Question

Bile salts 

A. Are the only constituents of bile necessary for digestion. 

B. Have a characteristic molecule, part water-soluble and part fat-soluble. 

C. Are reabsorbed mainly in the upper small intestine. 

D. Are derived from cholesterol. 

E. Inhibit bile secretion by the liver. 

Answer 1

A. True They emulsify fat creating a greater surface area for lipase to act on. 

B. True This property allows them form to micelles for fat transport. 

C. False They are absorbed in the terminal ileum. 

D. True They are synthesized from cholesterol in the liver. 

E. False They are ‘choleretics’, substances which stimulate bile secretion.