Theme 4 reproduction

• Biologie
• Middelbare school
• havo, vwo
• Leerjaar 2

Planning

- Recap B2

- Start B3 

- Homework

What was your first reaction, when this theme started?

1. Yessss, Finally!!
2. Okay, if it really has to.
3. We'll see.
4. Oh hell no!! Not interested (yet)

But seriously...

There are no crazy/weird questions!!!

Which endocrine gland makes the testes start creating sperm cells in puberty?

1. Pituitary gland
2. Thyroid gland
3. Pancreatic gland

penis

Epididymis

Testis

Scrotum

Glans penis

Why can anabolic steroids be used to gain more muscle mass?

What is the tail of a sperm cell called?

1. Spermical tail
2. Epididymis
3. Flagellum
4. Urethra

An ejaculation is considered to be spontaneous when caused by....

1. Sexual intercourse
2. Masturbation
3. A 'wet dream'

B3 The female reproductive system

- Objective 3: State the parts of the female reproductive system with their functions and characteristics

- Objective 4: List the characteristics of sperm cells and egg cells

Draw!!

- Close your books

- Try to draw the female reproductive system

Internal

External

Uterus

Fallopian tubes

Ovary

Bladder

Urethra

Vagina

Where does fertilization take place?

1. Inside the ovary
2. Inside the vagina
3. Inside the uterus
4. Inside the Fallopian tubes

vagina

anus

Inner Labia

Outer labia

Urethra

clitoris

Draw again

- Close your books

- Try to improve your drawing

Compare the two sites

UK sites: http://www.nhs.uk/livewell/penis-health/pages/penis-health.aspx 

http://www.nhs.uk/Livewell/vagina-health/Pages/vagina-health.aspx

Dutch site: https://sense.info/nl/ontdek-je-lichaam/meisjeslichaam

https://sense.info/nl/ontdek-je-lichaam/jongenslichaam

HW

Read B3

Do: E9 to E12

+ Portfolio exercise 

Planning

- Recap B4

- Start B6/B9: Birth control

HW

How long does one menstrual period take on average?

1. 14
2. 20
3. 28
4. 31

When does ovulation occur within the menstrual cycle on average?

1. 1st day
2. 14th day
3. 28th day
4. 30th day

Which point in the menstrual cycle is shown here?

1. Before menstruation
2. During menstruation
3. After menstruation
4. During ovulation

Why do some women need more iron compared to men? (At a certain age)

B6/B9 Birth control

Objective 7: Describe a number of methods of birth control (contraception) and indicate how reliable they are

Objective 11: Describe how the NuvaRing, the female condom, the contraceptive injection, the IUD and sterilisation can each prevent pregnancy.

What are contraceptives?
(examples)

Contraceptives:

• Contraceptives literally means "to stop conception", which means to stop fertilisation.
•  Nowadays contraceptives can also be used to stop the spread of diseases.

Unreliable methods

- Rhythm method--> No intercourse during fertile period

- Coïtus interruptus--> Withdrawal method

What is your opinion about the male pill?

01:36

Block

- Condom

- Female condom

02:32

Suppress

• The pill
• NuvaRing
• Coil or IUH (intrauterine device)

       - Hormonal coil

       - Copper coil

• Contraceptive injection or contraceptive patch

Sterilisation

HW

- Read B6 (not the subheading 'Emergency measures against unwanted pregnancy') + B9

- Do: E21, E22 (in your workbook), E23, E24, E38 and E39

- Learn B1 till B4

Planning

- Recap B6/9

- Emergency measures

- HW 

Which contraceptive method is the most reliable?

1. The pill
2. Rhythm method
3. Coïtus interruptus

Why can a woman choose to use a condom, next to the pill?

Why is coïtus interruptus not reliable?

How can the pill stop fertilisation?

Which contraceptive method, when taken once, gives the longest effect?

1. Coil or IUD
2. NuvaRing
3. Contraceptive injection
4. The pill

What to do when something went wrong?

Emergency measures

• Morning-after pill--> stops ovulation. Cannot be used to often due to a high concentration of hormones

• Abortion

- Abortion pill--> up to the 7th week of pregnancy

- Vacuum aspiration--> up to the 13th week of pregnancy

- Late abortion--> up to the 23rd week of pregnancy

Abortions are free in the Netherlands. Do you agree?

Yes

No

Not sure

It depends

Where do buy contraceptives?

Doctors prescription

- The pill

Drugstores or pharmacies

- Condom

- Morning-after pill

How to choose?

Several tools/sites:

https://sense.info/nl/

https://www.sense.info/cms/sites/default/files/brochure-anticonceptie-voor-jou.pdf

https://anticonceptievoorjou.nl/

Why can't the morning-after pill be used that often?

Sara discovers she is pregnant. The doctor tells her that she has been pregnant for 10 weeks. Sara considers an abortion. Which method could be performed?

1. Abortion pill
2. Vacuum aspiration
3. Late abortion

HW

Learn B1 till B4 + B6 and B9

Do E25 + E26