Card Set Information
what are the 2 components of the serosa?
1.connective tissue layer
muscularis is composed of wich 2 layers?
1.circular muscle layer
2.longitudinal muscle layer
submucosa is composed of?
hint 2 components.
1.gland in submucosa
2.duct form gland
Mucosa is composed of:
hint 3 components
wall of the GI tract is composed of wich layers?
hint: 4 layers
Name the 4 sphincters in the digestive system?
which valve connects the ilium and the secum?
1. upper esophageal sphincter.
2. Lower esophageal sphincter
3. pyloric sphincter.
4. iliosecum valve
5. external rectal sphincter.
1. what 3 glands are located in your mouth and used for digestion and what do each one of them secrete?
a. parotid gland. 1. saliva
b. submandibular gland. 1. saliva 2. mucous.
c. Sublingual gland. 1. mucous
a.where does digestion begin?
b.what enzymes are used for digestion?
What is the function of the rectum.?
stores and expels feces
What substances are absorbed in the Colon.
Hint: 5 substances
1. Na, K
2. Acids and bases
What are the substances absorbed in the small intestine?
Hint: 14 substances
1. Ca, Mg, Fe
3. Fat-soluble vitamins
4. Water-soluble vitamins
5. Amino acids
6. alcohol 80%
8. Na, K
10. Vitamin B12
What substances does the stomach absorb?
1. alchohol 20%
what are the 4 absorbtion sites in the digestive system.
2. Small intestine
Aspirin and 20% of alcohol are absorbed in the stomach while acid/bases, electrolytes and water are absorbed in...
1. the large intestine..
The four functions of the digestive system are
Bile is produced in the ?.
The greater duodenal papilla delivers materials
to the lumen of the small intestine from the ? and the ?.
The three portions of the small intestines are the ? - ? and the ?..
The folds in the stomach that allow for expansion when eating are called ?.
The are the teeth used for ripping and and tearing.
The gland located in the upper cheek region is
known as the ? gland and it produces ?.
Of the four layers of the wall of the gastrointestinal tract, the the one that surrounds the mucosa and houses glands.