absorption
adsorption
analysis
bolus feeding
carbohydrates
catabolism
colon
cut
decomposition
demolition
diaphragm
digestion
digestive juices
duodenum
energy
esophagus
food
hospital
hospitalization
intestines
liver
location
man
medicine
metazoans
molecules
pain
pancreatic juice
passing
phagocytosis
problem
saliva
salivary glands
section
small intestine
stomach
structure
study
the human body
vacuoles
x rays