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

6.13.1 Growth Hormone and Pituitary Gland

Last updated at April 26, 2026 by

What is Growth Hormone?

It is a chemical substance secreted by the pituitary gland that regulates body growth .

Key Facts and Examples
  • Pituitary gland secretes growth hormone for proper development.
IMG023

A child measures height against a wall chart,
showing growth progression influenced by growth
hormones.

Example: Children grow taller because pituitary releases growth hormone
  • Growth hormone controls how fast we grow during adolescence .
Example: Teenagers experience sudden height increase due to growth hormone
  • Insufficient growth hormone causes slow growth in children.
Example: Some children remain shorter if pituitary doesn't work properly
Growth Hormone Function Pituitary gland Secretes growth hormone Blood carries Hormone reaches body parts Bones grow Long bones elongate Person becomes taller!
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