Food and Digestion Flashcards
1
Q
What is Digestion?
A
Converts the food we eat into a form that can be transported in the blood
2
Q
Why do they use Visking Tube for model gut?
A
- Selectively Permeable
3
Q
What are the limitations of the Visking Tube for model gut?
A
- Non-living gut so does not extract substances
- Moves around by muscular contraction in gut
4
Q
What do fats provide?
A
Energy
5
Q
What do Carbohydrates (Starch) provide?
A
Energy
6
Q
What do Proteins provide?
A
Growth and Repair
7
Q
What are fats broken down into?
A
Fatty acids and Glycerol
8
Q
What are Carbohydrates broken down into?
A
Glucose
9
Q
What are Proteins broken down into?
A
Amino Acids
10
Q
What does food need to be to provide energy?
A
- Food must be able to get through the wall of the gut. Only small molecules
- Needs to be in a form that is soluble in water, so it can dissolved in the blood
