Difference between revisions of "The Avian Alimentary Tract - Anatomy & Physiology - Flashcards"
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*Small outgrowth of the jejunum | *Small outgrowth of the jejunum | ||
*Connect to yolk sac in the embryo | *Connect to yolk sac in the embryo | ||
− | *Also called | + | *Also called Merkel's diverticulum |
|l19=Avian Intestines - Anatomy & Physiology#Vitelline Diverticula | |l19=Avian Intestines - Anatomy & Physiology#Vitelline Diverticula | ||
|q20=How many caeca are present in avians? | |q20=How many caeca are present in avians? |
Revision as of 09:57, 23 February 2015
Question | Answer | Article | |
True or False: The avian tongue has a bone in it? | True
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Link to Article | |
In which direction are the horny papillae of the tongue facing? | Caudally
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Link to Article | |
Are taste buds present on the avian tongue? | Yes
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Which substances are present in avian saliva? | Amylase
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Link to Article | |
What is the function of the crop? | Store of food
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Link to Article | |
Which nerve innervates the crop? | Vagus nerve (CN X)
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Pigeons slough their epithelial cells of the crop to produce which substance? | Crop milk
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What structure connects the proventriculus to the gizzard? | The isthmus
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What is the function of the proventriculus? | Secrete digestive enzymes
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What type of epithelium lines the proventriculus? |
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True or False: Parietal cells are present in the proventriculus? | False
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How many layers of lamina muscularis are present in the proventriculus and in the gizzard? |
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What is the function of the gizzard? | Mechanical digestion
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Why does the gizzard appear yellow in colour? | It is yellow due to bile reflux from the duodenum
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What type of epithelium is present in the gizzard? |
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Which species do not have a crop? |
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What organ is present in between the duodenal loops? | The pancreas
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Where do the pancreatic and bile ducts enter the duodenum? | In the caudal part
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What is the Vitelline Diverticula? |
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How many caeca are present in avians? | Two
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What type of epithelium and glands lines the caeca? |
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Which avian species does not have caeca? | Parrots
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What colour is the avian liver? | Dark brown
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How many lobes does the avian liver have? |
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Link to Article | |
Which species do not have a gall bladder? |
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What part of the cloaca does the alimentary system terminate in? | The coprodeum
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Link to Article |