dent/o
teeth
odont/o
teeth
gingiv/o
gum(s)
gloss/o
tongue
lingu/o
tongue
or/o
mouth
stomat/o
mouth
ptyal/o
saliva
sial/o
saliva, salivary gland
esophag/o
esophagus
pharyng/o
pharynx (throat)
gastr/o
stomach
pylor/o
pylorus
-emesis
vomiting
-orexia
appetite
-pepsia
digestion
-phagia
swallowing, eating
-rrhea
discharge, flow
pylor/o
pylorus
-ist
specialist
sub-
under, below
duoden/o
duodenum (first part of the small intestine)
enter/o
intestine (usually the small intestine)
jejun/o
jejunum (second part of the small intestine)