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Q. No.The number of incorrect statements amongst the given statements is:
I. The tongue is attached to the roof of the oral cavity by the frenulum.
II. The structural and functional units of the human liver are the hepatic lobules.
III. Lysozyme present in saliva acts as an antibacterial agent that prevents infection.
IV. Brunner’s glands are located in the submucosa of the duodenum.
V. No significant digestive activity occurs in the large intestine.
1. 1
2. 3
3. 4
4. 5
Subtopic: Alimentary Canal: Oral Cavity & Teeth |
73%
From NCERT
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Match each item in Column I with one in Column II and choose your answer from the codes given below:
| GI secretion | Secreted by | ||
| (a) | Lysozyme | (i) | Upper small intestinal mucosa |
| (b) | Rennin | (ii) | Stomach |
| (c) | Enterokinase | (iii) | Saliva |
| (d) | Nucleases | (iv) | Pancreas |
| (a) | (b) | (c) | (d) | |
| 1. | (iii) | (i) | (ii) | (iv) |
| 2. | (iii) | (ii) | (i) | (iv) |
| 3. | (ii) | (i) | (iii) | (iv) |
| 4. | (iv) | (ii) | (i) | (iii) |
Subtopic: Digestive Secretions: Saliva | Gastric Secretions | Pancreatic Secretions |
89%
From NCERT
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Which group of three of the following five statements (a-e) contains all the three correct statements regarding beri-beri:
| a. | A crippling disease prevalent among the native population of sub-Saharan Africa |
| b. | A deficiency disease caused by a lack of thiamine (vitamin B1) |
| c. | A nutritional disorder in infants and young children when the diet is persistently deficient in essential protein |
| d. | Occurs in those countries where the staple diet is polished rice |
| e. | The symptoms are pain from neuritis, paralysis, muscle wasting, progressive oedema, mental deterioration, and finally heart failure |
1. b, c, and e
2. a, b, and d
3. b, d, and e
4. a, c, and e
Subtopic: Disorders of Digestive System |
AIPMT - 2005
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Consider the two statements:
I. Gastric juice in human adults does not contain rennin.
II. Human adults cannot digest milk protein.
1. Both I and II are correct
2. Only I is correct
3. Only II is correct
4. Both I and II are incorrect
Subtopic: Gastric Secretions |
55%
From NCERT
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| Assertion: | Fatty acids and glycerol cannot be absorbed into the blood. |
| Reason: | They are transported into the lymph vessels in the villi. |
| 1. | Both assertion and reason are true and the reason is the correct explanation of the assertion |
| 2. | Both assertion and reason are true but the reason is not the correct explanation of the assertion |
| 3. | Assertion is true but reason is false |
| 4. | Both assertion and reason are false |
Subtopic: Absorption: Part 2 |
53%
From NCERT
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Match each item in Column I with one in COLUMN II and select the correct match from the codes given:
Codes:
| COLUMN I | COLUMN II | ||
| A | Saliva | P | Intrinsic factor |
| B | Gastric secretion | Q | Nuclease |
| C | Pancreatic juice | R | Lysozyme |
| D | Succus entericus | S | Nucleosidase |
Codes:
| A | B | C | D | |
| 1. | R | P | Q | S |
| 2. | P | Q | S | R |
| 3. | Q | S | R | P |
| 4 | S | R | P | Q |
Subtopic: Accessory Digestive Glands | Digestive Secretions: Saliva | Gastric Secretions | Pancreatic Secretions | Intestinal Secretions |
90%
From NCERT
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Give below are two statements :
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.
| 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 |
79%
From NCERT
NEET - 2022
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Find out the correct statement(s)
A. Peristalsis is coordinated by the vagus nerve
B. When food enters into the stomach, the activity of salivary amylase stops due to pepsin
C. Deglutition centre is located in the floor of IV ventricle of the medulla oblongata
D. Absorption of cyanocobalamin takes place in the presence of intrinsic factor
E. Carboxypeptidase is a pancreatic endopeptidase that digests the peptides into amino acids
Choose the correct answer from the options given below
1. A, C and D only
2. A, B and E only
3. A, B and D only
4. C, D and E only
A. Peristalsis is coordinated by the vagus nerve
B. When food enters into the stomach, the activity of salivary amylase stops due to pepsin
C. Deglutition centre is located in the floor of IV ventricle of the medulla oblongata
D. Absorption of cyanocobalamin takes place in the presence of intrinsic factor
E. Carboxypeptidase is a pancreatic endopeptidase that digests the peptides into amino acids
Choose the correct answer from the options given below
1. A, C and D only
2. A, B and E only
3. A, B and D only
4. C, D and E only
Subtopic: Peristalsis: Gland in Alimentary Canal | Movement of Food in Gut | Gastric Secretions | Absorption: Part 1 |
From NCERT
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Which of the following structures make a solution that can raise the pH in the digestive system of a healthy human?
1. gall bladder
2. pancreas
3. stomach
1. 2 and 3 only
2. 1 and 2 only
3. 1 only
4. 2 only
1. gall bladder
2. pancreas
3. stomach
1. 2 and 3 only
2. 1 and 2 only
3. 1 only
4. 2 only
Subtopic: Gastric Secretions | Pancreatic Secretions |
55%
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Which of the following statements about bile in the digestive system are correct?
1 It emulsifies fat globules.
2 It dilutes the contents of the small intestine.
3 It lowers the activation energy of lipase.
4 It helps to reduce the acidity of the contents leaving the stomach.
1. 1, 2 and 3 only
2. 1, 2 and 4 only
3. 1 and 2 only
4. 2 and 3 only
1 It emulsifies fat globules.
2 It dilutes the contents of the small intestine.
3 It lowers the activation energy of lipase.
4 It helps to reduce the acidity of the contents leaving the stomach.
1. 1, 2 and 3 only
2. 1, 2 and 4 only
3. 1 and 2 only
4. 2 and 3 only
Subtopic: Bile |
68%
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