5.4 Digestive System Flashcards
mouth - function
teeth chew food and saliva mixes with food
mouth - type of digestion
mechanical and physical
mouth - type of organ
food
esophagus - function
moves food from mouth to stomach
esophagus - type of digestion
none
esophagus - type of organ
food
stomach - function
produces acids, mucus, and enzymes & muscles squeeze and mix food with above substances
stomach - type of digestion
mechanical and chemical
stomach - type of organ
food
small intestine - function
enzymes break down large food molecules
small intestine - type of digestion
chemical
small intestine - type of organ
food
pancreas, liver, gallbladder - function
produce (pancreas and liver) and store (gallbladder) enzymes, bile, and buffers
pancreas, liver, gallbladder - type of digestion
chemical
pancreas, liver, gallbladder - type of organ
accessory
large intestine - function
undigested food molecules are either eaten by bacteria or eliminated as feces
large intestine - type of digestion
none
large intestine - type of organ
food organ
order food passes through digestive system
mouth, esophagus, stomach, small intestine, large intestine
food organ vs accessory organ
food organ: receives food
accessory organ: doesn’t receive food
mechanical digestion vs chemical digestion
mechanical digestion: breaking down food using physical movements
chemical digestion: breaking down food by breaking chemical bonds in food molecules
amylase vs lipase vs protease
amylase: breaks down carbohydrates
lipase: breaks down lipids
protease: breaks down proteins
storage molecules - lipids
triglycerides store fatty acids
storage molecules - carbohydrates
glycogen stores monosaccharides
storage molecules - proteins
proteins store amino acids
