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Nutrition in Humans

why bile juic...

Question

why bile juice is not a digestive enzyme?

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Solution

Dear Aryan, Bile juice contains bile salts and bile pigments (which has some other functions). It does not contain any enzyme for breaking the complex food substances into simpler form. Thus, bile juice does not contain any digestive juice.

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Q. Although bile juice has no digestive enzyme it is still considered to be very important during digestion of food. why?

Q. Assertion :Bile is not a true digestive juice. Reason: Bile lacks digestive enzymes.

Q. Bile juice does not contain any enzyme but bile salts are important for digestion and absorption of fats. State reason.

Q. Assertion :Liver secretes bile juice that does not contain enzymes but helps in digestion Reason: Bile carries out emulsification of fats and provide alkaline medium for activity of other enzymes

Q. Read the following passage carefully and answer the questions that follow it. Bile juice is stored in a sac called, gallbladder, located near its organ of secretion, the liver. The gallbladder releases the bile juice into the small intestine whenever food reaches there. Though bile juice is devoid of any digestive enzymes, it is required for the digestion of fats. The fats cannot be digested easily because they are insoluble in water and are present as large globules. Bile juice breaks down big fat droplets into smaller droplets. These are then easily digested by the enzymes released from the pancreas.

(a) Which organ secretes the bile juice?
(b) Why is digestion of fats difficult as compared to that of other nutrients?
(c) How does bile juice help in the digestion of fat?
(d) Where is the digestion of fat completed?
(e) Does bile juice digest fat completely?

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