Digestion and Absorption

Which of the following guards the opening of hepatopancreatic duct into the duodenum?

• illeocaecal valve

• Pyloric sphincter

• Sphincter of Oddi

• Sphincter of Oddi

In the stomach, gastric acid is secreted by the

• parietal cells

• peptic cells

• acidic cells

• acidic cells

Select the correct match of the digested products in humans given in column I with their absorption site and mechanism in column (II).

• Column I	Column II
  Glycine and glucose	Small intestine and active absorption

• Column I	Column II
  Fructose and Na+	Small intestine passive absorption

  Column I	Column II
  Glycine and glucose	Small intestine and active absorption

• Column I	Column II
  Glycerol and Fatty acids	Duodenum and move as chilomicrons

• Column I	Column II
  Glycerol and Fatty acids	Duodenum and move as chilomicrons

The guta of cow and buffalo possess

• Fucus sp

• Chlorella sp

• Methanogens

• Methanogens

The primary dentition in human differs from permanent dentition in not having one of the following type of teeth

• Canine

• Premolars

• Molars

• Molars

The enzyme that is not present in succus entericus is

• maltase

• nucleases

• nucleosidase

• nucleosidase

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

• Vomiting

• Indigestion

• Jaundice

• Jaundice

Which of the following statements is not correct?

• Brunner's glands are present in the submucosa of stomach and secrete pepsinogen

• Goblet cells are present in the mucosa of intestine and secrete mucus

• Oxyntic cells are present in the mucosa of stomach and secrete HCl.

• Oxyntic cells are present in the mucosa of stomach and secrete HCl.

Gastric juice of infants contains

• maltase, pepsinogen, rennin

• nuclease, pepsinogen, lipase

• pepsinogen, lipase, rennin

• pepsinogen, lipase, rennin

One of the constituents of the pancreatic juice while poured into the duodenum in humans, is

• Trypsinogen

• chymotrypsin

• trypsin

• trypsin