Chapter 40.4

Chapter 40.4 - sources b Unsaturated fats mono-unsaturated...

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6. Large Intestine a. Regions 1. cecum (appendix attached here) 2. colon ascending transverse descending 3. rectum 4. anal canal C. Pathway of Food b. Functions of the large intestine 1. some absorption of salts 2. small amount of water absorbed 3. vitamins can be absorbed 4. transportation of feces C. Pathway of Food 7. Accessory Organs a. Pancreas 1. Location: below stomach 2. Functions: • Endocrine: insulin and glucagon • Exocrine: pancreatic juice (contains lipase, amylase, chymotrypsin, trypsin) C. Pathway of Food Accessory organs, cont. b. Liver 1. Location: just below diaphragm 2. Functions: digestive: makes bile other: • controls amino acid levels urea ammonia • stores glycogen • removes substances from blood • stores iron + vitamins A, D C. Pathway of Food 3. Bile: emulsifies fats c. Gallbladder 1. Location: imbedded in liver 2. Function: stores and releases bile d. Salivary Glands 1. Location: mouth 2. Function: secrete saliva (includes water, amylase, and mucus)
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D. Human Nutrition 1. Fat intake a. Saturated fat
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Unformatted text preview: sources b. Unsaturated fats mono-unsaturated poly-unsaturated trans-fatty acids 2. Protein intake essential amino acids sources of essential amino acids meats plants (rice + beans) 3. Vitamins and minerals a. vitamins: organic substances; small amount necessary b. minerals: inorganic; serve special metabolic functions V. Other animal digestive systems A. Human digestive system is complete B. Other (different) complete systems 1. Ruminants-(4 chambered stomach)-b/c they rely heavily on veggies- function is to break down cellulose Other complete (and unique) systems 2. Birds: crops and gizzards C. Incomplete digestive systems 1. flatworms- (planarian): waste ecreted through external openings. 2. Cnidarians: Hydra: attaches itsself to a surface. Nutrients go through cells. Waste goes out through cells 3. Other Cnidarians: Sea Jellies, Sea anemones, Corals 4. Sponges (Porifera) • 2 cell layers • food enters through pores • waste exits through osculum...
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This note was uploaded on 03/19/2011 for the course BIO 110 taught by Professor Hemsley during the Spring '11 term at Harper.

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Chapter 40.4 - sources b Unsaturated fats mono-unsaturated...

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