In vertebrates lacteals are found in

(a) ileum

(b) ischium

(c) oesophagous

(d) ear

Concept Questions :-

Absorption: Part 1
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Release of pancreatic juice is stimulated by 

(a) enterokinase

(b) cholecystokinin

(c) secretin

(d) Both b and c

Concept Questions :-

Pancreatic Secretions
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The hormone that stimulates the stomach to secrete gastric juice is 

(a) gastrin

(b) renin 

(c) enterokinase

(d) enterogasterone

Concept Questions :-

Gastric Secretions
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The enzyme enterokinase helps in the conversion of 

(a) pepsinogen into pepsin

(b) trypsinogen into trypsin

(c) caseinogen into casein

(d) proteins into polypeptides

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Cholecystokinin and duocrinin are secreted by

(a) adrenal cortex

(b) thyroid gland

(c) pancreas

(d) intestine

Concept Questions :-

Intestinal Secretions
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Inhibition of gastric and stimulation of gastric, pancreatic and bile secretions are controlled by hormones 

(a) gastrin, secretin, enterokinin and cholecystokinin

(b) enterogasterone, gastrin, pancreozymin and cholecystokinin

(c) gastrin, enterogasterone, cholecystokinin and pancreozymin

(d) secretin, enterogasterone, gastrin and enterokinin

Concept Questions :-

Intestinal Secretions
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Stool of a person contains whitish grey colour due to malfunction of which type of organ ?

(a) Pancreas

(b) Spleen

(c) Kidney

(d) Liver

Concept Questions :-

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A patient is generally advised to especially, consume more meat, lentils, milk and eggs in diet only when he suffers from 

(a) kwashiorkor

(b) rickets

(c) anaemia

(d) scurvy

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What is common among amylase, rennin and trypsin ? 

(a) These all are proteins

(b) These all are proteolytic enzymes

(c) These are produced in stomach

(d) These act as a pH lower than 7

 

Concept Questions :-

Gastric Secretions
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Which one of the following is a matching pair of a substrate and its particular digestive enzyme? 

(a) Maltose     - Maltase

(b) Lactose     - Renin     

(c) Starch       - Steapsin

(d) Casein       - Chymotrypsin

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