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NEET Biology NEET PYQ-Digestion and Absorption

  • question_answer
    Secretin and cholecystokinin are digestive hormones. They are secreted in: [AIPMT (S) 2005]

    A) oesophagus

    B) ileum

    C) duodenum

    D) pyloric stomach   

    Correct Answer: C

    Solution :

    [C] Secretin and cholecystokinin (CCK) are two main Gastrointestinal (GI) hormones secreted in duodenum of alimentary canal. CCK stimulates gall bladder contraction and thus increases the flow of bile salts into the intestine. Secretin stimulates the release of an alkaline pancreatic fluid that neutralizes stomach acid as it enters the intestine.


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