Digestion

Question 1

Bile (What,where,why)

Answer 1

• Made in the liver
• Stored in the gall bladder
• alkaline to neutralise hydrochloric acids from the stomach
• emulsifies fat to form small droplets….

Question 2

Carbohydrates

Answer 2

• can be simple sugars (glucose) or chains of sugar (starch)
• needed for energy.
• broken down by carbohydrase/amylase

Question 3

Proteins

Answer 3

• made of chains of amino acids
• needed for growth and repair
• broken down by protease in stomach (acidic)

Question 4

Fats/lipids

Answer 4

• made of one glycerol molecule and 3 fatty acids
• broken down by lipase in intestines
• needed for energy/insulation