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Digestion and Absorption · Biology · NEET
MCQ (Single Correct Answer)
1
Diacetyl morphine is also called as :
NEET 2023 Manipur
2
Select the correct sequential steps regarding absorption of fatty acids and glycerol, in intestine.
(A) Micelles are reformed into small protein coated fat globules called chylomicrons.
(B) Micelles move into intestinal mucosa.
(C) Fatty acids and glycerol are incorporated into small droplets called micelles.
(D) Lacteals release the absorbed substances into blood stream.
(E) Chylomicrons are transported into lacteals.
Choose the correct answer from the options given below :
NEET 2023 Manipur
3
Match List I with List II
| List I (Cells) |
List II (Secretion) |
||
|---|---|---|---|
| (A) | Peptic cells | (I) | Mucus |
| (B) | Goblet cells | (II) | Bile juice |
| (C) | Oxyntic cells | (III) | Proenzyme pepsinogen |
| (D) | Hepatic cells | (IV) | HCl and intrinsic factor for absorption of vitamin B$$_{12}$$ |
Choose the correct answer from the options given below:
NEET 2023
4
Once the undigested and unabsorbed substances enter the caecum, their backflow is prevented by
NEET 2023
5
Match List I with List II.
| List I | List II | ||
|---|---|---|---|
| (A) | CCK | (I) | Kidney |
| (B) | GIP | (II) | Heart |
| (C) | ANF | (III) | Gastric gland |
| (D) | ADH | (IV) | Pancreas |
Choose the correct answer from the options given below :
NEET 2023
6
Role of enamel is to
NEET 2022 Phase 2
7
Given below are two statements:
Statement I : Fatty acids and glycerols cannot be absorbed into the blood.
Statement II : Specialized lymphatic capillaries called lacteals carry chylomicrons into lymphatic vessels and ultimately into the blood.
In the light of the above statements, choose the most appropriate answer from the options given below:
NEET 2022 Phase 1
8
Which of the following functions is not performed by secretions from salivary glands?
NEET 2022 Phase 1
9
Which of the following is present between the adjacent bones of the vertebral column?
NEET 2022 Phase 1
10
Succus entericus is referred to as :
NEET 2021
11
Sphincter of oddi is present at :
NEET 2021
12
Identify the correct statement with reference to
human digestive system.
NEET 2020 Phase 1
13
The enzyme enterokinase helps in conversion
of
NEET 2020 Phase 1
14
Goblet cells of alimentary canal are modified from
NEET 2020 Phase 1
15
It takes very long time for pineapple plants to produce flowers. Which combination of hormones can be
applied to artificially induce flowering in pineapple plants throughout the year to increase yield?
NEET 2019
16
Identify the cells whose secretion protects the lining of gastro-intestinal tract from various enzymes.
NEET 2019
17
Match the following structures with their respective location in organs :
Select the correct option
| (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
NEET 2019
18
Which of the following terms describe human
dentition?
NEET 2018
19
Which of the following gastric cells indirectly
help in erythropoiesis?
NEET 2018
20
Which of the following options best represents the enzyme composition of pancreatic juice?
NEET 2017
21
Which cells of 'Crypts of Lieberkuhn' secrete antibacterial lysozyme?
NEET 2017
22
A baby boy aged two years is admitted to play school and passes through a dental check-up. The dentist observed that the boy had twenty teeth. Which teeth were absent?
NEET 2017
23
Which hormones do stimulate the production of pancreatic juice and bicarbonate?
NEET 2016 Phase 2
24
Which of the following guards the opening of hepatopanjcreatic duct into the duodenum?
NEET 2016 Phase 1
25
In the stomach, gastric acid is secreted by the
NEET 2016 Phase 1
26
The primary dentition in human differs from permanent dentition in not having one of the following type of teeth.
AIPMT 2015
27
The enzyme that is not present in succus entericus is
AIPMT 2015
28
Which of the following statements is not correct?
AIPMT 2015 Cancelled Paper
29
Gastric juice of infants contains
AIPMT 2015 Cancelled Paper
30
Fructose is absorbed into the blood through mucosa cells of intesine by the process called
AIPMT 2014
31
The initial step in the digestion of milk in humans is carried out by
AIPMT 2014
32
Which enzymes are likely to act on the backed potatoes eaten by a man, starting from the mouth and as it moves down the alimentary canal?
NEET 2013 (Karnataka)
33
A healthy person eats the following diet-5 gm raw sugar, 4 gm albumin, 10 gm pure buffalo ghee adultrated with 2 gm vegetable ghee (hydrogenated vegetable oil) and 5 gm lignin. How many calories he is likely to get?
NEET 2013 (Karnataka)
34
Select the correct match of the digested products in humans given in column $${\rm I}$$ with their absorption site and mechanism in column $${\rm I}$$$${\rm I}$$.
NEET 2013
35
Where do certain symbiotic microorganisms normally occur in human body?
AIPMT 2012 Mains
36
For its activity, carboxypeptidase requires
AIPMT 2012 Mains
37
Anxiety and eating spicy food together in an otherwise normal human, may lead to
AIPMT 2012 Prelims
38
Which one of the following correctly represents the normal adult human dental formula?
AIPMT 2011 Mains
39
One of the constituents of the pancreatic juice which is poured into the duodenum in humans is
AIPMT 2011 Mains
40
Which one of the following enzymes carries out
the initial step in the digestion of milk in humans?
AIPMT 2011 Prelims
41
Two friends are eating together on a dining table. One of them suddenly starts coughing while swallowing some food. This coughing would have been due to improper movement of
AIPMT 2011 Prelims
42
Jaundice is a disorder of
AIPMT 2010 Mains
43
If for some reason the parietal cells of the gut epithelium become partially non-functional, what is likely to happen?
AIPMT 2010 Mains
44
If for some reason our goblet cells are nonfunctional, this will adversely affect.
AIPMT 2010 Prelims
45
Carrier ions like Na+ facilitate the absorption of substances like
AIPMT 2010 Prelims
46
Which one of the following pairs of food components in humans reaches the stomach totally undigested?
AIPMT 2009
47
Which one of the following statements is true regarding digestion and absorption of food in humans?
AIPMT 2009
48
A young infant may be feeding entirely on mother's milk which is white in colour but the stools which the infant passes out is quite yellowish. what is this yellow colour due to?
AIPMT 2009
49
When breast feeding is replaced by less nutritive food low in proteins and calories; the infants below the age of one year are likely to suffer from
AIPMT 2009
50
What will happen if the secretion of parietal cells of gastric glands is blocked with an inhibitor?
AIPMT 2008
51
Which one of the following is the correct matching of the site of action on the given substrate, the enzyme acting upon it and the end product?
AIPMT 2008
52
Which one of the following is a fat-soluble vitamin and its related deficiency diseade?
AIPMT 2007
53
Examination of blood of a person suspected of having anaemia shows large, immature, nucleated erythrocytes without haemoglobin. Supplementing his diet with which of the following is likely to alleviate his symptoms?
AIPMT 2006
54
Which group of three of the following five statements (1 - 5) contain all three correct statements regarding beri-beri?
1. A crippling disease prevalent among the native population of sub-Saharan Africa
2. A deficiency disease caused by lack of thiamine (vitamin B1)
3. A nutritional disorder in infants and young children when the diet is persistently deficient in essential protein
4. Occurs in those countries where the staple diet is polished rice
5. The symptoms are pain from neuritis, paralysis, muscle wasting, progressive oedema, mental deterioration and finally heart failure.
1. A crippling disease prevalent among the native population of sub-Saharan Africa
2. A deficiency disease caused by lack of thiamine (vitamin B1)
3. A nutritional disorder in infants and young children when the diet is persistently deficient in essential protein
4. Occurs in those countries where the staple diet is polished rice
5. The symptoms are pain from neuritis, paralysis, muscle wasting, progressive oedema, mental deterioration and finally heart failure.
AIPMT 2005
55
Secretin and cholecystokinin are digestive hormones. They are secreted in
AIPMT 2005
56
Epithelial cells of the intestine involved in food absorption have on their surface
AIPMT 2005
57
A patient is generally advised to specially consume more meat, lentils, milk and eggs in diet only when he suffers from
AIPMT 2005
58
Duodenum has characteristics Brunner's gland which secrete two hormones called
AIPMT 2004
59
Which one of the following pairs is not correctly matched?
AIPMT 2004
60
The richest sources of vitamin B12 are
AIPMT 2004
61
During prolonged fastings, in what sequence are the following organic compounds used up by the body?
AIPMT 2003
62
Continuous bleeding from an injured part of body is due to deficiency of
AIPMT 2002
63
Hydrolytic enzymes which act on low pH called as
AIPMT 2002
64
Stool of a person is which grey coloured due to malfunction of which of the following organ?
AIPMT 2002
65
Which one of the followinf is correctly matched?
AIPMT 2001
66
A person who is eating boiled potato, his food contains the component
AIPMT 2000
67
In mammals milk is digested by the action of
AIPMT 2000
68
Which food should be eaten during deficiency of rhodopsin in eyes?
AIPMT 2000
69
Essential amino acid is
AIPMT 2000