Digestive physiology

Question 1

What is the gut responsible for after ingestion? (2)

Answer 1

• digestion
• absorption

Question 2

What are the 2 types of digesiton?

Answer 2

• mechanical and chemical (enzymatic)

Question 3

What kind of digestion does the stomach do?

Answer 3

• acid-peptic digestion

Question 4

What enzymes are responsible for digestion in the intestines?

Answer 4

• pancreatic enzymes

Question 5

Define digestion

Answer 5

• breaking down food into small, simple molecules

Question 6

What does digestion involve? (2)

Answer 6

• acid
• enzymes

Question 7

What do enzymes do during digestion?

Answer 7

• catalyze breakdown (chemical digestion)

Question 8

Define absorption

Answer 8

• taking molecules into blood

Question 9

What are the 3 modes of absorption?

Answer 9

• diffusion into epithelial cells
• phagocytosis/pinocytosis by epithelial cells
• active transport via carrier molecules

Question 10

Proteins consist of ___ ____

Answer 10

• amino acids

Question 11

Complex carbs consist of __ ___

Answer 11

• simple sugars/glucose

Question 12

Lipids consist of ___ ___ and ___

Answer 12

• fatty acids and glycerol