Module 1 Textbook Flashcards
Nutrition is a science that studies all the interactions between ______________ and _________________
Living organisms , Food
___________ of Canadians eat food prepared in a fast food restaurant
One quarter
Food that have been specially treated or changed from their natural state ________________
Processed Foods
Processed food are high in saturated ______________ and ________________
Sugar and Salt
Non communicable diseases are ______________ and are developed over ______________
chronic , lifetime
Major causes of death in Canada
Cancer
Heart Disease
Stroke
How many essential nutrients are there
45
Nutrients that cannot be made by the body but are needed for survival are called _________________
Essential Nutrients
Example of Essential Nutrients
Vitamin C
Foods to which nutrients are added are called ____________
Fortified Foods
What are natural health products
Include Vitamins, Minerals, amino acids and fatty acid supplements
How many classes of nutrients are there
6
What are the 6 classes of nutrients
Carbohydrates
Proteins
Lipids
Vitamins
Minerals
Water
Energy Yielding Nutrients are
Carbs
Proteins
Lipid
Lipids and Vitamins are ___________
Organic molecules
Minerals and water are
Inorganic molecules
Crabohydrates contain ____ calories per gram
4
Simplest form of Carbohydrates
Sugar
Complex carbohydrates
Starch
Most fibre is in
Carbohydrates
Lipids have _____ calories per gram
9
Most abundant lipid in the body
TRIGLYCERIDES
Why do we need Proteins
They are needed for growth and maintenance of the body
Proteins have ___ calories per gram
4
Micronutrients
Needed in small amounts
Vitamins and Minerals
Main Functions of Nutrients
- Providing Energy
- Forming Structures
- Regulating Body Processes
Malnutrition
Intake below or above the optimal
Vitamin A is for _________
Vision
Vitamin B 12
Normal Nerve Function
Vitamin C deficiency causes
Scurvy
Over nutrition
Excess of nutrition, and is also a part of malnutrition
Excessive dose of iron causes
Liver failure
Too much Vitmain B6
Nerve damage
Dietary reference intakes
Designed to promote health as well as prevent nutrient deficiencies
RDA and AI
Used for individual intake goals
Estimated Average Requirements (EAR)
EAR is the amount of nutrient that is estimated to meet the needs of 50% of people in the same sex and life age group
RDA vs EAR
EAR: 50% of individuals
RDA: 98% of individuals
