U4 B5 & 7 2HVTTO

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

B5 and 7 Safe sex

• Take off your jacket
  
• Put your things on your desk
  

       Book, notebook, pencil case

• Bag on the floor
  
• Read pages 46-51, 71-72

Lessongoals

• You can list some methods for contraception and explain how they work.
• You can name various STI's and Explain how they can be prevented

Wheel of homework

Go to Lessonup.app and use this code

Reward

Penalty

♂ and ♀

♂ and ♂

♂ and ♂ or ♀

♂ and anyone

♂ and nothing

Homosexual

Heterosexual

Pansexual

Bisexual

Asexual

What is the official term for a lesbian woman

1. Heterosexual
2. Homosexual
3. Bisexual
4. Pansexual

Jaap once had a relationship with Loes. Nowadays he is in a relationschip with Jan. He feels a lot better with this person. He is ..

1. Heterosexual
2. Homosexual
3. Bisexual
4. Pansexual

Roos Had her last ovulation on march 15. If het cycle is average, when will she get her next period?

1. March 27
2. March 28
3. March 29
4. March 30

If the seminal vesicles don't work, this can cause problems. What kind of problems might happen?

1. Sperm cells aren't 'activated'
2. Can't get an erection
3. No sperm cells are produced
4. Sperm cells can't be stored

Which contraceptives do you know?

Unreliable

Rhythm method

• Woman keeps track of her menstrual cycle
• No sex during fertile period

Coïtus interuptus (Withdrawal method)

• During sex, man stays aware of reaching orgasm
• Right before he ejaculates, removes his penis from vagina
• Orgasms 'outside' woman

The Rhythm method is nearly useless when preventing pregnancies. But still has a use.
What is this use?

Short protection

Condom♂ and ♀

• Only during intercourse, throw away afterwards
• Prevents Sperm from entering the vagina
• Very good protection against pregnancy and STI's

The (contraceptive) pill

• Use 1 every day for 3 weeks
• Prevents ovulation
• 4th week = break week, menstruation happens
• Very good protection against pregnancy, but only when used daily!

Longer protection

Nuvaring

• Stays inside vagina for 3 weeks
• Comparable to contraceptive pill
• Stops ovulation
• Very good protection against pregnancy

Contraceptive injection

• Injection every 3 months
• Stops ovulation
• Very good protection against pregnancy
• Con: can take up to 2 years to become fertile again

Contraceptive pad

• same as nuva ring but on the skin

Long protection

IUD/Coil

• GP(general practitioner) puts IUD inside of uterus
• Kills sperm and prevents implantation
• 1 - 5 years of protection
• Con: can hurt slightly

contraceptive implant

• Rod the size of a match
• Underneath the skin in arm
• Stops ovulation
• Up to 3 years of protection

For always

Sterilization

• Physician seals off sperm ducts in men or fallopian tubes in women
• Sperm cells/ova can't reach penis/uterus
• Testes/ovaries remain in the body, keep working
• Man will still produce a substance during ejaculation
• Pro: no chance of getting pregnant
• Con: practically irreversible

got pregnant

2 ways to stop a pregnancy

Morning-after-pill

• Use shortly after intercourse (best within 12 hours, max within 72 hours)
• Bought at pharmacies or drugstores (kruidvat, etos, etc.)
• Contains a lot of hormones that stop fertilization.
• Using pill often is dangerous!
• Women often get sick because of the morning after pill, this can make you throw up the pill

Abortion

• There are 3 types of abortion, depending on the time between abortion and intercourse

Abortion is a form of murder

Strongly agree

Agree

Disagree

Strongly disagree

The pregnant woman should be the only one that gets to decide about an abortion

Strongly agree

Agree

Disagree

Strongly disagree

You should be able to get an abortion without any questions asked

Strongly agree

Agree

Disagree

Strongly disagree

What you should do:

• Read pages  46-51, 71-72
• Do asgmt  1-3, 6-8, 9c, 10c pgs.51-57 and asgmt 1,2 pg. 73 

Done with the above?

• Work on the next chapter(s)
• Learn for the test 
• Make other homework
• Read a book

Zs = Working in Silence

• No asking questions
• Silent, don't disturb anyone
  
• Stay at your  desk

What you should do:

• Read pages 46-51, 71-72
• Do asgmt 1-3, 6-8, 9c, 10c pgs.51-57 and asgmt 1,2 pg. 73 

Done with the above?

• Work on the next chapter(s)
• Learn for the test 
• Make other homework
• Read a book

Zw = Working with whispering

• Teacher is available for questions
• Only whisper with the student next to you
• Stay at your  desk

Tidy Duty

Today these people are on tidy duty

• Desks: empty and straight
• Chairs:  underneath the desks
• Floor: no rubbish