KROK 1 2009 – Question 105 · KROK (Medicine) · Physiology
An experimental animal has lost orientative reflexes as a result of destruction of certain brainstem structures. What structures had been destroyed?
- A. Black substance
- B. Red nuclei
- C. Vestibular nuclei
- D. Medial nuclei of the reticular formation
- E. Quadrigeminal plate
Hint
Ask which brainstem centre integrates visual and auditory inputs for turning towards a sudden stimulus, as opposed to centres for tone, posture or balance.
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