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| Lizards and snakes are different to mammals in several aspects of nitrogenous excretion. Uric acid is the primary catabolic end-product of protein, nonprotein nitrogen and purines in reptiles. It is synthesised in the liver and excreted by renal tubular secretion. | | Lizards and snakes are different to mammals in several aspects of nitrogenous excretion. Uric acid is the primary catabolic end-product of protein, nonprotein nitrogen and purines in reptiles. It is synthesised in the liver and excreted by renal tubular secretion. |
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| * Water can be reabsorbed from the bladder resulting in postrenal concentration of urine; insoluble uric acid can be excreted which allows for water conservation. | | * Water can be reabsorbed from the bladder resulting in postrenal concentration of urine; insoluble uric acid can be excreted which allows for water conservation. |
| * Fluid is pumped from the contents of the colon by osmotic forces. | | * Fluid is pumped from the contents of the colon by osmotic forces. |
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| + | |full text = [http://www.cabi.org/cabdirect/FullTextPDF/2009/20093069451.pdf ''' Reptile and amphibian renal systems.''' Wyneken, J.; Mader, D.; Association of Reptilian and Amphibian Veterinarians, Chester Heights, USA, Proceedings of the Association of Reptilian and Amphibian Veterinarians, 14th Annual Conference, New Orleans, Louisiana, USA, 14-18 April, 2007, 2007, pp 62-68, 13 ref.] |
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| ==References== | | ==References== |
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| * Mader, D.R. (2005). ''Reptile Medicine and Surgery''. Saunders. pp. 1264. ISBN 072169327X | | * Mader, D.R. (2005). ''Reptile Medicine and Surgery''. Saunders. pp. 1264. ISBN 072169327X |
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| + | ==Webinars== |
| + | <rss max="10" highlight="none">https://www.thewebinarvet.com/internal-medicine/webinars/feed</rss> |
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| [[Category:Lizard_Physiology]] | | [[Category:Lizard_Physiology]] |
| [[Category:Snake Physiology]] | | [[Category:Snake Physiology]] |