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Question

Name the disease which occurs in adults due to the deficiency of iodine in the diet. ​
What is the main symptom of this disease?​

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Solution

Answer:​ ​
Deficiency of iodine results in a disease condition called goitre and swollen neck is its main symptom.​ ​
  • Swollen neck is due to the increase in the size of the thyroid gland to increase the production of thyroxine hormone.​
  • Iodine is necessary for the production of the thyroxine hormone by the thyroid glands.​
  • Thyroxine regulates carbohydrate, fat and protein metabolism and controls the growth of the body.​

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