resistance that persists throughout the movement arc, independent of the rate of movement?

<p>Rigidity (D)</p> Signup and view all the answers

In which location of the lesion do disorders of muscle tone involving spasticity typically occur?

<p>Upper motor neuron or corticospinal tract systems (D)</p> Signup and view all the answers

Which system is associated with disorders of muscle tone involving rigidity?

<p>Basal ganglia system (A)</p> Signup and view all the answers

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