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Anatomy Lab quiz- Digestive physiology

Terms in this set (29)

The three classes of carbohydrates
Monosaccharides, Disaccharides, and Polysaccharides
Monosaccharides consists of ______ carbohydrates
1
Disaccharide's consist of _____ carbohydrates
2
Polysaccharides consists of _____ carbohydrates
multiple
Examples of monosaccharides are
glucose, fructose, and galatose
Examples of disaccharides are
sucrose, maltose, and lactose
Examples of polysaccharides are
starch and cellulose
Salivary amylase does what?
breaks down the bonds between glucose molecules
Salivary amylase begins the digestion of what?
Starch
Pancreatic Amylase does what?
Continues the breakdown of starch in the small intestine
Carbohydrate digestion is catalyzed by what in the mouth
salivary amylase
Brush border enzymes in carbohydrate digestion do what
break bonds between two glucose molecule
_____ _____ enzymes finish the breakdown of carbohydrates
Brush border
Brush border break bonds into
single molecules
Protein digestion begins in the
stomach
Pepsinogen is converted into _____
pepsin
pepsin does what to proteins?
breaks them down, converting them into polypeptides and peptides
The pancreas release the enzymes _____, _____, and _____ into the small intestine to assist in protein digestion
trypsinogen, chymotrypsinogen, procarboxypeptidase
In the duodenum, enteropeptidase activates ______ to _____
trypsinogen, trypsin
trypsin activates ______ into _____ and(write and) _____ into _____
chymotrypsinogen, chymotrypsin, and procarboxypeptidase, carboxypeptidase
The brush border enzyme _______ breaks the final bond between two amino acids
dipeptidase
______ generates free amino acids from the amino end
aminopeptidase
True or false, only free amino acids can be absorbed through epithelial cells into the blood
true
Lipid digestion begins in the _____
stomach
_____ and ______ lipase breaks down a triglyceride into a monoglyceride and fatty acids
lingual, gastric
Pancreatic lipase continues to digest _____ in the small intestine
lipids
Bile salts help digest lipids through the process of ______
emulsification
True or false, there are no brush border enzymes involved in the digestion of lipids
true
What effect does a low body temperature have on digestive enzymes
makes them less effective
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