GIT Systems Flashcards
What is Autoenzymic digestion?
Self- animals own enzymes into the GIT
What is Alloenzymic digestion?
Partly by gut microbes
What species are Autoenzymic?
Mammals, Avian
What species are Alloenzymic?
Foregut and Hindgut Fermenters
What are the main foregut fermenters?
Ruminants and Non ruminants
What are the main hindgut fermenters?
Caecal fermenters, Colonic fermenters
What teeth do carnivores have?
Canines and Molars
What teeth do omnivores have?
Incisors and canines and molars
What teeth do non ruminant herbivores have?
Incisors and molars
What teeth do ruminants have?
Dental pad, no canines, molars, lateral jaw
What is prehension?
Grasping food
What animals use their forelimbs?
primates
What animals use their snout?
elephants and tapirs
What animals use their tongue?
anteater and cows
What animals use their lips?
horse and sheep
What is the structure of a ruminants digestive system?
Rumen, Reticulum, Omasum, Abomasum, small intestine, caecum, large intestine, anus
What stomach is first?
Rumen - towel like
What is the second stomach?
Reticulum - honeycomb
What is the third stomach?
Omasum - book like
What is the fourth and true stomach?
Abomasum -
What is a concentrate selector?
Small rumen, poor omasum, hard to digest fibre, giraffe, deer
What is a intermediate feeder?
Seasonally adaptive, browser and grazer goat & sheep
What is a bulk roughage grazer?
Large rumen, less selective,
