NCERT book content class 8th

1. MM
Reaching the age of adolescence
Sneha
Integrated B.Sc. – B.Ed.(Medical)

2. Reachingtheageof
adolescence

4. ADOLESCENCE

5. Puberty

6. Tt Tampon

7. Have you noticed a change in
your voice since childhood?
What change is that?

8. • Increaseinheight
• Changeinbodyshape
• Changeinvoicepattern
• Changeinactivityofsweatand
sebaceousglands
• Changesinsexorgans
• Changeinintellectuallevel
Changes take place
during puberty

9. Situation
This is just a
play of
hormones in
your body. Till
18 your body
will be fine

10. In boys there in growth of beard. have you
ever seen girls with a long or trimmed beard?

11. In boys
• Appearance of
moustaches and beard.
• Growth of hair on the
chest, under the arms
and pubic area.
In girls
• Development of
breasts.
• The growth of hair
under the arms and
the pubic area.
Secondary sexual characters

14. Hormones

15. Characteristics of hormones
• Act as chemical
messengers.
• Secreted by living
cells/tissues or organs
called glands.
• Secreted in small very
small quantities.
• Act upon specific cells,
tissues, or organs called
target sites.

16. Thankyou