Brainstem

Question 1

In the midbrain, what important structures are at the level of the superior colliculus?

Answer 1

superior colliculus, oculomotor nucleus, red nucleus, superior cerebellar peduncle, and SN

Question 2

Unilateral damage to the superior colliculus causes _____.

Answer 2

contralateral visual field neglect, impaired tracking, but no deficit with eye movements

Question 3

Stimulation of the superior colliculus causes _____.

Answer 3

contralateral conjugate eye deviation