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Ch.41 digestive system

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Ch.41   digestive system Ch.41 digestive system Presentation Transcript

  • Digestive System Chapter 41
  • Essential amino acids from a vegetarian diet
  • Mineral Requirements of Humans Minerals are inorganic molecules required in small amounts. Often cofactors .
  • Vitamin Requirements of Humans: Water-Soluble Vitamins Vitamins are organic molecules required in small amounts. Often coenzymes .
  • Vitamin Requirements of Humans: Fat-Soluble Vitamins No need to memorize all of the vitamins and minerals, but do understand the general role that vitamins play in the body.
  • Suspension-feeding: a baleen whale
  • Substrate-feeding: a leaf miner
  • Fluid-feeding: a mosquito
  • Bulk-feeding: a python
  • Intracellular digestion in Paramecium
  • Extracellular digestion in a gastrovascular cavity
  • Alimentary canals
  • The human digestive system
  • From mouth to stomach: the swallowing reflex and esophageal peristalsis
  • Secretion of gastric juice
  • The duodenum
  • Enzymatic digestion in the human digestive system
  • Activation of protein-digesting enzymes in the small intestine
  • The structure of the small intestine
  • Large intestine
  • Dentition and diet
  • The digestive tracts of a carnivore (coyote) and a herbivore (koala) compared
  • Ruminant digestion
  • Major things to know:
    • Major compartments of the alimentary canal and their contributions to animal nutrition.
    • Major digestive glands and their contributions to animal nutrition.
    • How carbohydrates, fats, proteins and nucleic acids are digested.