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Week 13
Digestion and Absorption
| Question | Answer |
|---|---|
| Which enzyme begins the chemical digestion of carbohydrates in the mouth? | Salivary amylase |
| What structure increases the surface area of the small intestine for absorption | Villi and microvill |
| What is the final product of carbohydrate digestion? | Monosaccharides mostly glucose |
| What hormone stimulates the pancreas to release bicarbonate-rich fluid? | Secretin |
| What is the main function of the small intestine? | To complete digestion and absorb nutrients into the bloodstream |
| What substance produced by the liver emulsifies fats? | Bile |
| Where does most nutrient absorption occur? | In the small intestine, especially the jejunum |
| What is the primary function of the large intestine? | Absorption of water and formation of feces |
| Which enzyme breaks down proteins into peptides in the stomach? | Pepsin |
| What hormone causes the gallbladder to contract and release bile? | Cholecystokinin (CCK) |