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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 |
51%
Level 3: 35%-60%
NEET - 2022
Hints
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%
Level 2: 60%+
NEET - 2022
Hints
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 |
59%
Level 3: 35%-60%
Please attempt this question first.
Hints
Please attempt this question first.
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 |
Level 3: 35%-60%
Hints
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 |
70%
Level 2: 60%+
NEET - 2022
Hints
Role of enamel is to :
1. Connect crown of tooth with its root.
2. Masticate the food.
3. Form bolus.
4. Give basic shape to the teeth
1. Connect crown of tooth with its root.
2. Masticate the food.
3. Form bolus.
4. Give basic shape to the teeth
Subtopic: Alimentary Canal: Oral Cavity & Teeth |
65%
Level 2: 60%+
NEET - 2022
Hints
Identify A, B, C and D in the given diagram of human tooth:
| A | B | C | D | |
| 1. | Enamel | Dentin | Pulp | Cementum |
| 2. | Dentin | Enamel | Pulp | Cementum |
| 3. | Cementum | Dentin | Pulp | Enamel |
| 4. | Enamel | Pulp | Dentin | Cementum |
Subtopic: Alimentary Canal: Oral Cavity & Teeth |
81%
Level 1: 80%+
Hints
Identify the correct statements regarding the structures labelled as A and B in the given diagram:
I: A is a sphincter that prevents reflux of acidic gastric content into the oesophagus.
II: B region has a sphincter that regulates the entry of chime into the duodenum.
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
I: A is a sphincter that prevents reflux of acidic gastric content into the oesophagus.
II: B region has a sphincter that regulates the entry of chime into the duodenum.
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Introduction to Digestive System |
80%
Level 1: 80%+
Hints
Study the given figure and select the correct match from the options given below:
| A. | Serosa | It is called as endomysium |
| B. | Muscularis | Has an inner circular and outer longitudinal layer |
| C. | Submucosa | Lacks blood supply |
| D. | Mucosa | Epithelial lining modified in various parts |
| 1. Only A and B | 2. Only B and D |
| 3. Only A and C | 4. Only B and C |
Subtopic: Histology of Gut |
80%
Level 1: 80%+
Hints
The figure shows a section of small intestinal mucosa. Identify A, B and C:
| A | B | C | |
| 1. | Rugae | Lacteal | Crypts |
| 2. | Haustration | Portal vein | Brunner’s gland |
| 3. | Villi | Lacteal | Crypts |
| 4. | Villi | Portal vein | Deep tubular gland |
Subtopic: Histology of Gut |
87%
Level 1: 80%+
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