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Why is the skin considered a excretory organ, but the digestive system isn't a excretory system​

User Kushwaha
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Answer: because it excretes water, salt, and urea from the body. Because it eliminates waste products by sweating.

Explanation: Skin is also considered as excretory organ because it secretes sweat and salt from our body in the form of liquid.

User Hoxworth
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