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Class 7
Chapter 6 Class 7 - Adolescence: A Stage of Growth and Change (Curiosi

4.9 Other Important Endocrine Glands

Last updated at April 26, 2026 by

What are Other Endocrine Glands?

They are additional glands that secrete important hormones for body functions .

Key Facts and Examples
  • Pituitary gland secretes growth hormone that regulates body growth .
IMG018

An illustration showing the location of the
pituitary gland in the human brain.

Example: Growth hormone controls height increase during teenage years
  • Thyroid gland produces thyroxin hormone essential for normal growth .
Example: Thyroxin controls metabolism and body temperature regulation
  • Insufficient iodine in diet leads to less thyroxin production.
Example: Lack of iodine causes thyroid gland enlargement called goitre
  • Pancreas produces insulin hormone that regulates blood sugar .
Example: Insulin helps body cells use glucose for energy
  • Insufficient insulin production leads to diabetes condition .
Example: Diabetic people need careful diet management and medication
Thyroid Function Step 1 - Iodine intake Body gets iodine from food Step 2 - Hormone production Thyroid makes thyroxin hormone Step 3 - Normal function Metabolism and growth regulated Healthy body function!

🌟 Fascinating Fact: While all adolescents go through puberty, the timing and rate at which puberty happens can vary quite a bit. Factors that affect when puberty starts and how quickly it progresses include genes, diet, and physical health.

Puberty Variation Factors Early Puberty Factors Late Puberty Factors Good nutrition Poor nutrition Healthy genes Different genes Active lifestyle Health issues

Section Summary: The Role of Hormones in Initiating Reproductive Function

Hormones in Reproduction Hormones Basics Chemical messengers in blood Male Hormones Testosterone from testes Female Hormones Estrogen from ovaries Other Glands Pituitary, thyroid, pancreas Health Effects Growth, metabolism, reproduction
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