What is the primary regulatory excretory organ?
The kidney
What is the main route of water loss?
Evaporation through body surfaces and respiration
How high does humidity have to be at respiratory surfaces?
100% humidity
Water has to be added to the air to get the oxygen
What is ammonotelic?
Excreting ammonia
What is ureotelic?
Excreting urea
What is uricotelic?
Excreting uric acid