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NUR306 - Exam #1 Questions And Accurate Answers
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NUR306 - Exam #1 Questions And Accurate AnswersNutrition
The science that studies how nutrients and compounds in foods nourish the body and
affect body functions and overall health
Nutrients
Compounds in food that sustain body processes
Macronutrients
Carbohydrates, lipids, proteins
Micronutrients
Vitamins, minerals
6th class of nutrients
Water
organic
Contains carbon
Inorganic
Does not contain carbon
Essential nutrients
nutrients necessary for normal body functioning that must be obtained from food
,Nonessential nutrients
Nutrients that can be made in sufficient amounts in the body to meet the body's needs
and maintain health
Energy
The capacity to do work
Kilocalorie
The energy needed to increase the temperature of 1 kilogram of water 1 degree
centigrade; used to measure the energy contained in food; 1 kcal = 1000 cal
Energy content in carbohydrates
4 kcal/g
Energy content in lipids
9 kcal/g
Energy content in proteins
4 kcal/g
Energy content in water
0
Alcohol
, 7 kcal/g
Food choice drives
Personal taste, culture and environment, social life and trends, nutrition knowledge,
advertising,time, convenience, cost, habits, and emotions
Healthy Diet Characteristics
Variety, moderation and balance
Nutrient-dense food
It provides healthy nutrients in a sufficient amount relatively to calories.
Energy-dense food
It only provides calories and a low level of nutrients.
Leading causes of death
1. Heart disease 2. Cancer 3. Unintentional injury 4. COVID
Malnourished
a condition that occurs when the body does not take in the appropriate amount of
nutrition needed to maintain health; overnourished and undernourished are forms of
malnutrition
Undernourished
a condition in which the individual does not have sufficient energy or is lacking in one or
more quality and quantity of essential nutrients
Overnourished
the condition of having taken in too much energy or nutrients
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