(A) The wall of the duodenum contains intestinal glands known as crypts of Lieberkühn and characteristic duodenal glands,also known as Brunner's gland

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(A) The wall of the duodenum contains intestinal glands known as crypts of Lieberkühn and characteristic duodenal glands,also known as Brunner's glands.These glands are located in the submucosa of the duodenum.They secrete an alkaline mucus that helps neutralize the acidic chyme coming from the stomach and protects the duodenal mucosa from acid damage.

Class 11 Biology Digestion and Absorption Digestive glands

Easy

Brunner's glands secrete

A
Alkaline mucous
B
Acidic mucous
C
Neutral mucous
D
Water

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Digestion and Absorption

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Digestive glands

The enzyme present in saliva is . . . . . . .

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Which one of the following pairs of the cells with their secretion is correctly matched?

MediumAIIMS 2006

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Ptyalin is an enzyme of ...... .

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What are the functions of goblet cells?

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Match List-$I$ with List-$II$:

List-$I$ (Cells) List-$II$ (Secretion)

$A$. Peptic cells $I$. Mucus

$B$. Goblet cells $II$. Bile juice

$C$. Oxyntic cells $III$. Proenzyme pepsinogen

$D$. Hepatic cells $IV$. $HCl$ and intrinsic factor for absorption of vitamin $B_{12}$

Choose the correct answer from the options given below:

List-$I$ (Cells)	List-$II$ (Secretion)
$A$. Peptic cells	$I$. Mucus
$B$. Goblet cells	$II$. Bile juice
$C$. Oxyntic cells	$III$. Proenzyme pepsinogen
$D$. Hepatic cells	$IV$. $HCl$ and intrinsic factor for absorption of vitamin $B_{12}$