TTU FDSC 2300 Exam 3 Questions and Answers 2024 Correctly done

A muffle furnace incinerates foods at about ________ (temperature). - Answer-500 degrees C A muffle furnace is used to determine the total amount of: - Answer-ash A typical drying temperature for the determination of moisture in meat products is: - Answer-100 degrees C An ADF analysis is used to determine____________ in foods and feedstuffs. - Answer-fiber Animal starch is mostly found in what organ? - Answer-liver Atwater factors are used to estimate what about a food or feed? - Answer-caloric content Cholesterol is a precursor for what vitamin? - Answer-Vitamin D Compare and contrast the two terms "atherosclerosis" and "arteriosclerosis." - Answer-Atherosclerosis refers to the development of artery-blocking plaques while arteriosclerosis refers to the arteries becoming hard and stiff. Define "dietary fiber" - Answer-Undigested parts of plant based foods, such as cellulose, that is natural to the plant. Consists of mostly complex carbohydrates that provide no calories. Describe the six steps that explain how serum cholesterol contributes to heart disease. - Answer-1. LDLs interact with free radicals to oxidize the LDL 2. Oxidized LDLs form artery-blocking plaques in blood vessels - atherosclerosis 3. Surrounding tissue proliferates and plaques expand 4 Over time the plaques become hard making arteries stiff and unyielding - arteriosclerosis 5 Eventually plaques calcify making arteries stiffer6 Loss of pliability of artery and narrowing of lumen causes blockage eventually severely restricting or totally blocks blood flow Identify the parts of the GI tract: - AnswerIn the digestion step of the Kjeldahl determination what, in addition to heat and catalysts, is used to digest the sample? - Answer-sulfiric acid Overweight and obese combined with physical inactivity predisposes individuals to five chronic health conditions. What are the five conditions? - Answer-Type II Diabetes, cardiovascular disease, hypertension, some types of cancers, poor bone health The fat hydrolyzing enzyme secreted by the pancreas is: - Answer-lipase The yellow breakdown product of hemoglobin that is secreted in bile from the liver is: - Answer-bilirubin