What regulates the opening of oesophagus into the stomach?

1. A membranous valve

2. A muscular sphincter

3. A mesodermal septum

4. A cartilaginous flap

Subtopic:  Movement of Food in Gut |
 87%
From NCERT
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Match each item in Column I with one item in Column II and chose your answer from the codes given below:

Column I

(vitamin)

Column II

(source)

I. A

II. B1

III. PP

IV. C

1. cereals

2. carrot

3. citrus fruits

4. synthesized in human body

Codes:

                I            II            III            IV

1.             1            2             3               4

2.             2            1             4               3

3.             2            1             3               4

4.             1            2             4               3

Subtopic:   DIGESTION OF FOOD |
 68%
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Which cells of ‘Crypts of Lieberkuhn' secrete antibacterial lysozyme?

(1) Argentaffin cells

(2) Paneth oaks

(3) Zymogen cells

(4) Kupffer cells

Subtopic:  Peristalsis: Gland in Alimentary Canal |
 50%
NEET - 2017
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A baby boy aged two years is admitted to play-school and passes through a dental check-up. The dentist observed that the boy had twenty teeth. Which teeth were absent?

(1) Incisors

(2) Canines

(3) Premolars

(4) Molars

Subtopic:  Alimentary Canal: Oral Cavity & Teeth |
 78%
NEET - 2017
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Which of the following guards the opening of hepatopancreatic duct into the duodenum ?

(1) Illeocaecal valve

(2) Pyloric sphincter

(3) Sphincter of Oddi

(4) Semilunar valve

Subtopic:  Histology of Gut | Movement of Food in Gut |
 89%
From NCERT
NEET - 2016
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In the stomach, gastric acid is secreted by the:-
(1) parietal cells

(2) peptic cells

(3) acidic cells

(4) gastrin secreting cells

Subtopic:  Gastric Secretions |
 61%
From NCERT
NEET - 2016
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The primary dentition in human differs from permanent dentition in not having one of the

following type of teeth

1. Canine                   

2. Premolars

3. Molars                   

4. Incisors

Subtopic:  Alimentary Canal: Oral Cavity & Teeth |
 86%
NEET - 2015
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The enzyme that is not present in succus entericus is

(1) maltase

(2) nucleases

(3) nucleosidase

(4) lipase

Subtopic:  Intestinal Secretions |
 55%
From NCERT
NEET - 2015
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Which of the following statement is not correct ?

1. Brunner's glands are present in the submucosa of stomach and secret pepsinogen.

2. Goblet cells are present in the mucosa of intestine and secret mucus.

3. Oxyntic cells are present in the mucosa of stomach and secret HCl.

4. Acini are present in the pancreas and secrete carboxypeptidase

Subtopic:  Histology of Gut | Peristalsis: Gland in Alimentary Canal |
 74%
NEET - 2015
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Gastric juice of infants contains?

1. maltase, pepsinogen, rennin

2. nuclease, pepsinogen, lipase

3. pepsinogen, lipase, rennin

4. amylase, rennin, pepsinogen

Subtopic:  Gastric Secretions |
 61%
NEET - 2015
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