Zusammenfassung der Ressource
Pancreas
- Endocrine function –
pancreatic islets secrete
insulin, glucagon, and
somatostatin
- Exocrine function
acinar cells
produce pancreatic
juice
- Sodium
bicarbonate
to neutralize
acidic chyme
- Digestive
enzymes for all
types of foods
- Three protein-digesting
enzymes – released in
inactive forms
- Trypsin – activated
by enterokinase
- Trypsin is initially
inactive to prevent
digestive walls from
being eroded
- Chymotrypsin and
Carboxypeptidase –
activated by trypsin
- Nucleases break
down nucleic acids
- Lipase
digests fat
- Amylase
digests starch