Biology - Comprehensive Mock Test 35

Question 341 Easy

Bile salts act as activator of which enzyme?

A) Pepsinogen B) Trypsinogen C) Lipase D) Pancreatic amylase

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Question 342 Medium

Name the hormone that stimulates the secretion of gastric juice ?

A) Renin B) Enterokinase C) Enterogastrone D) Gastrin

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Question 343 Easy

Bile contribution to digestion is ?

A) Nucleic acid metabolism B) Phagocytosis C) Emulsification of dietary lipids D) Carbohydrate digestion

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Question 344 Hard

A young infant may be feeding entirely on mother's milk which is white in colour but the stool which the infant passes out is quite yellowish. What is this yellow colour due to ?

A) Pancreatic juice poured into duodenum B) Intestinal juice C) Bile pigments passed through bile juice D) Undigested milk protein casein

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Question 345 Medium

What will happen if the secretion of parietal cells of gastric glands is blocked with an inhibitor?

A) Enterokinase will not be released from the duodenal mucosa and so trypsinogen is not converted to trypsin B) Gastric juice will be deficient in chymosin C) Gastric juice will be deficient in pepsinogen D) In the absence of HCl secretion, inactive pepsinogen is not converted into the active enzyme pepsin.

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Question 346 Medium

If for some reason our goblet cells are non-functional this will adversely affect ?

A) Smooth movement of food down the intestine B) Production of somatostatin C) Secretion of sebum from the sebaceous glands D) Maturation of sperms

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Question 347 Medium

Carrier ions like Na+ facilitate the absorption of substances like ?

A) Fructose and some amino acids B) Amino acids and glucose C) Glucose and fatty acids D) Fatty acids and glycerol

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Question 348 Medium

The following list describes four major digestive enzymes. Which one of the following is incorrect?

A) Salivary amylase - Salivary glands - Mouth B) Pepsin - Gastric glands - Stomach C) Nuclease - Small intestine - Stomach D) Lipase - Pancreas - Small intestine

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Question 349 Medium

Which one of the following statement is not correct about intestinal villi?

A) A multitudinous finger-like projections having many microvilli B) Increase the internal surface area of the intestinal wall. C) Supplied with capillaries and the lacteal vessels D) Participate only in digestion of fats

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Question 350 Medium

Liver the largest gland is associated with several functions. Which one of the following is stated incorrectly?

A) Stores glucose as glycogen B) Manufactures bile, converts the amino groups to urea C) Makes all the cholesterol that human body needs D) Secrete hormone called gastric

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