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A Level Food Technology > CARBS > Flashcards

Flashcards in CARBS Deck (20):
1

What is a carbohydrate?

A molecule made up of carbon, hydrogen and oxygen

2

Another name for starch

Complex polysaccharide

4

Sources of starch

Bread

Rice

Pasta

Potatoes

Cereals

5

Effects of deficiency of starch

Fatigue

Immune system problems

Loss of weight

6

Effects of excess of starch

Excess energy converted to fat - rise in obesity

7

Another name for sugars

Simple carbohydrates (monosaccharides / disaccharides)

8

Function of sugar

Fast release energy - small molecules absorbed quickly into digestive system

Adds flavour

9

Sources of sugar

Fruit and juices

Milk

Sugar cane

Honey

10

Effects of deficiency of sugar

Low blood sugar levels

11

Effects of excess of sugar

High blood sugar levels

Diabetes

Tooth decay

12

Another name for NSP/Fibre

Complex polysaccharide

13

Function of NSP

Passes straight through digestive system - not digestible

Provides bulk

Prevents constipation

Calorie control

14

Sources of NSP

Wheat

Pulses

Whole grains

Fruit/ veg skins

15

Effects of deficiency of NSP

Poor digestion

Weight gain

Poor blood sugar control

16

Effects of excess of NSP

Diarrhoea

Constipation

Bloating

Belly noises

17

Function of starch

Slow release energy broken up into digestive system

Adds bulk to diet

Feel fuller for longer

18

What is extrinsic sugars

Sugars not bound within cellular structure of food

Lactose in dairy products

19

What is non intrinsic sugars

Milk sugars - occur naturally in food (can be removed)

Non - milk extrinsic sugar - fruit juices/ honey/ added sugar

20

What is an intrinsic sugar

Sugars found in the cellular of food

Fruit

21

What is a reducing sugar

Sugar that conducts electrons to another chemical