Question:

Part of bile juice useful in digestion is

Updated On: Sep 3, 2024
  • bilesalt
  • bile pigment
  • bilematrix
  • all of them
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The Correct Option is A

Solution and Explanation

Bile is secreted by liver. Its salts, namely, sodium glycocholate and sodium taurocholate. reduce the surface tension of large fat droplets and break them into many small ones. The process is called emulsification, as it produces a fine emulsion of fats in the aqueous intestinal contents. Bile salts also forms a thin coating around tiny fat droplets to keep them from coalescing. The small fat droplets present larger surface area to lipases. This increases lipase action on fats. Triglycerides $ {->[\text{Blle salts}]}$ Emulsified triglycerides
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Concepts Used:

Digestion and Absorption - Alimentary Canal

Digestion can be defined as the process of breakdown of large, insoluble and complex food molecules into smaller ones for its absorption and circulation in the body. This process involves the usage of a variety of digestive fluids and enzymes, including saliva, mucus, bile and hydrochloric acid, among others.

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The alimentary canal is mainly referred to as the pathway by which food enters our body and moves out through the anus after digestion. It is a tube-like structure that starts from the mouth and ends in the anus. The alimentary canal plays a primary role in human digestion and is also termed as the digestive tract.

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