Nutrition Exam 1 Questions and correct answers
What is the difference between an essential and non essential nutrient? - Correct answer Essential: comes from external source (can't be made by other nutrients)
Non essential: body make from nutrients in food"
"What's the purpose of the Daily...
Nutrition Exam 1 Questions and
correct answers
What is the difference between an essential and non essential nutrient? - Correct answer Essential:
comes from external source (can't be made by other nutrients)
Non essential: body make from nutrients in food"
"What's the purpose of the Daily Reference Intakes (DRI's)? - Correct answer prevent toxicity, to get
enough but not too much, aim for recommended daily allowance"
"Name the six classes of nutrients: - Correct answer carbs (fuel source)
lipid (fat)
protein (make up bones, muscles and other tissues, energy)
vitamins (vital to life, metabolic)
minerals (no calories, growth/development)
water (solvent, lubricant, temp/chemical processes)"
"Macro vs micro nutrients - Correct answer macro: carbs, lipids, protein
micro, vitamins, minerals, water"
"Main function of carbohydrate - Correct answer source of fuel for the central nervous system and
muscles during exercise"
"Four types of fatty acids? - Correct answer saturated fats, trans fats, monounsaturated fats,
polyunsaturated fats (essential)"
"Two categories of vitamins? - Correct answer fat soluble and water soluble"
"How are minerals categorized? - Correct answer major: >100mg
Trace: <100mg"
"What are functional foods? - Correct answer substances in addition to the vitamins and minerals in
food that provide significant health benefits:
phytochemicals: plants
zoochemicals: animals"
"How many calories per gram are in each macronutrient? - Correct answer carbs= 4kcal/g
protein= 4kcal/g
fat= 9 kcal/g"
"15g carb=
3g protein=
1g fat= - Correct answer 15X4=60kcal
Page 1 of 6 3X4=12kcal
1X9=9kcal"
"Which chronic diseases does obesity increase the chance of acquiring? - Correct answer high total cholesterol/high triglycerides (coronary heart disease), type two diabetes, cancers, hypertension, sleep apnea, osteoarthritis"
"How does the DSHEA classify nutritional supplements? What role does the FDA have in regulating supplements? - Correct answer classifies vitamins, minerals, amino acids and herbal remedies as "foods"
prevents FDA from regulating them as heavily as additives for drugs"
"Epidemiology - Correct answer study of diseases in populations"
"Case-control study - Correct answer comparison of people who do and those that do not have a particular condition ex. people who have diabetes are overweight"
"Cohort study - Correct answer researchers analyze data from a selected group of people at intervals over a certain period of time
ex. Framingham heart study has followed 5,000 participants over the last 60 years and found those with high cholesterol more likely to have a heart attack"
"Double blind study - Correct answer has an experimental group and a control group and subjects are
randomly assigned so that neither researchers nor subjects know which group they're in"
"Placebo - Correct answer fake, when a participant who wasn't receiving treatment but thought they were and reported feeling better"
"Name some of the "red flags" when it comes to identifying questionable nutrition advice - Correct answer quick and easy fixes, natural, satisfaction guaranteed, one product does it all, time tested, paranoid accusations, personal testimonials, meaningless medical jargon"
"When assessing your disease potential, what is the relationship between your relatives and your risk? - Correct answer risk increases if the relative is closer: highest risk if you have two first degree relatives with a specific disease, higher risk if disease developed in relative before age 50"
"What are the three components of a healthy diet? - Correct answer appropriate calorie intake, appropriate eating schedule, balanced diet"
"What are the rules for combining balance and moderation? - Correct answer eating from all five food groups and choosing the more nutrient dense option, understanding the recommended portions"
"Define nutrient density and empty calories - Correct answer nutrient density: small number of calories and lots of vitamins and minerals
empty calories: sugars/fats, calories without nutrients that aren't fulfilling"
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