500
An organ that helps with excretion, and what it does to help(What do each of these organs do to get rid of waste products)
-Skin-sweating out unneeded salt, water, and other chemicals
-liver-like a recycling bin, helps maintain homeostasis
-Large Intestine-helping excrete solid waste and water.
-Bile-secretes unneeded waste products in the small intestine.
-Lungs-excreting the extra carbon dioxide and keeps a regular supply of water and oxygen.