The layer of cells that secret enamel of tooth is: 

1. dentoblast

2. ameloblast

3. osteoblast

4. odontoblast

Subtopic:  Alimentary Canal: Oral Cavity & Teeth |
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The contraction of gall bladder is due to

1. gastrin

2. secretin

3. cholecystokinin

4. enterogasterone

Subtopic:  Gastric Secretions |
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Brunner's glands occur in

1. sub-mucosa of duodenum

2. sub-mucosa of stomach

3. mucosa of oesophagus

4. mucosa of ileum

Subtopic:  Intestinal Secretions |
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Duodenum has characteristic Brunner's glands which secret two hormones called 

1. kinase, estrogen

2. secretin, cholecystokinin

3. prolactin, parathromone

4. estradion, progesterone

Subtopic:  Gastric Secretions | Intestinal Secretions |
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Pancreas produces 

1. three digestive enzymes and one hormone

2. three digestive enzymes and two hormones

3. two digestive enzymes and one hormone

4. three digestive enzymes and no hormone

Subtopic:  Pancreatic Secretions |
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Secretin and cholecystokinin are digestive hormones. They are secreted in

1. oesophagus

2. ileum

3. duodenum

4. pyloric stomach

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Carrier proteins faciliate the absorption of substance like

1. amino acids and glucose

2. glucose and fatty acids

3. fatty acids and glycerol

4. fructose and some amino acids

Subtopic:  Absorption: Part 1 | Absorption |
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The vitamin-C or ascorbic acid prevents 

1. rickets

2. pellagra

3. scurvy

4. antibody synthesis

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Which group of three of the following five statements (A-E) contains all three correct statements regarding beri-beri ? 

A. A crippling disease prevalent among the native population of sub-Sahara Africa

B. A deficiency disease caused by lack of thiamine (vitamin-B,)

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. A, B and D

2. B, C and E

3. A, C and E

4 B, D and E

Subtopic:  Protein Energy Malnutrition |
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Secretion of gastric juice is stopped by 

1. gastrin

2. pancreozymin

3. cholecystokinin

4. enterogasterone

Subtopic:  Gastric Secretions |
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