Pancreas

Q.

Name the different glands associated with the digestive system in humans. Also, name their secretions.

Q.

Name the enzymes secreted by the pancreas

Q.

What are the visceral organs?

Q.

State the role of pancreatic juice in the digestion of proteins.

Q. The optimum pH for enzyme trypsin is around

1. 5.6
2. 7.8
3. less than 2
4. 6.5

Q. What are the functional and structural units of the liver?

1. Hepatic lobules
2. Gallbladder
3. Glisson’s capsule
4. Acini

Q.

Pancreatic juice contains which two enzymes?

Q. Nucleases are found in

1. pancreatic juice
2. intestinal juice
3. large intestine
4. bile

Q.

Which hormones have antagonistic effects?

Q.

Regarding the assertion and reason; choose the correct option.
Assertion [A]: The second largest gland in our body is the pancreas
Reason [R]: It is also called a mixed (heterocrine) as it has both exocrine and endocrine parts in it.

1. Assertion [A] is True and Reason [R] is False

2. Assertion [A] is True and Reason [R] is True but is not a correct explanation to [A].

3. Reason [R] is True and Assertion [A] is False

4. Assertion [A] is True and Reason [R] is True and is a correct explanation to [A].

Q.

Mark the right statement among the following
(a) Trypsinogen is an inactive enzyme
(b) Trypsinogen is secreted by intestinal mucosa
(c) Enterokinase is secreted by pancreas
(d) Bile contains trypsin

Q.

How are enzymes named and classified?

Q.

Name any one heterocrine gland.

Q. Which of the following enzymes are added during fruit juice processing?

1. lipases, proteases
2. proteases, pectinases
3. amylases, lipases
4. amylases, proteases

Q. Which of the following is the correct chronological order for the enzyme activity of some enzymes taking part in protein digestion?

1. Pepsin → Trypsin → Peptidase
2. Pepsin → Peptidase → Trypsin
3. Trypsin → Pepsin → Peptidase
4. Peptidase → Trypsin → Pepsin

Q.

What are the two types of cells in the pancreas?

Q.

Iodine is necessary for the synthesis of which hormone?

1. Adrenaline

2. Thyroxin

3. Auxin

4. Insulin

Q.

Name the following:

The hormone secreted by islets of Langerhans.

Q. Which gland secretes insulin?

Q. Which of the following statements is not correct for the hormones?

1. They act on target organs away from the source glands.
2. They are used like catalysts.
3. They are secreted directly into the blood.
4. They are produced in very minute quantities and are biologically very active.

Q.

How does pH affect the rate of enzyme action?

Q. From the mammary gland, the milk is sucked out through

1. Mammary ampulla

2. Mammary duct

3. Mammary tubule

4. Lactiferous duct

Q.

There is a restriction endonuclease called ecori. What does the "Co" part in it stands for?

1. coli

2. colon

3. coelom

4. coenzyme

Q.

Pancreas produces:

1. Three classes of digestive enzymes and no hormone

2. Three classes of digestive enzymes and one hormone

3. Three classes of digestive enzymes and two hormones

4. Two classes of digestive enzymes and one hormone

Q.

What is pancreas? Mention the major secretions of pancreas that are helpful in digestion.

Q.

Briefly describe the structure of the pancreas.

Q.

Describe the digestive role of chymotrypsin. What two other digestive enzymes of the same category are secreted by its source gland?

Q. Bring out the matching pair
a. Renin- protein
b.Trypsin- starch
c.Invertase- Sucrose

Q. Label the given diagram from A to C that represents a duct system of the pancreas, liver and gall bladder.

1. A-Gall bladder, B-Common bile duct, C-Hepato pancreatic duct, D-Pancreas, E-Pancreatic duct
2. A-Gall bladder, B-Bile duct, C-Hepato pancreatic duct, D-Pancreatic duct, E-Pancreas
3. A-Gall bladder, B-Bile duct, C-Pancreatic duct, D-Pancreas, E-Hepato pancreatic duct
4. A-Gall bladder, B-Common bile duct, C-Pancreas, D-Pancreatic duct, E-Hepato pancreatic duct

Q.

Differentiate between the following
Thyroid and pancreas hormones