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Nutrition 201 Final Exam Questions & Correct Verified Answers Newest 2026-2027. Graded A+,, Exams of Nutrition

Yale UniversityNutrition

Nutrition 201 Final Exam Questions & Correct Verified Answers Newest 2026-2027. Graded A+, Exams of Nutrition Validate Pass Nutrition 201 Final Exam Questions & Correct Verified Answers Newest 2026-2027. Graded A+, Exams of Nutrition Validate Pass

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Nutrition 201 Final Exam Questions & Correct
Verified Answers Newest 2026-2027. Graded A+,
Exams of Nutrition Validate Pass
What is nutrition? - ANSWER-The study of the effect that the food
that we eat has on our body
What is food science? - ANSWER-The study of food outside of the
body
What is a nutrient? - ANSWER-A substance in food that provides
energy and structure to the body and regulates body processes
What is a calorie? - ANSWER-The amount of heat required to
raise 1 gram of water by 1 degree celsius
What are the general dietary guidelines? - ANSWER-- Meet the
RDA (or AI)
- Avoid exceeding the UL
What is the AMDR for carbohydrates? - ANSWER-45-65% of
calories should come from carbohydrates
What is the AMDR for fat? - ANSWER-20-35% of calories should
come from fat
What is the AMDR for saturated fat? - ANSWER-less than 7-10%
of calories should come from saturated fat
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Download Nutrition 201 Final Exam Questions & Correct Verified Answers Newest 2026-2027. Graded A+, and more Exams Nutrition in PDF only on Docsity!

Nutrition 201 Final Exam Questions & Correct

Verified Answers Newest 2026-2027. Graded A+,

Exams of Nutrition Validate Pass

What is nutrition? - ANSWER -The study of the effect that the food that we eat has on our body What is food science? - ANSWER -The study of food outside of the body What is a nutrient? - ANSWER -A substance in food that provides energy and structure to the body and regulates body processes What is a calorie? - ANSWER -The amount of heat required to raise 1 gram of water by 1 degree celsius What are the general dietary guidelines? - ANSWER -- Meet the RDA (or AI)

  • Avoid exceeding the UL What is the AMDR for carbohydrates? - ANSWER -45-65% of calories should come from carbohydrates What is the AMDR for fat? - ANSWER -20-35% of calories should come from fat What is the AMDR for saturated fat? - ANSWER -less than 7-10% of calories should come from saturated fat

What is the AMDR for protein? - ANSWER -10-35% of calories should come from protein What is the recommended daily value of cholesterol? - ANSWER - Less than 300 mg What is the recommended daily value of dietary fiber? - ANSWER -25-38 grams What is the recommended daily value of sodium? - ANSWER -Less than 2,300 mg Define AI - ANSWER -Adequate level intake; used to examine the likelihood that intake is adequate when no RDA is set for a nutrient Define EAR - ANSWER -Estimated average requirement; used to examine the likelihood that intake is adequate in a population Define RDA - ANSWER -Recommended dietary allowance; used to examine the daily level of sufficient intake to meet the nutrition requirements of nearly all healthy individuals Define UL - ANSWER -Tolerable upper intake level; used to examine the likelihood of excess or toxicity How many calories is daily value based on? - ANSWER - Calories

What is the role of the large intestine in digestion? - ANSWER -- Absorption of fluid and electrolytes

  • Microbial action
  • Elimination of wastes Differentiate between prebiotics and probiotics - ANSWER -- Prebiotics are nutrients that promote the growth of beneficial microorganisms in the intestines
  • Probiotics are the live microorganisms in our food that promote health Describe the absorption process of water-soluble nutrients into the bloodstream - ANSWER -portal circulation โ†’ liver โ†’ bloodstream Describe the absorption process of fat-soluble nutrients into the bloodstream - ANSWER -lymphatic system โ†’ heart โ†’ bloodstream How is energy expressed? - ANSWER -As Kilocalories (Kcal) Define kilocalorie (kcal) - ANSWER - How many kcals are in 1 pound of stored energy? - ANSWER - 3,500 kcals How much energy is derived from 1 gram of carbohydrates? - ANSWER -4 kcal/g

How much energy is derived from 1 gram of fats? - ANSWER - kcal/g How much energy is derived from 1 gram of protein? - ANSWER - 4 kcal/g What are the three types of carbohydrates? - ANSWER -- Monosaccharide

  • Disaccharides
  • Polysaccharides What are monosaccharides? Examples? - ANSWER -- Simple carbohydrates with 1 sugar unit
  • Ex. glucose, fructose, galactose What are disaccharides? Examples? - ANSWER -- Simple carbohydrates with 2 sugar units
  • Ex. sucrose, lactose, maltose What are polysaccharides? Examples? - ANSWER -- Complex carbohydrates with more than 10 sugar units
  • Ex. glycogen, starch, fiber Describe triglycerides - ANSWER -- Circulatory form of energy in our bodies
  • 95% of dietary lipids
  • Stored in fat cells

What are the 3 steps to energy production? - ANSWER -1. Glycolysis

  1. TCA cycle
  2. Electron transport chain What are the products of energy production? - ANSWER -ATP, CO2, and H2O What are enzymes? - ANSWER -Biological catalysts that speed up chemical reactions What are coenzymes? - ANSWER -Organic compounds that assist enzymes What are the functions of carbohydrates? - ANSWER -- Provide energy
  • Maintain normal blood glucose levels
  • Aid in normal functioning of the gastrointestinal tract
  • Reduce blood lipids What are some common food sources of fiber? - ANSWER -Wheat, brain, oats, oat bran, barley, fruits and vegetables, legumes, seeds What is the RDA for carbohydrates? - ANSWER -130 grams per day

What is the recommended intake of added sugars? - ANSWER -5- 25% of caloric intake What is the normal blood glucose level? - ANSWER -70-100 mg of glucose/100 ml of blood Where is glycogen stored? - ANSWER -The liver and muscles What are the two hormones involved in maintaining blood glucose levels? - ANSWER -Insulin and glucagon What is fiber? - ANSWER -- Non-digestible carbohydrate and lignin from plant cell walls

  • Can be soluble or insoluble What are the health benefits of fiber? - ANSWER -- Decreases cardiovascular disease
  • Decreases overall GI tract diseases, including cancers
  • Weight loss benefits What are the functions of lipids? - ANSWER -- Provide energy
  • Serve as energy reserve
  • Assist in transport and absorption of fat-soluble vitamins
  • Serve as a source of essential fatty acids
  • Insulate and protect organs
  • Cholesterol maintains cell walls and plays a role in making vitamin D, bile, and hormones

Describe water-soluble vitamins & give examples - ANSWER -- Absorbed and free in the blood

  • Urinary excretion in excess intakes
  • Ex. Vitamin B and C Describe fat-soluble vitamins & give examples - ANSWER -- Absorbed in the lymphatic system and carried by proteins in the blood
  • Stored in excess intake
  • Ex. Vitamins A, D, E, and K What are the characteristics of vitamins? - ANSWER -- Organic (carbon) compounds
  • Precursors
  • Soluble
  • Toxicity What are the functions of vitamins? - ANSWER -Coenzyme, antioxidants and coagulation Which vitamin functions as a coenzyme? - ANSWER -Vitamin B Which vitamin functions as an antioxidant? - ANSWER -Vitamins C and E Which vitamin functions in coagulation? - ANSWER -Vitamin K

Which vitamin functions in bone health? - ANSWER -Vitamin D Which vitamin functions in sight? - ANSWER -Vitamin A What is the minimum caloric requirement to ensure adequate vitamin intake? - ANSWER -1,200 kcal What are the characteristics of minerals? - ANSWER -- Inorganic elements

  • Always retain their chemical identity
  • Cannot be destroyed by heat, air, acid, or mixing Differentiate between major and trace minerals - ANSWER -Unlike trace minerals, we need more than 100 mg/day of major minerals What is the #1 nutrient deficiency in the US? - ANSWER -Iron What type of iron is best absorbed in the body? What is the main source of this iron? - ANSWER -Heme iron from animals What are the roles of sodium in the body? - ANSWER -- Principal cation of extracellular fluid (primary regulator of volume)
  • Acid-base balance
  • Nerve impulse transmission
  • Muscle contraction

What are some non-modifiable risk factors of osteoporosis? - ANSWER -- Female gender

  • Older age (> 50)
  • Small frame
  • Family and personal history
  • Caucasian, asian, hispanic/latino
  • Estrogen/testosterone deficiencies What are some modifiable risk factors of osteoporosis? - ANSWER -- Sedentary lifestyle
  • Diet inadequate in calcium/vitamin D
  • Diet excessive in protein, sodium, caffeine
  • Cigarette smoking/alcohol abuse
  • Low body weight
  • Certain medications What is hypertension? - ANSWER -High blood pressure What is the DASH diet? - ANSWER -- Dietary Approach to Stop Hypertension
  • Designed to lower blood pressure
  • Emphasizes fruits, vegetables, and low-fat dairy products