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'''Pigeons''' and '''parrots''' lack a [[Gall Bladder - Anatomy & Physiology|gall bladder]].
 
'''Pigeons''' and '''parrots''' lack a [[Gall Bladder - Anatomy & Physiology|gall bladder]].
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==Histology==
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*Polyhedral and angular cells
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*Larger cells than in mammals
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*Large, spherical nucleus
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*Base of cell forms a wall of the sinusoid
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*Cell apices communicate with the bile canaliculi
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*Granular cytoplasm
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*Liver cords form columns around the interlobular bile capillary. The cell arrangement is simpler than in mammals.
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*Sinusoids anastamose freely
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*Kupfer cells present
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*Reticular fibres support the liver cords
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*Elastic fibres in the capsule and vessels
    
==Links==
 
==Links==
    
'''Test yourself with the [[The Avian Alimentary Tract - Anatomy & Physiology - Flashcards|Avian Alimentary Tract Flashcards]]'''
 
'''Test yourself with the [[The Avian Alimentary Tract - Anatomy & Physiology - Flashcards|Avian Alimentary Tract Flashcards]]'''
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'''Click here for [[Avian Liver - Histology|Avian liver histology]]'''
      
'''Click here for more information on [[Liver - Anatomy & Physiology]]'''
 
'''Click here for more information on [[Liver - Anatomy & Physiology]]'''
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