KROK 1 2010 – Question 90 · KROK (Medicine) · Physiology

After destruction of CNS structures an animal lost orientative reflexes. What structure was destroyed?

  1. A. Black substance
  2. B. Lateral vestibular nuclei
  3. C. Quadrigeminal plate
  4. D. Medial reticular nuclei
  5. E. Red nucleus
Hint

Think about which brainstem centres integrate sudden visual and auditory stimuli to turn the eyes and head toward their source.

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