PRELIMS Flashcards
any article whether simple, mixed or compounded, which is used as food or drink, confectionery or condiment. It includes articles used as component for such” (Food and Drug Act, 1938).
Food
any substance which when taken into the body provides energy, builds and repairs tissues and regulates bodily processes”
The physiological definition which nutritionists use for food
entails the study of the chemical, physical, and microbiological nature of foods.
Food science
is a composite of several criteria determined by the stimuli coming from the food itself and the attitudes of values attached by the consumer to the food.
Food quality
A food is considered good to eat if it is..
nutritious, palatable, sanitary, digestible and economical.
responsible for the physiological roles of food to give energy
nutrients
refers not only to the completeness of digestion and absorption but also the general feeling and after-effect of eating
digestibility
Protein foods and fatty foods have longer staying quality referred to as
“high satiety value”
is a polysaccharide made up entirely of glucose units joined in alpha linkages
Starch
is the commercial term for cassava starch.
Tapioca
The unstable suspension becomes a stable colloidal dispersion
Sol
heating is continued over a temperature range
gelatinization
is the setting of the sol into a solidified mass
Gelation
When gelatinized starch is stored, it ages to a point when the liquid “weeps” out from the swollen granules.
syneresis
When dry starch is heated to 160C the molecules are broken down to smaller fragments
dextrins