Column I contains names of the sphincter muscles of the alimentary canal and column II contains their locations. Match them properly and choose the correct answer.

Which one of the following statement is not correct about intestinal villi?

Consider the following statements:

(A) Niacin (the anti-pellagra vitamin) is present in meats, fish, peanuts, poultry, fruits and leafy green vegetables.

(B) Crypts of Lieberkuhn are present in the liver

(C) Steapsin is the pancreatic amylase

The following list describes four major digestive enzymes. Which one of the following is incorrect?

Deficiency of vitamin D can lead to

Carrier ions like Na⁺ facilitate the absorption of substances like

Anxiety and eating spicy food together in an otherwise normal human, may lead to

Which one of the following is the correct matching of the site of action on the given substrate, the enzyme acting upon it and the end product?

What will happen if the secretion of parietal cells of gastric glands is blocked with an inhibitor?

The diagram of large intestine of man is given below. Identify the parts labelled A, B, C, D, E and F.