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प्रश्न
Mention the difference between hypothyroidism and hyperthyroidism.
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उत्तर
The difference between hypothyroidism and hyperthyroidism are-
| Hypothyroidism | Hyperthyroidism |
| (i) Involves less than normal production of thyroid hormone. | (i) Involves more than normal production of thyroid hormone. |
| (ii) May happen because of iodine deficiency. | (ii) May happen because of the development of tumours or nodules in the thyroid gland. |
| (iii) Symptoms include fatigue, dry hair, dry skin, muscle cramps, decreased menstrual flow, etc. | (iii) Symptoms include feeling hot, forgetfulness, sweating, increased heart rate, disturbed bowel movement, etc. |
| (iv) Reduces metabolic rate. | (iv) Increases metabolic rate. |
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संबंधित प्रश्न
Which hormone deficiency is responsible for the following?
Cretinism
Why is iodine as a nutrient, important to our body?
Given below is a table designed to give the names of the glands, the hormones produced, their chief functions, the effects of oversecretion and undersecretion in respect of thyroid, pituitary and pancreas. Fill up the blanks 1–13.
| S.No. | Source Gland cells | Hormone produced | Chief function | Effect of oversecretion | Effect of undersecretion |
| 1 | (1) ______ | Thyroxine | (2) ______ | (3) ______ | (4) ______ |
| 2 | Beta cells of Islets of Langerhans | (5) ______ | Promotes glucose utilisation by the body cells | (6) ______ | (7) ______ |
| 3 | (8) ______ | Growth hormone | (9) ______ | (10) ______ | Dwarfism |
| 4 | (11) ______ | Vasopressin | Increases reabsorption of water from kidney tubule | (12) ______ | (13) ______ |
Name the following:
The hormone that controls the basal metabolic rate.
How does the tongue detect the sensation of taste?
What are the signs of myxoedema?
Under secretion of thyroxine in children cause
Thyroid is located close to ______.
Cretinism is caused due to ______ of thyroxin.
Islets of Langerhans are located in the ______.
