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Q. No.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
1. Digestion of disaccharides
2. Control bacterial population in mouth
3. Digestion of complex carbohydrates
4. Lubrication of oral cavity
Subtopic: Digestive Secretions: Saliva |
52%
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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 |
69%
From NCERT
NEET - 2022
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A:
Pancreatic juice is secreted most abundantly in response to the presence of chyme
in the upper portions of the small intestine.
R: HCl present in chyme stimulate secretin secretion from cells of upper small intestine
In the following questions a statement of assertion (A) is followed by a statement of reason (R).
1. If both Assertion & Reason are true and the reason is the correct explanation of the assertion, then mark (1)
2. If both Assertion & Reason are true but the reason is not the correct explanation of the assertion, then mark (2)
3. If Assertion is true statement but Reason is false, then mark (3)
4. If both Assertion and Reason are false statements, then mark (4)
R: HCl present in chyme stimulate secretin secretion from cells of upper small intestine
In the following questions a statement of assertion (A) is followed by a statement of reason (R).
1. If both Assertion & Reason are true and the reason is the correct explanation of the assertion, then mark (1)
2. If both Assertion & Reason are true but the reason is not the correct explanation of the assertion, then mark (2)
3. If Assertion is true statement but Reason is false, then mark (3)
4. If both Assertion and Reason are false statements, then mark (4)
- If both the assertion and the reason are true and the reason is a correct explanation of the assertion
- If both the assertion and reason are true but the reason is not a correct explanation of the assertion
- If the assertion is true but the reason is false
- If both the assertion and reason are false
Subtopic: Gastric Secretions | Pancreatic Secretions |
51%
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After several days of starvation plasma is likely to have high concentration of
1. Glucose
2. Lactic acid
3. Ketone bodies
4. Insulin
1. Glucose
2. Lactic acid
3. Ketone bodies
4. Insulin
Subtopic: Absorption |
58%
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Oxidation of 100 gm of which of the following produces maximum energy?
1. Glucose
2. Sucrose
3. Palmitic acid
4. Glycogen.
1. Glucose
2. Sucrose
3. Palmitic acid
4. Glycogen.
Subtopic: Absorption: Part 1 | Absorption |
From NCERT
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In the following questions a statement of assertion (A) is followed by
a statement of reason (R).
1. If both Assertion & Reason are true and the reason is the correct explanation of the assertion, then mark (1)
2. If both Assertion & Reason are true but the reason is not the correct explanation of the assertion, then mark (2)
3. If Assertion is true statement but Reason is false, then mark (3)
4. If both Assertion and Reason are false statements, then mark (4)
A: Trypsin inhibitor protects the panereas from adutodigestion
R: Trypsin inhibitor prevents the subsequent activation of other pancreatic proteolytic enzymes
1. If both Assertion & Reason are true and the reason is the correct explanation of the assertion, then mark (1)
2. If both Assertion & Reason are true but the reason is not the correct explanation of the assertion, then mark (2)
3. If Assertion is true statement but Reason is false, then mark (3)
4. If both Assertion and Reason are false statements, then mark (4)
A: Trypsin inhibitor protects the panereas from adutodigestion
R: Trypsin inhibitor prevents the subsequent activation of other pancreatic proteolytic enzymes
- If both the assertion and the reason are true and the reason is a correct explanation of the assertion
- If both the assertion and reason are true but the reason is not a correct explanation of the assertion
- If the assertion is true but the reason is false
- If both the assertion and reason are false
Subtopic: Gastric Secretions | Pancreatic Secretions |
59%
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What moves a bolus of food down the esophagus to the stomach?
1. the closing of the epiglottis over the glottis
2. a lower pressure in the abdominal cavity compared to the oral cavity
3. the contraction of the diaphragm and the opening of the pyloric sphincter.
4. paristalsis caused by waves of smooth muscle contraction.
1. the closing of the epiglottis over the glottis
2. a lower pressure in the abdominal cavity compared to the oral cavity
3. the contraction of the diaphragm and the opening of the pyloric sphincter.
4. paristalsis caused by waves of smooth muscle contraction.
Subtopic: Peristalsis: Gland in Alimentary Canal |
84%
From NCERT
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Marasmus and kwashiorkor occur in infants and children of many underdeveloped countries affected by
1. Calories malnutrition
2. Carbohydrates - energy malnutrition
3. Protein - energy malnutrition
4. All of above
1. Calories malnutrition
2. Carbohydrates - energy malnutrition
3. Protein - energy malnutrition
4. All of above
Subtopic: Protein Energy Malnutrition |
58%
From NCERT
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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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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. \(Dipeptides \stackrel{\text { Dipeptidases }}{\longrightarrow}Amino ~acids\)
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 |
71%
From NCERT
NEET - 2022
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