The Nervous System Lecture by Dr. Hayder ALKifaee
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Questions and Answers

Which cranial nerve is involved in both motor functions for muscles of facial expression and sensory functions for the anterior two-thirds of the tongue?

  • Hypoglossal (XII)
  • Facial (VII) (correct)
  • Trochlear (IV)
  • Oculomotor (III)
  • Which cranial nerve is responsible for sensory input from the face and motor function of the muscles of mastication?

  • Accessory (XI)
  • Abducent (VI)
  • Olfactory (I) (correct)
  • Glossopharyngeal (IX)
  • From which part of the brain do the Cranial Nerves I & II arise?

  • Cerebellum
  • Cerebrum (correct)
  • Thalamus
  • Brainstem
  • Which cranial nerve is primarily sensory and is responsible for hearing and balance?

    <p>Optic (II)</p> Signup and view all the answers

    Which part of the nervous system is responsible for involuntary actions?

    <p>Autonomic Nervous System</p> Signup and view all the answers

    Which type of neuron has a single extension that divides into axon and dendrite?

    <p>Pseudounipolar neuron</p> Signup and view all the answers

    How many pairs of cranial nerves are there in the Peripheral Nervous System?

    <p>12 pairs</p> Signup and view all the answers

    What is the function of the Dorsal Root Ganglion in the nervous system?

    <p>Collection of neuronal cell bodies of sensory neurons</p> Signup and view all the answers

    Which part of the brain consists of a collection of neuron cell bodies embedded in neuroglia?

    <p>The Gray Matter</p> Signup and view all the answers

    How many pairs of spinal nerves are there named according to corresponding vertebra?

    <p>8 Cervical, 12 Thoracic, 5 Lumbar, 5 Sacral, 1 Coccygeal</p> Signup and view all the answers

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