Which discipline studies the relationship between physical stimuli and the sensations they evoke?

1. The chapter defines a stimulus as something that activates a sensory receptor. 2. It states that the link between a stimulus and the sensation it produces is studied in a specific discipline. 3. That discipline is named in bold in the text as psychophysics. 4. So the field investigating stimulus to sensation mapping is psychophysics. _Source: syllabus Psychology Ch 4 "Sensory, Attentional and Perceptual Processes", p. 62, Sense Modalities_