Multiple choice

The hyposecretion of thyroxine leads to cretinism in children that is characterised by different symptoms. Which of the following is/are the feature(s) of cretinism?

Hormonal disorders viz. Cretinism and Dwarfism are caused due to hyposecretion of thyroid and growth hormone of pituitary respectively.

  1. Cramps and convulsion

  2. Stunted growth and mental retardation

  3. Swelling of thyroid gland

  4. Osteoporosis

  5. Only stunted growth
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B Correct answer
Explanation

Thyroxine regulates the development of nervous system and the metabolism in foetus. Due to hypothyroidism, maldevelopment of nervous system leads to mental retardation of the child, and as metabolical rate or BMR is decreased in foetus, the growth of the child would be stunted.

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