Biology - Reproduction

What is adolescence? Learning intentions To know what adolescence is To understand the difference between adolescence and puberty To be able to describe the main changes that take place during puberty

GAME – DON’T LAUGH Puberty Vagina Breasts Pubic hair Periods Ovaries Sex hormones Penis Sperm Testis Scrotum

Why do we need to grow up? Can you think of others to add? Which do you think is the most accurate description of growing up? Can you think of others to add?

Adolescence The time when you change from a child to an adult is called adolescence. It involves both emotional and physical changes. The physical changes are called puberty.

What is adolescence? Learning intentions To know what adolescence is To understand the difference between adolescence and puberty To be able to describe the main changes that take place during puberty

Changes during adolescence Sort the statements into those that are about adolescence and those that are not. Which statements describe adolescence in boys? Which statements describe adolescence in girls?

Changes during adolescence Physical changes in boys (puberty) Physical changes in girls (puberty) Emotional changes Not puberty or adolescence

Changes in girls and boys

What is happening to your body? https://www.youtube.com/watch?v=TRyOcLSJDzk

Answer the following questions in full, including the question in your answer. State the definition of puberty. State the difference between puberty and adolescence. State what causes both the physical and emotional changes in boys and girls. Compare the body shape of boys ad girls after puberty. Explain why the testes make sperm and the ovaries make eggs. Explain why girls develop breasts. Explain why self-image becomes more important after adolescence.

Answers – check your own!!! Puberty is the physical changes that occur during adolescence. Adolescence is both physical and emotional changes; puberty is just the physical changes. The sex hormones released by the testes or ovaries cause the changes during adolescence. The physical changes that happen are: Boys have wider shoulders and more musculature; girls have breasts and wider hips. The sperm and eggs are made to allow humans to reproduce. Girls develop breasts to be able to feed a baby. Self-image becomes important during adolescence because it seems important to be attractive to others to gain/maintain status and relationships.

What is adolescence? Learning intentions To know what adolescence is To understand the difference between adolescence and puberty To be able to describe the main changes that take place during puberty

Plenary