GENERAL HISTOLOGY

LIVER PANCREAS

LIVER

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Bile is a digestive juice in our body. Which of the following statements about bile is correct?
A
It is produced by the gall bladder.
B
It contains an enzyme that digests fat.
C
It helps break down fat into droplets.
D
It stimulates peristaltic movement of the small intestine.
Explanation: 

Detailed explanation-1: -(e) No, bile juice does not digest fat completely. Bile juice secreted by the liver is devoid of any digestive enzymes, but it helps in the digestion of fats. Fats are present as large globules and are insoluble in water. The bile juice breaks down the big fat globules into smaller globules.

Detailed explanation-2: -Bile salts break down larger fat globules in food into small droplets of fat. Smaller fat droplets are easier for the digestive enzymes from the pancreas to process and break down. The bile salts also help the cells in the bowel to absorb these fat droplets.

Detailed explanation-3: -When bile enters the small intestine, it will mix with the fat globules and will cause them to break down into smaller units called emulsion droplets. This process is called emulsification. Emulsification greatly increases the surface area of the fat on which the lipase can actually act on.

Detailed explanation-4: -Bile is the greenish-yellow fluid (consisting of waste products, cholesterol, and bile salts) that is secreted by the liver cells to perform 2 primary functions: To carry away waste. To break down fats during digestion.

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