Study guides, Class notes & Summaries

FSN 230: MIDTERM 1

FSN 230 MIDTERM 1

Factors that control the growth of microorganisms correct answer: 1. intrinsic parameters 2. extrinsic parameters intrinsic parameters correct answer: internal parts of food that can affect growth of microbes; (existing as an essential part) of the plant or animal tissue: -pH of food, moisture content, oxidation-reduction porteintail (O/R: Eh), nutrient content, antimicrobial constituents, biological structures intrinsic parameters: pH correct answer: -most microbes grow best at pH va...

what is the food industry? correct answer: -"from farm to fork" -includes 1. production 2. manufactoring 3. distribution 4. marketing what major production lines can the food industry be divided into? correct answer: -cereal and bakery -meat, fish and poultry -fruits and veggies what is the allied industry? correct answer: -non food items necessary for the marketing of food what are the types of allied industry? correct answer: 1. packaging 2. equipment 3. chemicals 4....

Enzymes correct answer: Catalyze chemical reactions to convert proteins, fats and carbohydrates to less complex compounds Enzymes are responsible for changes in flavore, color, texture and nutritional properties Enzyme Temperature correct answer: 60-150 F OPTIMAL ACTIVITY 160-200 F Inactiviated Enzyme pH correct answer: Most enzymes activate only over a narrow range Optimum pH varies Affects both catalytic activity and enzyme stability Protease correct answer: All enzymes that...

Food Poisoning correct answer: Pathogenic MO's cause food borne illness Food Poisoning is a common term used to describe 2 types of food caused sickness- Food infection and Food intoxication Food Infection correct answer: The living microorganisms must be PRESENT in the food. The person involved must consume very high numbers of the living microorganism. The living microorganism in the gut of the person involved causes the illness 1. Salmonella 2. shigella 3. vibrio 4. trichinella 5. esh...