Lesson 5 - Contraceptives & STD's

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

BIOLOGY

YEAR 2 

Anticonception & STD's

Today-Contraceptives and STD's:

• We will be discussing all contraceptives.
• What they are and how they work.

• We will be discussing all STD's too.
• What causes them and how they can be treated.

Contraceptives:

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

Methods of contraception:

• Barrier method
• Chemical method
• Intrauterine method
• Natural method
• Sterilisation
• Emergency method

Barrier method:

• This create a physical wall between the sperm cells and egg cells, this sometimes also protects against STD's.

• Male condoms 
• Female condoms 
• Diaphragms 
• Cervical caps 
  

Chemical method:

• Chemical methods of birth control use artificial hormones or chemicals to regulate or stop ovulation and prevent pregnancy

• Contraceptive sponges
• 
  Spermicides
  
• The Pill
• 
  Contraceptive patch
• 
  Injectable birth control
  
• Implantable rods 
  

Intrauterine method:

• An IUD is a small, T-shaped device that is inserted into the uterus to prevent pregnancy.

• A copper IUD 
  
• A hormonal IUD

Natural method:

• With natural methods people choose to use no artificial methods (plastic, chemicals or implants) to control possible pregnancies, they use their brains & calendars.

• coitus interruptus
• 
  rhythm method
  
• abstinence

Sterilisation:

• Sterilisation is a permanent form of birth control that either prevents a woman from getting pregnant or prevents a man from releasing sperm.

• A sterilisation implant 
  
• Tubal ligation (female sterilisation) 
  
• Vasectomy 

Emergency method:

• Emergency contraception are hormonal pills, taken either as a single dose or two doses 12 hours apart, that are intended for use in the event of unprotected intercourse.

• Morning after pill

Contraceptives assignment:

• What is the name of your method?
• Who uses it (male, female, both)
• How does it work?
• How do you use it?
• What is the effectiveness of the contraceptive method (what is the chance of getting pregnant when you are using this method?
• Does it prevent people catching sexually transmitted diseases?
• Where can you get it?
• What advantages or disadvantages do you see to the method? (Give specific recommendations about how disadvantages could be made less, if possible.)
• SOURCES!!!

STD's

Sexually Transmitted Diseases:

1. Gonorrhoea

2. Hepatitis

3. Syphilis

4. Chlamydia

5. Crabs

6. Human Papilloma Virus

7. Bacterial Vaginosis

8. Herpes

9.  Trichomoniasis 

10. HIV 

Homework:

• GLOSSARY QUIZ BOOKLET 6 (FIRST 10 MIN OF CLASS)

• Complete and hand in the hw before class please:
  
• Complete the homework  - 5 to the correct level 3 please.
  
• Update you Mindmap please.