- 1(current)
Q. No.All the following statements regarding parathyroid hormone are correct except:
| 1. | It is a peptide hormone |
| 2. | It is regulated by a tropin secreted by anterior pituitary |
| 3. | It stimulates the process of bone resorption or demineralization |
| 4. | It stimulates calcium absorption from the digested food |
Subtopic: Parathyroid |
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All the following regarding parathyroid glands are true except:
| 1. | They usually include four small glands. |
| 2. | They are embedded in the posterior surfaces of the lateral lobes of the thyroid gland. |
| 3. | They secrete parathyroid hormone and calcitonin. |
| 4. | They play a critical role in calcium homeostasis. |
Subtopic: Thyroid Gland Part I | Parathyroid |
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From NCERT
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In humans:
| 1. | four parathyroid glands are present on the back side of the thyroid gland, one pair each in the two lobes of the thyroid gland. |
| 2. | four parathyroid glands are present on the front side of the thyroid gland, one pair each in the two lobes of the thyroid gland. |
| 3. | two parathyroid glands are present on the back side of the thyroid gland, one each in the two lobes of the thyroid gland. |
| 4. | two parathyroid glands are present on the front side of the thyroid gland, one each in the two lobes of the thyroid gland. |
Subtopic: Parathyroid |
85%
From NCERT
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Which of the following conditions will stimulate parathyroid gland to release parathyroid hormone ?
1. Fall in active Vitamin D levels
2. Fall in blood Ca+2 levels
3. Fall in bone Ca+2 levels
4. Rise in blood Ca+2 levels
Subtopic: Parathyroid |
88%
From NCERT
NEET - 2019
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PTH is a hypercalcemic hormone. Which of the following statements will explain this function of PTH?
| I: | PTH acts on bones and stimulates the process of bone resorption (dissolution/demineralisation). |
| II: | PTH stimulates reabsorption of Ca2+ by the renal tubules |
| III: | PTH increases Ca2+ absorption from the digested food |
| 1. | Only I and II | 2. | Only I and III |
| 3. | Only II and III | 4. | I, II and III |
Subtopic: Parathyroid |
87%
From NCERT
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- 1(current)
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