Multiple Choice QuestionsWhich 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 |
A.
|
Column I |
Column II |
|
Glycine and glucose |
Small intestine and active absorption |
Amino acids monosaccharides like glucose, electrolytes like Na+ are absorbed into the blood by active transport. Fructose and some amino acids are absorbed with the help of the carrier ions like Na+ by facilitated transport. Fatty acid and glycerol cannot be absorbed into the blood. They are first incorporated into small droplets called micelles, which move into the intestinal mucosa.
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
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