Enzymes in the digestive system

Question	Answer
What pH is saliva?	pH7 (optimum pH for salivary amylase)
Where is bile produced?	Liver
What's the role of bile?	bile neutralises acid from the stomach
What does stomach juice contain?	Hydrochloric acid (producing the optimum pH for pepsin)
What 2 enzymes do the pancreas produce?	Amylase & Trypsin
What enzyme does the stomach produce?	Protease (pepsin)
What pH does the mouth have?	pH7
What pH does the stomach have?	pH2
What pH does the small intestine have?	pH9
Where are digestive enzymes made?	Specialised cells in the gut
What does extracellular mean?	Situated or taking place outside a cell
What are the 3 main food groups?	- Carbohydrates - Proteins - Lipids
What do Lipase enzymes break down?	Fats
What do Carbohydrase enzymes break down?	Starch into sugar for energy drinks
What do protease enzymes break down?	Proteins - so they are easier to digest
What do isomerase enzymes break down?	Glucose into fructose (which is much sweeter)
What enzyme is used: 1) to help get rid of greasy stains 2) in making slimming foods 3) in making baby foods	1) Lipase 2) Isomerase 3) Protease

Resource summary

	Created by melhillrocks over 9 years ago