PPT-Age-related sensory perception and food

behavioUr Dr Lisa Methven lmethvenreadingacuk 1 Sensory Science Centre Department of Food and Nutritional Sciences 2 From Baby to Grandparent what should we sensory scientist product developer . Eesha Sharma, MD. Sense organs. Receptor potential. Generator potential. Psychophysics. Gustav Theodor Fechner, 1860. Quantitative relationship between physical stimuli and the sensations and perceptions they effect. Evaluation ---. Ch. 3. Sensory evaluation. The sum . of a food’s :. Influences on likes and dislikes. Physical . (genetic differences). Psychological . (taste bias created from past experiences). Modules 16 & 17. Perceptual organization. 3. Perceptual Organization. How do we form meaningful perceptions from sensory information?. We organize it. Gestalt psychologists showed that a figure formed a “whole” different than its surroundings.. Eesha Sharma, MD. Sense organs. Receptor potential. Generator potential. Psychophysics. Gustav Theodor Fechner, 1860. Quantitative relationship between physical stimuli and the sensations and perceptions they effect. :. a. increase. b. decrease. c. stay the same. d. first increase, then decrease. . 3. A . blind experimental design should be sufficient to eliminate:. a. placebo effects. b. experimenter effects. c. self-selection. CHAPTER 4. SENSATION & PERCEPTION. Sensation. : The process of receiving stimulus energies from the external environment and transforming those energies into neural impulses.. How energy from the world is transformed into neural impulses that our brain can understand.. Eesha Sharma, MD. Sense organs. Receptor potential. Generator potential. Psychophysics. Gustav Theodor Fechner, 1860. Quantitative relationship between physical stimuli and the sensations and perceptions they effect. PSYCHOPATHOLOGY. OF PERCEPTION . 2. By. Dr. Suresh . Parihar. PSYCHOPATHOLOGY. OF PERCEPTION . What is Psychiatry ?. What is psychopathology ?. What is Perception ?. What is Difference b/w Sensation & Perception ?. 16-1: . WHAT ARE . SENSATION. AND . PERCEPTION. ? WHAT . DO WE MEAN . BY . BOTTOM-UP PROCESSING . AND . TOP-DOWN PROCESSING?. Sensation and perception are actually parts of one continuous process.. Sensation: . Introduction. Sensation =. . stimulation of sense organs. . Perception = selection. , organization, and interpretation of sensory input. An Overview of Sensation to Perception. The Visual System: Essentials of Sight. How the brain & . body communicate. Week 2: Sensory Perception. Week 3: Information Processing. Week 4: Cognition & Motor Action. Week 5: Review and Exam 1. Ascending vs. Descending Pathways. SECTION 1: SENSATION. WHAT IS SENSATION?. Def. : what occurs when a stimulus activates a receptor. Stimulus. : an aspect of or change in the environment to which an organism responds. SENSATION CONTINUED. Introduction. Sensation. The . process by which our sensory receptors and nervous system receive and represent stimulus energies from our . environment. Perception. The process of organizing and interpreting sensory information, enabling us to recognize meaningful objects and . B.K.Singh. ,. Dairy . Technology. SENSORY EVALUATION. Sensory evaluation is a scientific discipline that analyses and measures human responses to the composition and nature of foods and drink. . Sensory evaluation does not just deal with "likes and dislikes,“ “OK or not OK” but the process scientifically elicits, measures, analyses and interprets psychological and / or physiological responses to physical stimuli produced by a food product..