Pyramidal tract/ corticospinal tract MCQ 2+

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• Corticospinal tract lesion leads to
  ক

  Exaggerated knee jerk

  খ

  Weakness of distal group of muscles in hands

  গ

  Increased muscle tone

  ঘ

  Positive Babinski’s sign

  ঙ

  Loss of superficial reflexes
• Sensations of sharp pricking pain is/are mediated via
  ক

  Free nerve endings of A-delta nerve fibres

  খ

  The sensory receptors

  গ

  which are rapidly adapting

  ঘ

  Free nerve ending of type C fibres

  ঙ

  Cold sensitive free nerve endings

  চ

  Receptors with Steven’s power law having empirical value