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Q. No.Identify the incorrect statement regarding pancreas:
| 1. | It is a composite gland which acts as both exocrine and endocrine gland. |
| 2. | The endocrine pancreas consists of ‘Islets of Langerhans’. |
| 3. | There are about 1 to 2 million Islets of Langerhans in a normal human pancreas representing 90 percent of the pancreatic tissue. |
| 4. | It is an organ of the digestive system and endocrine system of vertebrates. |
Subtopic: Pancreas |
From NCERT
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What would not be true for pancreas?
| 1. | The exocrine pancreatic acini secrete digestive enzymes |
| 2. | The endocrine islets of Langerhans constitute about 50% of the gland |
| 3. | The hormones secreted by endocrine pancreas are peptides |
| 4. | Alpha cells secrete glucagon, beta cells secrete insulin and delta cells secrete somatostatin |
Subtopic: Pancreas |
84%
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An autoimmune disorder that targets the alpha cells of pancreas will cause:
I: an increase in secretion of insulin
II: a decrease in secretion of glucagon
I: an increase in secretion of insulin
II: a decrease in secretion of glucagon
| 1. | Only I | 2. | Only II |
| 3. | Both I and II | 4. | Neither I nor II |
Subtopic: Pancreas: I | Pancreas: II | Pancreas |
64%
From NCERT
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The functions of glucagon do not include:
1. Glycogenolysis
2. Gluconeogenesis
3. Increased cellular glucose uptake
4. Decreased cellular glucose utilization
Subtopic: Pancreas |
73%
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Regarding the two main types of cells in the Islet of Langerhans of pancreas:
1. Only A is correct
2. Only B is correct
3. Both A and B are correct
4. Both A and B are incorrect
| A: | The α-cells secrete a hypoglycaemic hormone called glucagon. |
| B: | The β-cells secrete a hyperglycaemic hormone called insulin. |
2. Only B is correct
3. Both A and B are correct
4. Both A and B are incorrect
Subtopic: Pancreas: I | Pancreas: II | Pancreas |
85%
From NCERT
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Which of the following hormones is responsible for regulating blood sugar levels by promoting glycogen breakdown in the liver?
1. Insulin
2. Glucagon
3. Growth hormone
4. Thyroxine
1. Insulin
2. Glucagon
3. Growth hormone
4. Thyroxine
Subtopic: Pancreas |
79%
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Select the correct statement about hormones and their actions.
| 1. | Parathyroid hormone increases absorption of the body. |
| 2. | Insulin and glucagon help to maintain blood sugar levels. |
| 3. | Old aged people have weak immunity due to increased activity of thymus. |
| 4. | Osteoporosis in women occurs due to increased levels of oestrogens. |
Subtopic: Pancreas |
88%
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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R):
In the light of the above statements choose the correct answer from the options given below:
| Assertion (A): | Insulin causes hypoglycemia. |
| Reason (R): | As a result of action of insulin especially on adipocytes and hepatocytes, there is a rapid movement of glucose from blood to these cells. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | Both (A) and (R) are False. |
Subtopic: Pancreas |
85%
From NCERT
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Consider the two statements:
| Assertion (A): | Diabetes mellitus is associated with loss of glucose through urine and formation of harmful compounds known as ketone bodies. |
| Reason (R): | Insulin stimulates conversion of glucose to glycogen (glycogenesis) in the target cells. |
| 1. | (A) is True but (R) is False. |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 4. | (A) is False but (R) is True. |
Subtopic: Pancreas: I | Pancreas: II | Pancreas |
80%
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