Fibre

Question 1

Functions in the body/diet

Answer 1

make faeces moister and easier to excrete

stimulate peristalsis

absorbs in the stomach, swells and creates a feeling of fullness.

lowers the risk of heart disease by reducing chloestrol

Question 2

types of fibre

Answer 2

soluble (jelly) fibre
-dissolves into a gel in the gut and binds with water. eg oats into porridge.

insoluble (woody) fibre
-referred to as “roughage”- remains mostly unchanged while passing through the gut. eg corn, brown rice

Question 3

Too little

Answer 3

-constipation
-haemorrhoids
-irritable bowel syndrome
-diverticulitis
-increased risk of diet related disorders

Question 4

Too much

Answer 4

-explosive effect
-abdominal pain and increase flatulence
-decrease the absorption of some minerals( iron, zinc and calcium)

Question 5

Increase intake

Answer 5

-wholegrain cereals
-wholemeal or multigrain bread
-extra veg to every meal
-plenty of water
-fruit, dried fruits and nuts