Which of the following is a deficiency disorder caused by the lack of ...
Goiter is a deficiency disorder caused by the lack of iodine in the diet. Iodine is required for the production of thyroid hormones, which regulate the body's metabolism. Insufficient iodine leads to an enlarged thyroid gland, resulting in the development of a goiter.
Which of the following is a deficiency disorder caused by the lack of ...
Understanding Iodine Deficiency and Goiter
Iodine is an essential trace element that is crucial for the production of thyroid hormones. A deficiency in iodine can lead to various health issues, with goiter being one of the most prominent conditions.
What is Goiter?
- Goiter is an enlargement of the thyroid gland.
- It occurs when the thyroid gland is unable to produce sufficient hormones due to inadequate iodine levels.
- The lack of hormones triggers the pituitary gland to release more Thyroid Stimulating Hormone (TSH), stimulating the thyroid gland to grow.
Symptoms of Goiter
- Swelling at the base of the neck.
- Difficulty swallowing or breathing, especially when the goiter is large.
- Changes in hormone levels can lead to symptoms of hypothyroidism or hyperthyroidism.
Other Deficiency Disorders
- Rickets: Caused by a deficiency of vitamin D, calcium, or phosphate, leading to weak or soft bones.
- Beriberi: A result of thiamine (vitamin B1) deficiency, affecting the cardiovascular and nervous systems.
- Pellagra: Caused by a deficiency in niacin (vitamin B3), leading to symptoms like dermatitis, diarrhea, and dementia.
Conclusion
In summary, goiter is a direct consequence of iodine deficiency, making it a vital nutrient for maintaining thyroid health. Proper iodine intake is essential to prevent goiter and other thyroid-related disorders.