This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anatomy
lesion at spinal sensory nucleus of trigeminal nerve leads to loss of ? 
Select and explain. 
A. touch, B. position sensation, C. contralateral pain, D. ipsilateral temperature
D: ipsilateral temperature
Answer: D: ipsilateral temperature 
Explanation: 3 pas of trigeminal nucleus : mesenchephelic sensory nucleus : position sense of eye , mandiblle, tongue main sensory nucleus= touch spinal sensory nucleus = pain temperature ipsilaterally ref : bd chaurasia