The digestive system, Villi, Pro/Prebiotics Flashcards Preview

Biology | GCSE - Edexcel - Additional > The digestive system, Villi, Pro/Prebiotics > Flashcards

Flashcards in The digestive system, Villi, Pro/Prebiotics Deck (12)
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1

What makes good bacteria good?

Helps strengthen the immune system.

2

What is meant by a functional food?

Foods that claim to make you healthier when you eat them.

3

What is the role of the gall bladder?

Where bile is stored until it's needed in the small intestine.

4

Whats are the 2 roles of the liver?

1. Produces bile.
2. Converts food molecules absorbed from the small intestine into other molecules.

5

What is peristalsis?

When muscles contract and relax to move food along.

6

What is the role of the pancreas?

Produces enzymes that are released into the small intestine.

7

What are probiotic foods?

Foods that contain 'friendly bacteria' such as bifidobacteria or lactobacillus.

8

Where can probiotics be found?

Yogurts/yogurt drinks like actimel.

9

What are prebiotic foods?

Foods that contain a high level of oligosaccharides.

10

True or false:
The body can digest oligosaccharides.

False.

11

What foods contain oligosaccharides?

Tomatoes, bananas, onions and asparagus.

12

If the body can't digest oligosaccharides why are they claimed to be beneficial?

They act as food for the 'good bacteria' in your gut so they help to maintain your health.