Ch. 25 Day 2 Flashcards
(46 cards)
first region of small intestine
duodenum
duodenum recieves
chyme, enxymes from pancrease
bile from gallbladder
jejunum is bulk of
chemical digestion and nutrient absorptions
second region of small intestine
jejunum
third region of small intestine is the
ileum
ilium controls
material flow into large intestine
small intestine folds
circular folds plicae
finger like projections extending into lumen
intestinal villi
small intestine cells
goblet cells secreting mucus
intestinal glands have
enteroendocrine cells and stem cells
specilized lympahetics
lacteals
lipids go into
lacteals
aggregated lymphoid nodules are
peyers patches
peyers patches protect against
bacteria migrating from large intestine
large intestine functions
aborb water
electrolytes
vitamins
compaction and storage of feces
large insteine compared to small
less length bigger diameter
attached to cecum is
appendix
anal sphinter amount
2 of them
internal anal sphinter is
relax when you need to poop
external anal sphincter is
voluntary
large intestine thin walls with no
villi
large intestine cells for mucus secretion
goblet cells
large intestine amount of bacteria
500 diff types
intestinal bacteria release
irritating acids and mixture of gases