smooth - muscle that moves food through the body, gall bladder - organ where bile is stored, mechanical digestion - chewing food, chemical digestion - saliva mixing with food , villi - fingerlike projections in the small intestine that help with absorption of nutrients, small intestine - where nutrients are absorbed, liver, pancreas, gall bladder - food does NOT pass through, excretory system - gets rid of waste and extra fluid, urine - made of water & waste products, respiratory, inegumentary, urinary - excretory systems, nephrons - filters inside the kidney that clean blood, urethra - where urine exits the bladder and body,

Digestive & Excretory Systems Review

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