Q. Sensation is initiated by physical stimuli that surround also inhabit body. As stimuli impinge on receptors, neural impulses are initiated also speed along specific pathways toward destinations in brain. During sensation assorted influences come into play; intensity of stimulation, its repetitiousness also range also mixture of stimuli. Stimulation may be subliminal, may produce sensory adaptation or may be less than optimal. Below, explain phenomenon being described in terms of concept listed after it.