All are involved in Brown sequard syndrome except: (A) Ipsilateral pyramidal tract, (B) Contralateral dorsal column, (C) Contralateral spinothalamic tract, (D) Ipsilateral plantar extensor
Answer is B. In Brown sequard syndrome, a hemisection of the spinal cord results in 
-        Sensory

Loss of Ipsilateral dorsal column sensations. 
Loss of contralateral lateral column sensations.

-        Motor

Loss of ipsilateral corticospinal action- results in UMNL- Extensor plantar response.