An introduction to the biological processes which transform children into adults. Hormones encourage growth, alter thought processes and emotions, and prepare the body for reproduction.
- The hypothalamus signals the beginning of puberty by producing gonadotropin-releasing hormone (GRH).
- GRH triggers the pituitary gland to release follicle-stimulating hormone (FSH) and luteinising hormone (LH).
- LH and FSH stimulate the reproductive glands to produce oestrogen in girls, and testosterone in boys.
- The effects of hormones released in puberty can be seen in growth spurts, the growth of pubic hair and the beginning of periods in girls.
It is the most dramatic change our bodies ever go through.
In just a few years, puberty transforms us from child, into adult.
And it is all directed by hormones.
These powerful chemicals surge through our blood, and take over our bodies, and our minds.
The trigger for puberty in both boys ...
Please log in to view and download the complete transcript.