Food Flashcards
0
Q
Functions of food
A
Growth
Energy
Warmth
Protection against disease.
1
Q
Factors affecting food choice
A
Lifestyle Culture Religion Foods in season Cost Availability Advertisement
2
Q
What is a nutrient?
A
A chemical in food that nourishes the body.
3
Q
What is iron needed for?
A
To form haemoglobin in red blood cells.
4
Q
Oxidation
A
When oxygen burns up food in the body’s cells, releasing energy.
5
Q
Empty kilocalories
A
Provide energy but nothing else.
6
Q
Factors that influence energy requirements
A
Size Age Activity Gender Climate Pregnancy
7
Q
Water
A
Drink 8 glasses a day.
8
Q
Functions of water
A
Satisfies thirst Helps digestion (peristalsis) Helps remove waste from body (eg urine) Source of fluoride and calcium Part of all bodily fluids.
9
Q
Deficiency of iron
A
Anaemia
Feeling tired or run down
10
Q
Important minerals
A
Calcium
Iron
Fluorine
11
Q
Hypervitaminosis
A
Too much of vitamin A or D
