test 2 Flashcards
Appetite
appetite is the desire for food even when the body isn’t hungry its triggered by appearance and aroma of foods.
appetite is a want not a need
Hunger
hunger is the drive to satisfy the need for food, it is controlled by small glands called hypothalamus
Satiety
satiety is the feeling of fullness that comes with eating adequate amounts of food.
high protein foods and high fibre produce the highest satiety as they take longer to digest
What foods are chosen based on hunger and appetite
hunger = foods that are high satiety
appetite = foods that have a nice appearance and aroma like sweets = caramel slice, chocolate
What does colour indicate about food
colour indicates quality and nutritional value eg. signs of spoilage
as fruits get older there colour gets darker
shape - what does this suggest about food
shape influences the appeal of food
people choose standard shapes or expected one rather than ones that look different
Turgor
- what is it
- what does it suggest about food
turgor is the pressure placed on the cell walls or membranes by fluids within the cells
it gives food a full, fresh appearance
Flavour
flavour is a sensory impression of food based on smell and taste
5 main taste sensations are = sweet, sour, salty, bitter and umami
Aroma
- how are aroma and taste linked
aroma refers to the smell of food and drinks
it can indicate the freshness and can stimulate appetite
what is the difference between an allergy and intolerance
an allergy is an abnormal immune response to food and reactions can occur soon after eating. whilst an intolerance is a chemical reaction to foods when there might not be enough enzymes to breakdown the nutrients reactions can occur hours after eating.
known common allergies/ intolerance and common food substitutes
allergies = shellfish, nuts, dairy, soy
intolerance = lactose, gluten
Nutritional Requirements
Values
- definition
- food selection
deep personal feelings about what is important.
-ethics/ environmental considerations = veganism, free- range,
health considerations = organic fresh products, healthy selections
Beliefs
- what is the difference between a belief and a value
- examples of religious/ cultural and spiritual foods
an opinion or conviction which can be cultural or religious
eg. Hindu people believe that cow is a sacred animal, therefore they don’t consume them
Attitudes and Experiences
the way in which a person views something and behaves towards it.
attitudes can be based on the origin of food, personal history, our culture, travel
