MCQ Physiology Answer 11
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(Ganong 20th ed., 120)
Weber-Fechner law states that the magnitude of sensation felt is proportional to the log of the intensity of the stumulus.
Doctrine of specific nerve energies: the sensation evoked by nerve impulases generated in a receptor depends upon the specific part of the brain they ultimately activate.
Law of projection: no matter where a particular sensory pathway is stimulated along its course to the cortex, the conscious sensation produced is referred to the location of the receptor.
The principle that the dorsal roots are sensory and the ventral roots are motor is known as the Bell-Magendie law.
Tags: MCQ, Physiology, Bell-Magendie Law
Category: Physiology MCQs
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