Q. No.The thyroid gland:
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
| I: | is composed of two lobes interconnected with a thin flap of connective tissue called isthmus. |
| II: | is composed of follicles and stromal tissues. |
| III: | is located in the mediastinum, ventral to aorta. |
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic: Thyroid Gland Part I | Thyroid Gland Part II |
74%
From NCERT
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Identify the incorrect statement regarding thyroid gland:
| 1. | The two lobes are connected by an isthmus |
| 2. | Iodine is essential for synthesis of T3 and T4 by thyroid |
| 3. | The follicles are lined by cuboidal epithelium |
| 4. | All hormones secreted by thyroid are iodothyronines |
Subtopic: Thyroid Gland Part I |
67%
From NCERT
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Consider the given statements:
1. Statement I is incorrect; Statement II is correct
2. Statement I is correct; Statement II is incorrect
3. Statement I is correct; Statement II is correct
4. Statement I is incorrect; Statement II is incorrect
| Statement I: | Thyroid follicular cells synthesise three hormones: thyroxine, triiodothyronine and thyrocalcitonin. |
| Statement II: | Iodine is essential for the normal rate of hormone synthesis in the thyroid. |
2. Statement I is correct; Statement II is incorrect
3. Statement I is correct; Statement II is correct
4. Statement I is incorrect; Statement II is incorrect
Subtopic: Thyroid Gland Part I |
From NCERT
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Which of the following clinical feature is unlikely to be seen in hypothyroidism?
| 1. | A decrease in basal metabolic rate |
| 2. | Mental retardation and growth retardation of baby if pregnant female is affected |
| 3. | Exopthalmic goiter |
| 4. | Irregular menstrual cycles in adult women |
Subtopic: Thyroid Gland Part I | Thyroid Gland Part II |
65%
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During pregnancy, the deficiency of which of the following can cause defective development and maturation of the growing baby leading to stunted growth, mental retardation, abnormal skin and deaf-mutism?
| 1. | Calcium | 2. | Iron |
| 3. | Iodine | 4. | Nitrogen |
Subtopic: Thyroid Gland Part I | Thyroid Gland Part II |
92%
From NCERT
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Exophthalmic goitre is a form of:
1. Hyperparathyroidism
2. Hyperthyroidism
3. Hypercortisolism
4. Hyperadrenalism
1. Hyperparathyroidism
2. Hyperthyroidism
3. Hypercortisolism
4. Hyperadrenalism
Subtopic: Thyroid Gland Part I | Thyroid Gland Part II |
From NCERT
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How many of the given statements are correct:
| I: | Thyroid hormones play an important role in the regulation of the basal metabolic rate. |
| II: | Thyroid hormones are most important factors that affect the process of red blood cell formation. |
| III: | Thyroid hormones control the metabolism of carbohydrates but not of proteins and fats. |
| IV: | Maintenance of water and electrolyte balance is also influenced by thyroid hormones. |
| 1. | 1 | 2. | 2 |
| 3. | 3 | 4. | 4 |
Subtopic: Thyroid Gland Part I | Thyroid Gland Part II |
From NCERT
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Thyroid gland in humans play an important role in:
I: Regulation of basal metabolic rate.
II: Mental development
III: Calcium homeostasis
I: Regulation of basal metabolic rate.
II: Mental development
III: Calcium homeostasis
| 1. | Only I and II | 2. | Only I and III |
| 3. | Only II and III | 4. | I, II and III |
Subtopic: Thyroid Gland Part I | Thyroid Gland Part II |
74%
From NCERT
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The peptide thyroid hormone that lowers calcium and phosphate ion concentration in the blood is:
| 1. thyroxine | 2. triiodothyronine |
| 3. calcitonin | 4. thyroid-stimulating hormone |
Subtopic: Thyroid Gland Part I |
81%
From NCERT
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Which peptide hormone is secreted by the cells of thyroid gland?
1. Triiodothyronine
2. Tetraiodothyronine
3. Parathyroid hormone
4. Thyrocalcitonin
1. Triiodothyronine
2. Tetraiodothyronine
3. Parathyroid hormone
4. Thyrocalcitonin
Subtopic: Thyroid Gland Part I |
74%
From NCERT
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