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Bile: Quiz

  
  
  

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Question 1: Bile or gall is a bitter-tasting, dark green to yellowish brown fluid, produced by the liver of most vertebrates, that aids the process of ________ of lipids in the small intestine.
Endocrine systemDigestionImmune systemStomach

Question 2: In the absence of bile, fats become indigestible and are instead excreted in ________, a condition called steatorrhea.
Human fecesToiletFecesCoprophagia

Question 3: Bile acts to some extent as a ________, helping to emulsify the fats in the food.
Sodium lauryl sulfateSurfactantAmphiphilePerfluorooctanoic acid

Question 4: Since bile increases the absorption of fats, it is an important part of the absorption of the fat-soluble substances, such as the ________ D, E, K and A.
VitaminFolic acidCholineCyanocobalamin

Question 5: Bile salt ________ have a hydrophilic side and a hydrophobic side, and therefore tend to aggregate around droplets of fat (triglycerides and phospholipids) to form micelles, with the hydrophobic sides towards the fat and hydrophilic towards the outside.
Lithium-ion batteryElectrolyteIonHalf cell

Question 6: It concentrates it up to 5 times (increasing concentration to 4%), before contracting the walls and releasing it into the ________ once chyme has entered the small intestine from the stomach.
Human gastrointestinal tractIleumJejunumDuodenum

Question 7: The bile acids are typically conjugated with taurine, or ________ and are produced by the liver from cholesterol.
SerineGlycineGlutamic acidAlanine

Question 8: Besides its digestive function, bile serves also as the route of excretion for ________, a byproduct of red blood cells recycled by the liver.
HemoglobinBilirubinReference ranges for blood testsHaptoglobin

Question 9: In many species, bile is stored in the gallbladder between meals and upon eating is discharged into the ________.
Small intestineStomachDuodenumHuman gastrointestinal tract

Question 10: The ________ contained in bile will occasionally accrete into lumps in the gall bladder, forming gallstones.
AtherosclerosisLow-density lipoproteinCholesterolTrans fat
















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