| 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. |
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 |
| 1. | Calcium | 2. | Iron |
| 3. | Iodine | 4. | Nitrogen |
Graves’ disease is characterized by all the following except:
| 1. | Exopthalmos | 2. | Tachycardia |
| 3. | Toxic goiter | 4. | Weight gain |
| 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 |
| 1. | Only I and II | 2. | Only I and III |
| 3. | Only II and III | 4. | I, II and III |
| 1. | Only I | 2. | Only II |
| 3. | Both I and II | 4. | Neither I nor II |