Nerve fibre MCQ 6+

Test your knowledge with important Nerve fibre MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 36+ more Nerve fibre MCQs on Bissoy. Bissoy App

• In injury of the peripheral nerve
  ক

  Pure sensory or pure motor nerve tends to regenerate better than mixed nerve

  খ

  Wallerian degeneration occurs 3 days after the injury

  গ

  During recover

  ঘ

  the rate of regeneration is about 1 mm per day

  ঙ

  Inneuropraxia

  চ

  there is anatomical disruption of the nerve

  ছ

  Wallerian degeneration occurs proximal to the site of the injury
• Nerve fiber types are
  ক

  A  motor to muscle spindle

  খ

  C carries postganglionic sympathetic impulse

  গ

  A alpha carries touch

  ঘ

  B fiber carries pain and temperature

  ঙ

  A  carries proprioception
• Non myelinated axon differ from myelinated axons in that they are
  ক

  Less excitable

  খ

  Refractory for a longer period after excitation

  গ

  Not sheathed in schwann cells

  ঘ

  Not capable of regeneration after section

  ঙ

  Found only in autonomic nervous system
• The preganglionic fiber of parasympathetic neuron
  ক

  Is carried in the vagus nerve

  খ

  Synapse with nicotinic receptor

  গ

  Is carried in the axon of sacral nerve

  ঘ

  Is carried in the short capillary nerve

  ঙ

  Synapse with the muscarinic receptor
• Regarding nerve fibres
  ক

  Aα and AB are the largest nerve fibers

  খ

  C-fibers are the smallest nerve fibers

  গ

  Aα & Aγ fibers are associated with motor function

  ঘ

  A & C fibers are myelinated

  ঙ

  C-fibers carries fastest rate of impulse conduction