Glands of Small Intestine

Q. Succus entericus is the secretion of

1. stomach
2. small Intestine
3. large Intestine
4. rectum

Q. Assertion - Pancreas is regarded as compound/ mixed gland.
Reason- Pancreas has both endocrine and exocrine parts.

1. If the assertion is true but the reason is false
2. If both assertion and reason are false
3. If both assertion and reason are true but the reason is not the correct explanation of the assertion
4. If both assertion and reason are true and the reason is the correct explanation of the assertion

Q.

List two different functions performed by the pancreas in our body.

Q.

Salivary glands open into the mouth via ducts. Name the ducts for each of the gland and the region into which each opens.

Q. Which of the following is the function of enterogastrone?

1. it stimulates the secretion of digestive juices in the stomach
2. it stimulates the flow of pancreatic juice
3. it regulates the flow of bile
4. it inhibits the secretion of gastric juice

Q.

Distinguish between salivary glands and gastric glands

Q. Which one of the following statements is incorrect?

1. Oxyntic cells are present in the mucosa of stomach and secrete HCl
2. Acini are present in pancreas and secrete carboxypeptidase
3. Brunner’s glands are present in the submucosa of stomach and secrete pepsinogen
4. Goblet cells are present in the mucosa of intestine and secrete mucus

Q.

How is the intestinal mucosa protected from the acidic food entering from stomach?

Q.

How are the activities of gastro-intestinal tract regulated?

Q.

What hormone stimulates the release of bicarbonate from the pancreas?

Q. Which of the following is/are functions of secretin?
I. It releases bicarbonates into the pancreatic juice
II. Promotes the secretion of bile
III. It inhibits gastric secretion and motility

1. Only statement II
2. Only satement III
3. All of them
4. Only statement I

Q.

Distinguish between intracellular and extracellular digestion?

Q. Match the following
$\begin{array}{cc}\text{Gland}& \text{Location}\\ \text{1. Brunner's gland}& \text{i) Stomach}\\ \text{2. Parotid gland}& \text{ii) Duodenum}\\ \text{3. Gastric gland}& \text{iii) Oral cavity}\end{array}$

1. 1- ii, 2-iii, 3-i
2. 1-i, 2-iii, 3-ii
3. 1- ii, 2-iii, 3-i
4. 1-iii, 2-i, 3-ii

Q.

Which of the following is true about atrial natriuretic peptide

1. Both A and R are true and R is the correct explanation of A

2. Both A and R are true and R is not the correct explanation of A

3. A is true but R is false

4. Both A and R are wrong

Q. Which digestive organ is also called a heterocrine gland?

1. Liver
2. Pancreas
3. Jejunum
4. Large intestine

Q. The duodenal wall of the small intestine secretes $\underset{–}{}$

1. cholecystokinin (CCK)
2. secretin and cholecystokinin (CCK)
3. none of these
4. secretin

Q. Which cell of the small intestine secretes mucous?

1. Paneth cell
2. Enteroendocrine cell
3. Absorptive cell
4. Goblet cell

Q. absorb fats from the intestine and are found in the microvilli.

1. Lacteals
2. Veins
3. Capillaries
4. Artery

Q.

Which of the following is not a property of the mucous lining of the respiratory tract?

1. warms incoming air

2. contains microvilli

3. contains cilia

4. cleanses particles

Q. Assertion :(A) Large intestine also shows the presence of villi like small intestine. Reason: (B) Absorption of water takes place in large intestine.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

Q.

Exocrine glands release the chemicals called enzymes.

1. True
2. False

Q. Gall bladder contraction and pancreatic secretion are triggered by

1. enterogastrone
2. cholecystokinin
3. gastrin
4. secretin

Q. Which cell of the small intestine secretes mucous?

1. Goblet cell
2. Paneth cell
3. Enteroendocrine cell
4. Absorptive cell

Q. Which of the following is absorbed from undigested food in the large intestine?

1. Water and vitamins
2. Water and product of bacterial digestion
3. Water and salt
4. Water and alcohol

Q.

Is steapsin present in pancreatic juice?

Q. absorb fats from the intestine and are found in the microvilli.

1. Lacteals
2. Veins
3. Capillaries
4. Artery

Q. .......... secretes the intestinal juice in duodenum.

1. Crypts of Lieberkühn
2. Simple tubular glands
3. Compound tubular glands
4. Gastric glands

Q. Which digestive organ is also called a heterocrine gland?

1. Liver
2. Pancreas
3. Large intestine
4. Jejunum

Q. Assertion- The food digested by the stomach is highly acidic, when it passes through the duodenum it becomes nearly neutral.
Reason- Brunner’s gland in the duodenum produces mucin which is alkaline.

1. Both the assertion and reason are true and the reason is the correct explanation of the assertion
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion
3. The assertion is true but the reason is false
4. Both the assertion and reason are false

Q. In mammals, the release of pancreatic juice from the pancreas is triggered by

1. secretin
2. trypsinogen
3. cholecystokinin
4. enterokinase