Match the following structures with their respective location in organs: Column – I Column – II ( a ) Crypts of Lieberkuhn ( i ) Pancreas ( b ) Glisson’s capsule ( i i ) Duodenum ( c ) Islets of Langerhans ( i i i ) Small intestine ( d ) Brunner’s Glands ( i v ) Liver Select the correct option.

a - i i i ; b - i v ; c - i ; d - i i

a - i i i ; b - i ; c - i i ; d - i v

a - i i ; b - i v ; c - i ; d - i i i

a - i i i ; b - i i ; c - i ; d - i v

HARD

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Protection of mucosal epithelium from highly concentrated $HCl$ in stomach is performed by
A. ${HCO}_{3}^{-}$ ion
B. Mucus
C. Pepsin
D. Intrinsic factor

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Important Questions on Human Nutrition

EASY

Biology>Human Physiology>Human Nutrition>Alimentary Canal

Following are different layers in the wall of the alimentary canal of man
I) Longitudinal muscles
II) Mucosa
III) Serosa
IV) Circular muscles
V) Submucosa

Arrange them in the correct sequence from the outer to the inner side

EASY

Biology>Human Physiology>Human Nutrition>Alimentary Canal

The proteolytic enzyme rennin is found in:

MEDIUM

Biology>Human Physiology>Human Nutrition>Alimentary Canal

In a T. S. of the human small intestine, serosa is the outermost layer and is made up of a thin __A__. Muscularis is formed by the smooth muscles arranged outer __B__ and inner __C__. Sub-mucosa is formed by the __D__. Mucosa is the innermost layer made of __E__.

EASY

Biology>Human Physiology>Human Nutrition>Alimentary Canal

The crypts of Lieberkuhn are found in which one of the following parts of the human digestive tract?

MEDIUM

Biology>Human Physiology>Human Nutrition>Alimentary Canal

A baby boy aged two years is admitted to playing school and passes through a dental check-up. The dentist observed that the boy had twenty teeth. Which teeth were absent?

EASY

Biology>Human Physiology>Human Nutrition>Alimentary Canal

Which ONE of the following is NOT a function of the small intestine?

EASY

Biology>Human Physiology>Human Nutrition>Alimentary Canal

Intrinsic factor that helps in the absorption of vitamin

B_{12}

is secreted by:

EASY

Biology>Human Physiology>Human Nutrition>Alimentary Canal

Identify the correct statement with reference to human digestive system.

EASY

Biology>Human Physiology>Human Nutrition>Alimentary Canal

Which cells of 'Crypts of Lieberkuhn' secrete antibacterial lysozyme?

EASY

Biology>Human Physiology>Human Nutrition>Alimentary Canal

Match the following structures with their respective location in organs:

	Column – I		Column – II
$(a)$	Crypts of Lieberkuhn	$(i)$	Pancreas
$(b)$	Glisson’s capsule	$(i i)$	Duodenum
$(c)$	Islets of Langerhans	$(i i i)$	Small intestine
$(d)$	Brunner’s Glands	$(i v)$	Liver