digestive system Flashcards
cholecyst/o
gallbladder
enter/o
intestines, small intestines
col/o, colon/o
colon, large intestine
hepat/o
liver
gastr/o
stomach
or/o
mouth
-pepsia
digestion
chol/e
gall, bile
proct/o
rectum, anus
what are the functions of the digestive system in order?
- ingestion
- digestion
- absorption
- elimination
what happens during ingestion?
food & liquid is taken in through the mouth
what are 2 types of digestion?
physical and chemical digestion
how does food break down with physical digestion?
tongue & teeth
what is another term for physical digestion?
mechanical digestion
what enzyme breaks down food into simple chemical compounds?
salivary enzymes
what is the process of chemical digestion?
salivary enzymes break down food into simple compounds, then pancreatic enzymes & bile break down fatty food and send it to the duodenum
what is the duodenum?
small intestine
what is villi and what is its functions
tiny projections in the mucous membrane in small intestine, aids in absorption of nutrients
what is undigested food made of?
fiber, fat, protein, bacteria
where is the solid waste collected and excreted?
collected in large intestine and excreted through the anus
what is another term for solid waste?
defecation