Types of Digestion

Types of Digestion - Types of Digestion types of digestive systems herbivores carnivores omnivores sponges unicellular organisms digest

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Types of Digestion types of digestive systems - herbivores, carnivores, omnivores sponges, unicellular organisms digest intracellularly other organisms digest extracellularly, inside digestive cavity gastrovascular cavity - found in cnidarians, flatworms o only 1 opening, no specialization specialization starts w/ development of digestive tract (separate mouth/anus) chemical digestion - hydrolysis reactions break down macromolecules in the food vertebrate digestive system - has gastrointestinal tract + other digestive organs mouth >> pharynx >> esophagus >> stomach >> small intestine (absorbs nutrients in food) >> large intestine o in mammals, urogenital and fecal matter separated in large intestine o in nonmammals, waste products go into cloaca cavity herbivores need longer intestines to digest plants properly (cellulose hard to break down) o ruminants - animals containing stomachs w/ separate chambers o cecum - pouch found at beginning of large intestine in some organisms for
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This note was uploaded on 01/04/2012 for the course BSC BSC1005 taught by Professor Orlando,rebecca during the Fall '10 term at Broward College.

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