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Toxic Plants and Fungi - Student Awareness of Specific Species as Prevention of Intoxication
Rendlová, Lucie ; Andreska, Jan (advisor) ; Hanel, Lubomír (referee)
ABSTRACTS The aim of this study is to evaluate the knowledge of poisonous plants and fungi among students and teachers and to present an overview of selected poisonous species of plants and fungi. The theoretical part focuses on the educational system and the inclusion of this issue in the Czech curriculum. The subsequent section presents case studies of serious poisonings of children, which served as one of the bases for selecting the individual species mentioned in the study. The overview of the individual species focuses on the description, active substances, and symptoms of poisoning, along with information on possible first-aid measures. Historical curiosities about some species are provided as potential didactic tools for teaching. In the practical part, I focus on verifying hypotheses, assuming a limited knowledge of this issue among both teachers and children. In the conclusion of the thesis, I confirm the hypothesis of superficial knowledge of poisonous plants and fungi among teachers. The hypothesis of children's lack of knowledge about the mentioned issue was not confirmed, but their knowledge was bolstered by a previous presentation on the topic. Awareness of various poisonous species is crucial not only for ensuring the safety of children during school events but also for teachers, who are...
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Natural toxins in food and their effect on human health
Houdková, Kristine ; Bušová, Milena (advisor) ; Schlenker, Anna (referee)
This bachelor thesis deals with the occurrence of natural toxic substances in food and describes their effect on human health. It focuses on toxic substances that are a natural part of plants, animals, and also on natural contaminants. This work is divided into theoretical and practical part. The aim of this work is to provide information and raise awareness about these substances, because they are an integral part of most foods. The purpose of the practical part is find out the level of public awareness of toxins in food and discover the frequency of mycotoxins appearences in food from the Rapid Alert System for Food and Feed (RASFF), which operates within the European Union. Mold toxins are a major worldwide problem, both in terms of public health and global economic. The research part of the work was carried out using a questionnaire survey through social networks. The general public seems to have a basic awareness of food safety and toxins substances in food. The bachelor thesis can serve as an informative and educational material for the public. Key words natural toxins - toxic substances - mycotoxins - alkaloids - poison
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