Summary: Food Related Allergies And Intolerances (Biochemical Aspects)

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Read the summary and the most important questions on Food Related Allergies and Intolerances (Biochemical aspects)

  • 1 Classifications, definitions and general causes of adverse reactions

  • 1.2 General Classification

  • How can you classify adverse reactions?

    • Aversion
    • Non-toxic response
    • Toxic response
  • Give examples of aversion, non-toxic response and toxic response

    • Aversion --> child disliking his/her food
    • Non-toxic response --> allergies and intolerances
    • Toxic response --> food poisoning (heavy metals, pathogenic micro-organisms)
  • What is the difference between a non-toxic and toxic response?

    Non-toxic is person related, whereas toxicity reactions apply to all.
  • 1.3 Food Aversion

  • What are symptoms of food aversion?

    Nausea, sickness and gastrointestinal comfort. All symptoms are psychosomatic. Extreme manifestations are anorexia nervosa and bulimia nervosa.
  • What is orthorexia nervosa?

    An obsessive focus on specific foods, often marketed as super of healthy foods. By avoiding certain foods, a severe imbalance in the diet can occur.
  • 1.4 Food Poisoning

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  • What is the severity of food poising related to?

    To exposure: the frequency and dose of ingestion
  • Why does the presence of pesticides have to be monitored?

    The problem of misuse, make it necessary to monitor continuously, e.g. Aldicarb spraying on watermelons.
  • In which foods was ethylene oxide present?

    Sesame seeds and hydrocolloids
  • How can heavy metals end up in the food?

    • Contact of the food with improper packaging material or storage containers
    • Rare cases. During primary production process, e.g. Cows eating grass contaminated with mercury
  • How can endogenous natural toxins end up in food?

    By incomplete processing. Plant foods, e.g. Beans have to be cooked to inactivate the toxins.

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