This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Physiology
The inability to perceive the texture & shape an object occurs in lesion of: 
Select and explain. 
A. Lateral spino-thalamic tract, B. Nucleus gracils, C. Spino reticular tract, D. Nucleus cuneatus
D: Nucleus cuneatus
Answer: D: Nucleus cuneatus 
Explanation: D i.e. Nucleus cuneatus The middle pa of cuneate nucleus, the pars rotunds which receives impulses from digits, palm, dorsum of hand & forearm is specific for stereognosisQ.