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The inner lining of the stomach is protected by one of the following from hydrochloric acid. Choose the correct one

(A) Pepsin

(B) Mucus

(C) Salivary amylase

(D) Bile



  • Pepsin is an enzyme released in the stomach for the breakdown of proteins .
  • The mucus present in the inner lining of the stomach protects it from the acidic action of hydrochloric acid.
  • Salivary amylase is an enzyme reset in saliva which helps in the breakdown of starch.
  • Bile is produced by the liver and it helps in emulsification of fats i.e. breakdown of fats into smaller pieces. 

Exposure of stomach lining to gastric juices-01.jpg

So, the correct answer is (b)

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Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 13 years and a teacher from the past 17 years. He teaches Science, Economics, Accounting and English at Teachoo