Diet Flashcards
What is energy used for
Movement Growth Maintaining body temperature Muscle contraction Nerve impulses Transporting stuff around the body
What does food supply us with
Energy
How is energy released
It is released during the process of respiration in every cell
Why should we eat food from all 7 food groups
No 1 group can supply us with every nutrient that we need so is important to eat a healthy and balanced diet containing all of the 7 food groups
What is the metabolic rate
The rate at which all the chemical reactions occur in the body
What is the metabolic rate affected by
Exercise Genetics Age Gender Diet Health
What is the basal metabolic rate
The energy you would still use even if you did nothing for the day
What is BMI
A measure of body fat based on your height and weight
How is BMI calculated
Weight\height=BMI
Name the values and categories when used to calculate BMI
Underweight <19 Healthy 19-25 Overweight 25-30 Obese 30+ Morbidly obese 35+/45+
What are the affects of having too much fat and sugar in your diet
Joint damage Type 2 diabetes Heart disease Heart attack High blood pressure Blockage of blood vessels by cholestrol or fat
What dietary requirements should a pregnant women have
More protein to build new cells for the baby
More calcium to build the bones and teeth
More iron to feed the baby through the placenta
What dietary requirements should a lactating women have
More calcium and lipids and food to release energy which makes more milk
What are the dietary requirements for a very young child and adolescents
More protein for growth
What are the dietary requirements for a child under five
They should drink full fat milk because they need more energy as they are more active and use more energy per kilogram of their weight
