Understanding the Role of Sensory Analysis in Food Evaluation
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Understanding the Role of Sensory Analysis in Food Evaluation

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Questions and Answers

What is the main physiological factor affecting sensory judgement?

  • Cross Adaptation
  • Natural variation between and within individuals (correct)
  • Adaptation effect when samples tasted singly
  • Synergy/enhancement in mixtures of solutions

    • Which factor causes a decrease in sensitivity on repeated stimulation?

  • Simple adaptation (correct)
  • Cross Adaptation
  • Adaptation effect when samples tasted singly
  • Synergy/enhancement

    • What is the effect of tasting another stimulus prior to a test stimulus, reducing its perception?

  • Adaptation effect when samples tasted singly
  • Cross Adaptation (correct)
  • Synergy/enhancement
  • Natural variation between individuals

    • What factor results in a decreasing response on repeated tasting, often due to sensory fatigue?

    <p>Simple adaptation</p> Signup and view all the answers

    Which factor refers to the occurrence in mixtures of solutions where the actual concentrations do not change, only a change in perception?

    <p>Synergy/enhancement</p> Signup and view all the answers

    What can lead to inconsistent response due to time of day, mood, and previous eating/drinking?

    <p>Natural variation between and within individuals</p> Signup and view all the answers

    In the context of simultaneous presentation of stimuli as mixtures, which term describes the effect where the presence of substance X increases the perceived combined intensity of substances X & Y such that the perceived intensity of the mixture is greater than the sum of the intensities of each component evaluated individually?

    <p>Synergy</p> Signup and view all the answers

    Which term is used to describe the effect where one substance decreases the perceived intensity of a mixture of that substance and one or more other substances?

    <p>Suppression</p> Signup and view all the answers

    What factor can lead to ratings influencing each other when more than one attribute of a sample is evaluated at a time?

    <p>Halo Effect</p> Signup and view all the answers

    Which psychological factor may arise if information given with the sample brings out preconceived ideas in panelists?

    <p>Expectation Error</p> Signup and view all the answers

    What type of error is associated with the tendency to give the same responses when a series of slowly increasing or decreasing stimuli are presented?

    <p>Error of Habituation</p> Signup and view all the answers

    Which term refers to the influence of irrelevant criteria on panelist responses, such as the style, shape, or color of the container?

    <p>Stimulus Error</p> Signup and view all the answers

    What solution can be employed to address the Halo Effect in sensory evaluation?

    <p>Present separate sets of samples for evaluation of the particular characteristic of prime interest</p> Signup and view all the answers

    If substance X enhances the perceived intensity of substance Y, what effect does this demonstrate in simultaneous presentation of stimuli as mixtures?

    <p>Enhancement</p> Signup and view all the answers

    Study Notes

    The Role of the 3-2-1-0-S in the 3-2-1-0-S of the 3-2-1-0-S

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    Description

    Learn about the process of sensory analysis in evaluating food quality, known as the 3-2-1-0-S. Explore how sensory attributes are assessed and the significance of this method in the food and beverage industry.

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