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Questions and Answers
What is the main function of Phospholipase A2 in lipid digestion?
What is the main function of Phospholipase A2 in lipid digestion?
- Prevents the breakdown of phospholipids
- Adds a fatty acid to a phospholipid
- Converts a phospholipid into a triglyceride
- Removes one fatty acid from carbon 2 of a phospholipid (correct)
Which hormone stimulates the gallbladder to contract and release bile during lipid digestion?
Which hormone stimulates the gallbladder to contract and release bile during lipid digestion?
- Secretin
- Glucagon
- Insulin
- Cholecystokinin (CCK) (correct)
Which component is NOT typically found in bile?
Which component is NOT typically found in bile?
- Bile salts
- Free cholesterol
- Phospholipids
- Amylase (correct)
What is the primary function of CCK hormone in lipid digestion?
What is the primary function of CCK hormone in lipid digestion?
Which part of the small intestine primarily produces cholecystokinin (CCK)?
Which part of the small intestine primarily produces cholecystokinin (CCK)?
What is the main role of secretin in lipid digestion?
What is the main role of secretin in lipid digestion?
What is the main role of lingual and gastric lipases in patients with a near or complete absence of pancreatic lipase?
What is the main role of lingual and gastric lipases in patients with a near or complete absence of pancreatic lipase?
Why is emulsification necessary for the digestion of fats?
Why is emulsification necessary for the digestion of fats?
Which two mechanisms are responsible for emulsification in the small intestine?
Which two mechanisms are responsible for emulsification in the small intestine?
What is the primary function of bile salts in the emulsification process?
What is the primary function of bile salts in the emulsification process?
What role does peristalsis play in digestion?
What role does peristalsis play in digestion?
Which type of enzymes are responsible for degrading dietary TAG, cholesteryl esters, and phospholipids?
Which type of enzymes are responsible for degrading dietary TAG, cholesteryl esters, and phospholipids?
What is the primary role of pancreatic lipase in lipid degradation?
What is the primary role of pancreatic lipase in lipid degradation?
Why is colipase essential for the activity of pancreatic lipase in lipid digestion?
Why is colipase essential for the activity of pancreatic lipase in lipid digestion?
Which enzyme is responsible for hydrolyzing cholesteryl esters during lipid degradation?
Which enzyme is responsible for hydrolyzing cholesteryl esters during lipid degradation?
What is the function of bile salts in lipid digestion?
What is the function of bile salts in lipid digestion?
How does Orlistat, an antiobesity drug, affect fat absorption in the body?
How does Orlistat, an antiobesity drug, affect fat absorption in the body?
What role does trypsin play in lipid digestion?
What role does trypsin play in lipid digestion?
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