What does the thyroid gland secrete?

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RPF SI (2018) Official Paper (Held On: 19 Dec 2018 Shift 3)
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  1. melanocyte-stimulating hormone
  2. calcitonin 
  3. Oxytocin 
  4. Vasopressin 

Answer (Detailed Solution Below)

Option 2 : calcitonin 
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Detailed Solution

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The correct answer is Calcitonin.

In News

  • The thyroid gland is an essential part of the endocrine system and plays a critical role in regulating metabolism.

Key Points

  • Calcitonin is a hormone produced by the thyroid gland that helps regulate calcium levels in the blood.
  • It works by inhibiting the activity of osteoclasts, the cells that break down bone tissue.
  • Calcitonin is particularly important in children and during pregnancy and lactation to maintain calcium balance.
  • Thyroid Gland
    • Location - Neck, below the Adam's apple
    • Hormones - Thyroxine (T4), Triiodothyronine (T3), Calcitonin
    • Functions - Regulates metabolism, growth, and development

Additional Information

  • Melanocyte-Stimulating Hormone (MSH)
    • Produced by - Pituitary gland
    • Function - Influences pigmentation of the skin
  • Oxytocin
    • Produced by - Hypothalamus and released by the pituitary gland
    • Function - Stimulates uterine contractions during childbirth and milk ejection during breastfeeding
  • Vasopressin
    • Produced by - Hypothalamus and released by the pituitary gland
    • Function - Regulates water balance in the body by controlling the amount of water reabsorbed by the kidneys
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