The intrinsic factor that helps in the absorption of vitamin B12 is secreted by:

1. Goblet cells

2. Hepatic cells

3. Oxyntic cells

4. Chief cells

Subtopic:  Gastric Secretions |
 81%
From NCERT
NEET - 2020
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The proteolytic enzyme rennin is found in:

1. Intestinal juice

2. Bile juice

3. Gastric juice

4. Pancreatic juice

Subtopic:   DIGESTION OF FOOD |
 77%
From NCERT
NEET - 2020
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Succus entericus is referred to as:

1. Gastric juice

2. Chyme

3. Pancreatic juice

4. Intestinal juice

Subtopic:  Intestinal Secretions |  DIGESTION OF FOOD |
 82%
From NCERT
NEET - 2021
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Sphincter of Oddi is present at :
1. Gastro-oesophageal junction
2. Junction of jejunum and duodenum
3. Ileo-caecal junction
4. Junction of hepato-pancreatic duct and duodenum

Subtopic:  Accessory Digestive Glands |
 84%
From NCERT
NEET - 2021
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The enzyme enterokinase helps in the conversion of 

1.  trypsinogen into trypsin

2.  caseinogen into casein

3.  pepsinogen into pepsin

4.  protein into polypeptides 

Subtopic:  Pancreatic Secretions |  DIGESTION OF FOOD |
 89%
From NCERT
NEET - 2020
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Identify the correct statement with reference to human digestive system

1. Serosa is the innermost layer of the alimentary canal.

2. Ileum is a highly coiled part.

3. Vermiform appendix arises from duodenum.

4. Ileum opens into small intestine.

Subtopic:  Histology of Gut |
 80%
From NCERT
NEET - 2020
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Give 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 option given below :
1. Statements I is incorrect but Statements II is correct.
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect. 
4. Statement I is correct but Statement II is Incorrect.
Subtopic:  Absorption |
 80%
From NCERT
NEET - 2022
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Which of the following functions is not performed by secretions from salivary glands?
1. Digestion of disaccharides
2. Control bacterial population in mouth
3. Digestion of complex carbohydrates
4. Lubrication of oral cavity

Subtopic:  Digestive Secretions: Saliva |
 54%
From NCERT
NEET - 2022
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Chylomicrons are: 
1. fat coated  protein globules 
2. micro-sized lipid molecules 
3. protein coated fat globules 
4. spherical aggregates of fatty acids 

Subtopic:  Absorption |
 71%
From NCERT
NEET - 2022
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Choose the incorrect enzymatic reaction: 
1. \( Maltose \stackrel{\text { Maltase }}{\longrightarrow} Glucose + Galactose \)
2. \( Sucrose \stackrel{\text { sucrease }}{\longrightarrow} Glucose + Fructose \)
3. \( Lactose \stackrel{\text { Lactase }}{\longrightarrow} Glucose + Galactose \)
4. \(Dipeptides \stackrel{\text { Dipeptidases }}{\longrightarrow}Amino ~acids\)
Subtopic:   DIGESTION OF FOOD |
 72%
From NCERT
NEET - 2022
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