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Deglutition is the process of chewing.

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Important Questions on Digestion and Absorption

EASY
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
Which one of the following statements is true about trypsinogen?
EASY
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
Identify the CORRECT match of the site of action on food substrate, enzyme acting on it and its end products in the following reactions.
MEDIUM
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
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>Physiology of Digestion in Humans
Which ONE of the following statements about rennin is CORRECT?
EASY
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
The initial step in the digestion of milk in human is carried out by?
MEDIUM
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
Read the following (A-D) statements:

(A) In the stomach, the food is called the chyme.
(B) Bile helps in emulsification of protein.
(C) Absorption of water, simple sugars and alcohol takes place in the stomach.
(D) The physiologic value of protein is 5.65 Kcal/g.

How many of the above statements are wrong?
EASY
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
When a piece of bread is chewed it tastes sweet because
EASY
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
If the pH of the stomach is 1.8, then which enzyme will digest protein?
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Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
Select the correct statement :-
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Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
The liver converts excess glucose to _____ for storage.
EASY
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans

Fill in the blank with the correct option provided in the bracket.

Pepsin breaks down _____(proteins/carbohydrates/fats).

EASY
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
Which of the following represent bile salts?
MEDIUM
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
Which of the following statements is incorrect?
MEDIUM
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
The colour of the faeces is due to the
EASY
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
The enzyme lipase converts
MEDIUM
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans

Fill in the blank with the correct option provided in the bracket.

Trypsinogen is activated an enzyme called _____(enterokinase/pancreatic lipase/pepsin).

MEDIUM
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
With reference to a normal human being, which one of the following statements is not correct?
EASY
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
RNA and DNA are hydrolized by the _____  enzymes
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Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
Which one of the following pairs of food components in humans reaches the stomach totally undigested?
EASY
Biology>Human Anatomy and Physiology-I>Digestion and Absorption>Physiology of Digestion in Humans
In human body, the role of bile salts in digestion is to