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The structure which controls the peristaltic movement of alimentary canal is

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Important Questions on Digestion and Absorption

EASY
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
The primary dentition in human differs from permanent dentition in not having one of the following types of teeth:
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Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
Intrinsic factor that helps in the absorption of vitamin B12 is secreted by:
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Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion

Following are different layers in the wall of the alimentary canal of man
I) Longitudinal muscles
II) Mucosa
III) Serosa
IV) Circular muscles
V) Submucosa

Arrange them in the correct sequence from the outer to the inner side

EASY
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
In the stomach, gastric acid is secreted by the
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Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
Which cells of 'Crypts of Lieberkuhn' secrete antibacterial lysozyme?
EASY
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
Which ONE of the following is NOT a function of the small intestine?
MEDIUM
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
In a T. S. of the human small intestine, serosa is the outermost layer and is made up of a thin __A__. Muscularis is formed by the smooth muscles arranged outer __B__ and inner __C__. Sub-mucosa is formed by the __D__. Mucosa is the innermost layer made of __E__.
MEDIUM
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
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
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
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.
EASY
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
Identify the correct statement with reference to human digestive system.
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Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
The enzyme that is not present in succus entericus is:
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Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
In the digestive system, the pH of the stomach and the intestine, respectively are:
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Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
Gastric juice of infants contains:
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Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
The crypts of Lieberkuhn are found in which one of the following parts of the human digestive tract?
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Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
The initial step in the digestion of milk in human is carried out by?
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Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
Which one of the following statements is true about trypsinogen?
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Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion

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
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
The proteolytic enzyme rennin is found in:
MEDIUM
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
A baby boy aged two years is admitted to playing school and passes through a dental check-up. The dentist observed that the boy had twenty teeth. Which teeth were absent?
MEDIUM
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Process of Digestion
Which of the following statements is not correct?