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प्रश्न
Draw and label the structure of thyroid gland.
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उत्तर
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संबंधित प्रश्न
Choose the odd one out from each series
The conditions – cretinism, myxoedema, goiter, scurvy
………………………………………….
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) ______ |
Given ahead is a portion from the human body showing some important structure in ventral (front) view.
 |
- Where is this portion located in the body?
- Name the structures numbered 1-3.
- State one main function of each of the structures named above.
- Is there any duct to carry the secretions from the structure numbered 2? If so, give its name.
Write in brief about the causes and symptoms of exophthalmic goiter.
Goiter is usually observed in people living in hilly regions.
What will happen if the intake of iodine in our diet is low?
Identify the largest endocrine gland.
Write the functions of thyroid hormones.
Write the main function of the following hormone.
Thyroxine
Give reason.
Simple goitre can be prevented by using iodised salt in food.
