This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous Nervous System, Subject name: Physiology
Weber Fechner law is related to - 
Select and explain. 
A. Phantom limb, B. Force of contraction in heart, C. Intensity of stimulus and sensation felt, D. Cortical plasticity'
C: Intensity of stimulus and sensation felt
Answer: C: Intensity of stimulus and sensation felt 
Explanation: Ans. is 'c' i.e., Intensity of stimulus and sensation felt Weber Fechner law"Magnitude of sensation felt is proportionate to the log of intensity of the stimulus"Bell Magentic lawIn the spinal cord - dorsal roots are sensory and ventral roots are motor Law of projectionDescribe phantom limb sensation