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fuctions of the digetsive system and definition
digestion- breaks food by enzymes
absorbtion- tnafers food into the blood stream
elimination- gets rid of undigested wastes
accesory organs (3) and defintion
not apart of the digetive tract ; gallbladder, salivary glands, liver
functions of the large intestine (colon)
reabsorbtion of water, undigested food forms fece, bacteria produce vitamin K and B
changes straches to sugar; found in saliva and pancreas; know amylase is in salvia because of clear ring formed with iodine
villi ( location, function, defintion)
on the lining of surface of the small intestine, increase surface area to increase absorbtion, small finger like projections
function of bile in digestion
needed for the processing of fats; breaks them down into small droplets that can acted on more effectively by digestive enzymes
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