Question 37 of 46
Q.First step in digestion of fat is :
(a) Absorption by lacteals
(b) Emulsification
(c) Storage in adipose tissue
(d) Enzyme action
Puducherry TnboardTamil Nadu HSC First Year (DGE) Board 2023MCQ· 1mImportance★★★★★
80% · 37/46 Questions
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Start your 14-day free trial to unlock the full solution →Fat digestion begins with emulsification by bile salts, which breaks large fat globules into smaller droplets before enzymatic digestion can proceed efficiently.
Fats are insoluble in the watery environment of the small intestine, so they first arrive in the duodenum as large globules.
Bile, secreted by the liver and stored in the gall bladder, is released into the duodenum. Bile salts act like a detergent: they break these large fat globules into much smaller droplets (emulsification), greatly increasing the total surface area exposed to digestive enzymes.
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