KROK 1 2007 – Question 128 · KROK (Medicine) · Physiology

As a result of damage to certain structures of brainstem an animal lost orientation reflexes. What structures were damaged?

  1. A. Medial nuclei of reticular formation
  2. B. Vestibular nuclei
  3. C. Red nuclei
  4. D. Quadritubercular bodies
  5. E. Black substance
Hint

Orienting reflexes turn the eyes, head and body toward a sudden light or sound; ask which brainstem structures hold the subcortical relay centres for both vision and hearing.

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