Unit 4 - BS3 A man

• Biologie
• Middelbare school
• vwo
• Leerjaar 3

Last lesson we talked about puberty. What do you experience from puberty? From yourself, from siblings, feelings towards your parents, growth spurt, etc.
(You do not have to tell anything of course!)

Basic 3: 

the male reproductive system

Today's planning

At the end of the lesson...

... you can explain where hormones are made

... you can name the different parts of the male reproductive system

... you can explain how a penis becomes erect and what happens when a man ejaculates

Hormones

Hormones are your body's chemical messengers.
They travel in your bloodstream to tissues or organs.

Hormones

Hormones are special chemicals your body makes to help it do certain things – like grow up! Hormones are important when you start to go through puberty, which is when you begin developing into an adult. During this time, you're loaded with hormones that tell your body that it's time to start changing.

Myth or truth:
women do not have testosteron

1. Myth
2. Truth

Let's check your pre-existing knowledge on the penis

Myth or truth:
penises are always straight

1. Myth
2. True

Myth or truth:
the average penis size in The Netherlands is approximately 9 cm when not erect and approximately 16 cm when erect

1. Myth
2. Truth

Myth or truth:
when a man has a larger penis, he will have more pleasure during sex than a man with a smaller penis

1. Myth
2. Truth

Myth or truth:
a wet dream is a signal that a man is fertile

1. Myth
2. Truth

00:16

What is the function of the testes?

00:24

Why do you think the the testes are located outside the male body?

00:55

What are the two functions of the epididymis?

1. Production and storage of sperm cells
2. Production and maturation of sperm cells
3. Maturation and storage of sperm cells

semen = sperm cells + fluids seminal vesicles and prostate

Testes (zaadbal)

Sperm duct (zaadleider)

Epididymis (bijbal)

Bladder (blaas)

Erectile tissue (zwellichaam)

Prostate (prostaat)

Urethra (urinebuis)

Practice

Scan unit 4 basic 3

Assignment 2, 3, 5 t/m 9 

Next lesson:

Condom practical 

Bring your fysical book! (Book 2B)