Post on 02-Feb-2016
description
Animal Food Processing & Nutrition
Blood glucose regulation: insulin & glucagon (49-13,12)
herbivore
ruminant
carnivore
omnivore
detritivore
saprobe
4-part stomach
suspension
fluid
substrate
bulk
Ingestion digestion absorption elimination
Sponges
(31-1)
(5-21)
Gastrovascular cavities
Tubular/complete systems
Annelid (31-19)
typhlosole
TongueHuman digestive system
Mammal teeth
TongueHuman digestive system
Peristalsis
Stomach
Acid chyme
Gastroesophageal/cardiac
TongueHuman digestive system
Sodium bicarbonate
Digestive enzymes
TongueHuman digestive system
circular folds
brush border
lacteal
Where the food molecules go
chylomicrons
TongueHuman digestive system
From Wikipedia
Hormonal control of digestion
/enterogastrone
TongueHuman digestive system
Defecation reflex
Comparison of mammal digestive systems
Human Nutrition
For the most recent USDA dietary guidelines:
http://www.choosemyplate.gov/guidelines/index.html
Major components (macronutrients)
Minor components (micronutrients)
Leptin deficient
Appetite: it’s complicated
Ghr = ghrelin (+)
NPY = Neuropeptide Y (+)
PYY = peptide YY (-)
CCK = cholecystokinin (-)
Insulin (-)
Leptin (-)
(and there’s more...)
NPY
Carbohydrates: Simple vs. complex
ProteinsEssential Amino Acids
Isoleucine Leucine Lysine
Methionine Phenylalanine
Threonine Tryptophan
Valine
Lipids
Essential Fatty Acids
Lipoproteins:
Tryglycerides
Cholesterol
Proteins
Alpha linolenic
Linoleic
rickets
(Vit D deficiency)
pellagra
(niacin deficiency)
scurvy
(Vit C deficiency)
Micronutrients
Water Soluble VitaminsThiamin (B1)
Riboflavin (B2)Niacin (B3)
Pantothenic Acid (B5)Pyridoxal, Pyridoxamine, Pyridoxine (B6)
Biotin Cobalamin (B12)
Folic Acid/Folacin Ascorbic Acid (C)
Fat Soluble VitaminsVitamin A Vitamin DVitamin E Vitamin K
Calcium
Phosphorus
Sulfur
Potassium
Chlorine
Sodium
Magnesium
Iron
Fluorine
Zinc
Copper
Manganese
Iodine
Cobalt
Selenium
Chromium
Molybdenum
Minerals
Antioxidants
Phytochemicals
In section 47.3 & 47.4 - only study the information covered by lecture.