EASY
Earn 100

Recognise the enzyme according to its function.

Proteins, proteoses, peptones Polypeptides

Important Questions on Digestion and Absorption

EASY
Which one of the following statements is true about trypsinogen?
MEDIUM
Which of the following statements is not correct?
EASY
The initial step in the digestion of milk in human is carried out by?
MEDIUM
Enterohepatic circulation of bile salts refers to
a) Circulation of bile juice between gall bladder and the liver through the cystic duct.
b) Combining of bile acids with sodium to form bile salts.
c) Bile salts after emulsification are absorbed back into the blood and are used in the liver for bile juice.
d) Bile salts of chylomicrons are released into the blood and are carried to the liver where they are not used in the formation of bile juice.
EASY
Identify the CORRECT match of the site of action on food substrate, enzyme acting on it and its end products in the following reactions.
EASY
Identify the cells whose secretion protects the lining of gastro-intestinal tract from various enzymes.
MEDIUM

Match the following 

   List - I     List - II
(a) Villikinin (i) Stimulates the secretion of HCl and pepsinogen
(b) Secretin (ii) Stimulates the secretions of H2O and HCO3-
(c) Gastrin (iii) Stimulates intestinal epithelial movement to increase nutrient absorption
(d) Cholecystokinin (iv) Stimulates the secretion of pancreatic enzymes and bile juice

The correct answer is

EASY
Which of the following anions neutralize the acidic pH of the chyme that enters into the duodenum from the stomach?
EASY
In the stomach, gastric acid is secreted by the
EASY
Which of the following options best represents the enzyme composition of pancreatic juice?
EASY
Removal of the pancreas impairs the breakdown of
EASY
Which ONE of the following statements about rennin is CORRECT?
EASY
Which hormones do stimulate the production of pancreatic juice and bicarbonate?
EASY

Match the digestive glands given in Column - I with their respective enzymes given in Column — II and choose the correct combination from the given options,

  Column I   Column II
(1) Pancreas (p) Pepsin
(2) Gastric glands (q) Enterokinase
(3) Small intestine (r) Ptyalin
(4) Salivary glands (s) Trypsin

Choose the correct option:- 

EASY
An enzyme with optimal activity at pH 2.0 and 37°C is most likely to be:
EASY
The enzyme that is not present in succus entericus is:
HARD
An octapeptide (NH2 -Asn-Glu-Tyr-Lys-Trp-Met-Glu-Gly) is subjected to complete protease and chemical digestion. Based on the results obtained, choose the incorrect option from below.
EASY
Match the following structures with their respective location in organs:
  Column – I   Column – II
(a) Crypts of Lieberkuhn (i) Pancreas
(b) Glisson’s capsule (ii) Duodenum
(c) Islets of Langerhans (iii) Small intestine
(d) Brunner’s Glands (iv) Liver

Select the correct option.