Secretion of small intestine Flashcards
1
Q
What does mucous secrete?
A
GOBLET CELLS THROUGHOUT SMALL INTESTINE
2
Q
What do INTESTINAL GLANDS SECRETE
A
LARGE AMOUNTS OF WATERY FLUID – BRINGING PRODUCTS FOR digestion TO VILLI SURFACE
3
Q
What does the villi surface not have
A
NO DIGESTIVE ENZYMES / NEUTRAL Ph
4
Q
What happens on villus surface exposed to the lumen?
A
MICROVILLI OF THE CELLS CARRY DIGESTIVE ENZYMES TO COMPLETE FINAL DIGESTION PHASE BEFORE ABSORPTION INTO THE VILLUS
5
Q
Examples of digestion small intestine enzymes
A
Peptidases – peptides to AA
Sucrase, maltase lactase – disaccharides to monosaccharides
Intestinal lipase – fats to fatty acids and glycerol
