Chap 22 – Digestion continued. *Learning Objectives continued…. Review. 1. How do villi & microvilli increase surface area in the small intestine? And how does that contribute to absorption of nutrients?. Small Intestine Specialized Structures in the Wall, pgs 799 - 801.
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*Learning Objectives continued…
1. How do villi & microvilli increase surface area in the small intestine? And how does that contribute to absorption of nutrients?
Instructions: Do you already know what these do? Spend a few minutes reading up on & defining the following structures in your notes. Be ready to share responses with classmates.
2. intestinal crypts
(or Crypts of Lieberkuhn)
3. Paneth cells
4. Peyer’s patches
5. duodenal (Brunner’s) glands
_______ (8 ft long running from the duodenum to the ileum)
_____ (12 ft long which is connected to the large intestine at the _______ valve) or area where ileum connects to large intestine
Action Item: Define “bile” now in your notes. Definition is found on page 805.
*See handout. Complete now; will check answers after you have completed
True function of appendix recently discovered: http://www.abc.net.au/news/stories/2007/10/10/2055374.htm
Label ONLY structures circled in red on our practice diagram.