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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Porovnání vybraných masných výrobků z hlediska jejich výživové hodnoty

Gabrhel, Lukáš January 2019 (has links)
The theoretical part of the diploma thesis focuses on meat products, especially distribution, labeling according to the legislation, processing technology, analytical methods and some possible health risks associated with consumption. The practical part of the thesis is aimed to determine the content of total protein, fat, salt and dry matter in 20 selected meat products. Based on similarities, these products were divided into 4 groups and average values were compared between the groups. There was a statistically significant difference (p < 0.05) only between two groups in the average fat content determined by analysis. The determined amounts of protein, fat and salt were also compared with facts on the label. The determined protein content exceeded the permissible tolerance in 2 samples. The determined fat content in 5 samples and the salt content in 1 sample were lower than the lower limit of the permissible tolerance. Regarding the results of sensory evaluation, statistically significant differences (p < 0.05) were found in colour, consistency, juiciness, smell and overall taste.
2

Výživový stav seniorů v závislosti na výživových zvyklostech. / Nutritional status of seniors depending on their dietary habits.

Horová, Markéta January 2013 (has links)
The title of the work: Nutritional status of seniors depending on their dietary habits. The aim of the work: The aim of my project is monitoring of nutritional status of women in the age group between 55-74 years old. Methodology: This work is a case study and is composed as a qualitative research. The main method for determining the nutritional status and dietary habits of the women was interwiev, clinical and anthropometric examination according to a standardized protocol input of Survey Project-Health application (Fiala, 1998). As for data collecting, it is a prospective study. The obtained data regarding nutritional habits, alcohol consumption, smoking, level of physical activity, psychosocial stress, family anamnesis, blood pressure, anthropometric and biochemical parameters of individual respondents were processed by a computer program Survey (Kozina, 2001). The results are in output protocols, which contain charts, scales, tables and text with graphic design program options within Excel. Outcomes: Nutritional status of women in the study (55 - 74 year old) shows the overweight or even obesity. Only 10 % of the women had % of body fat in standard, 90 % had high % of body fat. 7 participants out of 10 showed rather hazardous or risky android fat deposition in the abdominal area. Common to all...
3

Dietní systém z pohledu makronutrientů a mikronutrientů / Diet system from the perspective of macronutrients and micronutrients

Kočí, Kateřina January 2019 (has links)
The aim of the thesis: The aim of this observational study of non-interventional nature, was to map the representation of macronutrients and selected micronutrients in the menus served to patients suffering of gastritis as well as other nutrition diets. Additionally, to research and review the dietary systems in healthcare facilities of the Czech Republic, in order to compare the obtained data with recommended nutritional intakes, as recommended/stated in the issue "Reference Values for Nutrition Intake". The purpose is to evaluate, whether both types of the diets follow the recommended values. Methodology: The source of the data for this thesis were the menus distributed to patients following the recommendations of norms related to gastritis and rational nutrition diets for the period of one week. By applying the "Nutriservis PROFESIONAL software" the content of studied macronutrients and selected micronutrients in the daily menus was determined in the collected data. Results: Ten selected healthcare facilities from six regions in the Czech Republic participated in the research. It was determined from the obtained data, that insufficient presence of fiber, wrong balance, as well as the amount of unsaturated and saturated fatty acids along with high amount of sodium were the key malpractices,...
4

Zajištění bezpečné a vyvážené výživy v zemích jihovýchodní Asie

Cwik, Jana January 2019 (has links)
This thesis deals with alimentary diseases in selected countries of Southeast Asia. The theoretical part of the thesis describes food safety and nutritional sufficiency, which is often related to individual alimentary diseases. They are divided according to the originators of the disease to viral, bacterial and parasitic. The ways of the most common transmission of the disease agent, their progression, prevalence and incidence in the three selected countries of Southeast Asia (Malaysia, Thailand and Myanmar) are described for the following diseases: rotavirus infections and hepatitis, cholera and typhoid, schistosomiasis and taeniasis. Important risk factors that significantly affect the occurrence of these foodborne diseases are defined in the thesis. The most serious foodborne diseases in Southeast Asia are typhoid fever, norovirus infections and hepatitis A. The most effective preventive measures are vaccination programs, improved personal and communal hygiene and access to safe water.
5

Stanovení výživové hodnoty masných výrobků

Piechowiczová, Markéta January 2018 (has links)
The goal of theoretical part of this my diploma thesis was to study and find out needs of human organism in all phases of life to amount of nutritions and energy income. Next goal was to describe contents of meat products and determinate benefits and negatives of their consummation. Next, the demands for content of meat products and their labeling was described. In practical part of my diploma thesis was determined contents of proteins, fats, salt and dry matter was determined. From the contents of proteins and fats was than calculated energy values of selected meat products. Proteins was determined by Kjeldahl´s method. Fats were determined with extraction method by Soxhlet and also by machine MeatScanTM. Contents of salt was determined with argentometric method by Mohr and dry matter was determined gravimetricly and on machine MeatScanTM. Final results were compared with tables of contents on packages of analyzed meat products. Differences between determined values and values which were on labels was found in approximately 75% cases (P < 0.05). Test results were then used for comparison of nutrient and energetic values between analyzed meat products. Best results from the nutrition point of view had “selection ham” and “the ham of highest quality”. Contents of nutritions was then compared with the valid legislative. All samples of meat products were in compliant with set demands. Lastly, there was sensor analysis. The products were divided in two groups. In one group, there were only franfurters. In the second group were remaining samples of meat products. With frankfurters the only proven difference was in the descript of salinity in spite of the fact, that the samples didn´t have different content of salt (P < 0.05). The best rated product in the second category was “the ham of the highest quality”, the worst rated product was “selected beef ham”. From the nutrient and a sensor point of view is best “the ham of highest quality”.
6

Srovnání metod stanovení výživové hodnoty masných výrobků a její uvádění na obale

Podbřecká, Žaneta January 2018 (has links)
The thesis Comparison of Methods of Determination of Nutritional Value of Meat Products and their Presentation on the Packaging consists of theoretical and practical part. The theoretical part deals with chemical composition of meat, description and division of meat products according to current legislation, packaging and labeling of foods and nutritional value. The last chapter is focused on laboratory methods of analysis of basic components of meat products. The practical part contains the physics-chemical and sensory analysis. The psychics- chemical analysis describes the laboratory determination of the dry matter, fat protein and salt content of selected meat products produced by the meat company Hadac and Zapletal s.r.o., and the differences between the results obtained using the used methods and the labeling on the consumer packaging. Sensory analysis deals with evaluation of selected meat products descriptors and comparison of results.
7

Komplexní nutriční typologie-efektivní forma hubnutí? / Complex Nutrition Typology - an effective form of weight loss?

Bláhová, Kateřina January 2014 (has links)
Title of the diploma:Complex nutrition typology- an effective form of weight reduction? Objectives: Evaluation of effectiveness of complex nutrition typology during weight reduction. Overall characteristics of metabolic typology and typologies, which influence determination of metabolic type. Comparison of metabolic typology with general healthy eating recommendations published by the Society for Nutrition (2012). Methods: Analysis and comparison of literature with obtained information, comparison of metabolic typology with general nutrition recommendations. The application of theory through survey completed by clients of complex nutrition typology. Evaluation of results of the survey. Results: Creation of overall characteristic of complex nutrition typology and results of analysis on effectivity of this method during weight reduction. Outcome of the research has confirmed the effectivity of complex nutrition typology during weight reduction. Keywords: Metabolic type, body weight reduction, racional diet, dietary guidelines.
8

Komplexní nutriční typologie-efektivní forma hubnutí? / Complex Nutrition Typology - an effective form of weight reduction?

Bláhová, Kateřina January 2015 (has links)
Title of the diploma:Complex nutrition typology - an effective form of weight reduction? Objectives: Evaluation of effectiveness of complex nutrition typology during weight reduction. Overall characteristics of metabolic typology and typologies, which influence determination of metabolic type. Comparison of metabolic typology with general healthy eating recommendations published by the Society for Nutrition (2012). Methods: Analysis and comparison of literature with obtained information, comparison of metabolic typology with general nutrition recommendations. The application of theory through survey completed by clients of complex nutrition typology. Evaluation of results of the survey. Results: Creation of overall characteristic of complex nutrition typology and results of analysis on effectivity of this method during weight reduction. Outcome of the research has confirmed the effectivity of complex nutrition typology during weight reduction. Keywords: Metabolic type, body weight reduction, racional diet, dietary guidelines
9

Srovnání stravovacích návyků vybrané skupiny dětí mladšího školního věku v České republice a v Dánsku / Comparing the eating habits of selected groups of elementary school children in the Czech Republic and Denmark

Víchová, Kristina January 2013 (has links)
This thesis deals with nutrition and diet, especially at a young age. The aim of this thesis is to investigate and compare the dietary habits of selected pupils from the Czech Republic and Denmark. It is divided into theoretical and practical parts. The theoretical part deals with the basic elements of nutrition, proper eating and water intake, general nutritional recommendations for children and adults, and nutrition of children. In addition the theoretical part of the thesis is focused on a catering in the Czech Republic and Denmark. The practical part contains results of a research concentrated on eating habits of a selected group of school children in the Czech Republic and Denmark. As a method of data collection was chosen the written form of an anonymous questionnaire. As part of the survey were compared to partial aspects of eating. These were mainly the consumption of fruits, vegetables, sweets, soft drinks, dairy products and fast food. The survey shows that a selected group of Danish children in selected aspects eat better. A group of Danish children consume more vegetables and fruits and consume more whole grain dark bread instead of light. In contrast, a group of Czech children consume more sweets and drink more soft drinks. Daily diet Czechs and Danes are very different. The survey...
10

Informační systém pro výživovou poradnu / Information system for nutrition counseling

Švimberský, Jan January 2013 (has links)
The aim of this diploma thesis is the design and implementation of web based individual information system for nutritional counseling organizations. This work is divided into several parts. The first part is devoted to the description and evaluation of applications available to support nutrition counseling organizations with reasoning why these applications are not very viable option. The second part is devoted to the analysis and design of the system in terms of vision, specification of functional and non-functional requirements, description of use cases, screen designs and architecture design using conceptual data schema and sitemap. This section is written according to the modified methodology MMSP. The third section demonstrates the implementation of the system on code written in ASP.NET language for three selected webpages. These pages are about dealing with the list of values and creating food recipes. The current version of the information system is added as an attachment.

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