Digestive system
Where does the first step of the digestive system take place?
oral cavity
What is the function of the esophagus?
Transports food from the mouth to the stomach
What structure of your mouth has the largest amount of muscle?
tongue
What are the crypts called in the small intestine?
Crypts of Leiberkuhn
How does food get absorbed in the small intestine?
Through Lacteals that are underneath villis
Name the MAIN digestive system organs in the correct order (Hint: 5 organs)
Mouth, esophagus, stomach, small intestine, large intestine
What type of epithelium would you find in areas where there is more wear and tear?
SSNK
If you were to lay them rolled out, which intestine is longer ?
Small
What are the folds in the stomach called?
Rugae
Name of the watery substance found in our mouths that facilitates the first chemical digestion
Saliva
What is the function of the small intestines?
Absorbs all the nutrients and sends it through to the rest of the body.
What cell produces intrinsic factor and HCL to breakdown food?
Parietal cells
In which part of the gastrointestinal tract are substances produced by the liver and gallbladder secreted?
In the duodenum
Where would you find chief cells?
Bottom of gastric pits
Does the esophagus have serosa or adventitia?
adventitia
What is the main function of the large intestines?
Absorbs water and compacts the waste
Name the function of the stomach
secretion - secreting stomach acid to break down food
What digestive enzymes does the acini gland secrete?
trypsin
amylase
Name the 4 accesory glands
Liver, pancreas, gallblader and salivary glands.
which organs has the tons of goblet cells and no villi
large intestine
Where does mechanical and chemical digestion take place?
Stomach and mouth
What are the structures in the small intestine that absorb nutrients
Villi
Name the 2 junctions where epithelium abruptly changes.
GE junction
RA junction
Name the 5 types of mucosal cells in the small intestine.
enterocytes (absorptive)
goblet cells
enteroendocrine
paneth cell
stem cells
What carbohydrate special stain helps to stain acid mucin?
double the points...What element is it staining?
Alcian Blue
goblet cells