HNF 150 - MSU Exam 1 Questions And Answers All Verified New Update

HNF 150 - MSU Exam 1 Questions And Answers All Verified New Update What is nutrition? - Correct Answer -study of how food nourishes the body Vitamin C - Correct Answer -protects cells against damage important for healthy gums and skin helps absorb iron prevents scurvy What are nutrients? - Correct Answer -components of food that are indispensable to the body's functioning What do nutrients provide? - Correct Answer -energy serve as building material maintain or repair body parts supports growth "Essential" Nutrients - Correct Answer -must be obtained from an external source because we can't make them ourselves or can't make enough Type of Nutrients - Correct Answer -Water Carbohydrates Lipids Proteins Vitamins Minerals What are calories? - Correct Answer -1 calorie = the amount of heat needed to raise the temperature of 1 liter of water 1 degree Celsius Nutrient Density - Correct Answer -foods rich in nutrients relative to their energy content (calories) *usually whole foods Why measure diet and nutrition? - Correct Answer -- characterize dietary patterns of individuals - assess exposure to food, nutrients and non -nutrients - identify population groups who do not have adequate nutrition for preventing diseases How do we measu re diet and nutrition? - Correct Answer -Anthropometric methods Clinical examination Diet Questionaries Biomarkers Food Frequency Questionnaire (FFQ) - Correct Answer -measures usual amounts of foods commonly eaten over a time period Biomarkers - Correct Answer -measure nutrients or metabolites in bio fluids (blood, urine, saliva, tissues, hair nails, skin, etc.) Type of Studies - Correct Answer -Case studies Epidemiological studies Intervention studies Laboratory studies Case Studies - Correct Answer -studies of individuals Epidemiological Studies - Correct Answer -studies of population, often used in nutrition to search for correlations between dietary habits and disease incidence Intervention Studies - Correct Answer -studies of population in which obser vation is accompanied by experimental manipulation of some population members Laboratory Studies - Correct Answer -studies that are performed under tightly controlled conditions and are designed to pinpoint cause and effect Experimental Group - Correct An swer -group or animals participating in an experiment that receives the treatment under investigation Control Group - Correct Answer -group of individuals who are similar in all possible respects to the group being treated, but receive a sham treatment(placebo) Energy Yield - Correct Answer -provide kcalories Refined - Correct Answer -lost nutrients during processing Enriched - Correct Answer -added back in Fortified - Correct Answer -added, not natural Functional foods - Correct Answer -any healthy food claimed to have a health promoting or disease preventing property beyond the basic function of supplying nutrient Energy -yielding nutrients - Correct Answer -nutrients the body can use for energy: carbs, fats, proteins