BiologyNEB 2082 (MCQs)

After complete digestion of food in duodenum, food changes into milky juice like fluid. What is this state of food called? a) Bolus b) Chyme c) Faeces d) Chyle

1

Answer

The milky, emulsified fluid formed in the duodenum after complete digestion of food is called chyle. This occurs when dietary fats are broken down into fatty acids and monoglycerides, which combine with bile salts to form tiny micelles. These micelles, along with other digested nutrients, give the fluid a milky appearance.

Chyle is absorbed into the lymphatic system via lacteals in the intestinal villi, eventually entering the bloodstream. This process is distinct from chyme, which is the semi-liquid, partially digested food in the stomach and small intestine but not yet emulsified into a milky fluid.

Thus, the correct answer is: d) Chyle

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