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?

(a) Incisors

(b) Canines

(c) Premolars

(d) Molars

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Which of the following options best represents enzyme composition of pancreatic juice?
(a) Amylase, peptidase, trypsinogen, rennin
(b) Amylase, pepsin, trypsinogen, maltase
(c) Peptidase, amylase, pepsin, rennin
(d) Lipase, amylase, trypsinogen ,procarboxypeptidase

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Which hormones do stimulate the production of pancreatic juice and bicarbonate?

(a) Angiotensin and epinephrine
(b) Gastrin and insulin
(c) Cholecystokinin and secretin
(d) Insulin and glucagon

Concept Questions :-

Gastric Secretions
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Which of the following guards the opening of hepatopancreatic duct into the duodenum ?

(a) Illeocaecal valve

(b) Pyloric sphincter

(c) Sphincter of Oddi

(d) Semilunar valve

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In the stomach, gastric acid is secreted by the:-
(a) parietal cells
(b) peptic cells
(c) acidic cells
(d) gastrin secreting cells

Concept Questions :-

Gastric Secretions
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The primary dentition in human differs from permanent dentition in not having one of the following type of teeth

(a) Canine                   

(b) Premolars

(c) Molars                   

(d) Incisors

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The enzyme that is not present in succus entericus is

(1) maltase

(2) nucleases

(3) nucleosidase

(4) lipase

Concept Questions :-

Intestinal Secretions
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Which of the following statement is not correct ?

(a) Brunner's glands are present in the submucosa of stomach and secret pepsinogen.

(b) Goblet cells are present in the mucosa of intestine and secret mucus.

(c) Oxyntic cells are present in the mucosa of stomach and secret HCl.

(d) Acinic are present in the pancreas and secrete carboxypeptidase

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Gastric juice of infants contains?

(a) maltase, pepsinogen, rennin
(b) nuclease, pepsinogen, lipase
(c) pepsinogen, lipase, rennin
(d) amylase, rennin, pepsinogen

Concept Questions :-

Gastric Secretions
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Which of the following enzymes carries out the initial step in the digestion of milk in humans?
(a) Rennin
(b) Lipase
(c) Trypsin
(d) Pepsin

Concept Questions :-

Gastric Secretions
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