HomeoStasis: Contraception.

Question 1

What is contraception?

Answer 1

• Different ways to prevent fertilisation.

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Question 2

What is the contraception pill and what are the advantages and if so disadvantages?

Answer 2

oral contraceptives
Contains hormones which prevent the body from producing FSH.

Advantages:
- Highly effective when taken correctly.

Disadvantage:

• Must be taken everyday as if a women forgets there is a chance of pregnancy.
• Certain pills have the risk of side effects.
• Include: Risk of breast cancer or blood clots.

Question 3

What is another form of hormonal contraception?

Answer 3

• Implant, Skin Patch, Injection
• Contains Progesterone- Stops eggs from maturing and or being released.

Advantage: More convenient then taking a daily pill.
Implants: Last for 3 years.
Injection: Lasts Thirteen weeks.
Patch: Lasts for about a week.

Disadvantages:
- Can have side effects.
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Question 4

What are the disadvantages of both the pill and other hormonel forms of contraception?

Answer 4

• None of these protect against sexually transmitted Infections.
• E.gL HIV.

Question 5

What is the third form of hormonal contraception?

Answer 5

• Barrier method.
• E.g: Condums + Diaphrgram.
• Prevents the sperm from reaching an egg,
• Effective if used properly.

Advantages: Do not use hormones, No side effects, Condoms reduce the risk of STI’s.

Disadvantages:
- Condoms can break or slip off.

Both Condoms and Diaphragm are more effective when used with spermicide gel = Kills + disables sperm + Reduces chances of fertilisation.

Question 6

What is the forth form of hormonal contraception?

Answer 6

• Intrauterine Device (IUD or coil).
• Prevent an embryo from implanting.
• Some Coils: Release hormones to reduce chances of fertilisation.
• HIGHLY EFFECTIVE- Can prevent pregnancy for up to 10 years.
• Few Side effects.
• Disadvantage:
• Does not protect against sexually transmitted diseases.

Question 7

What is sterilisation?

Answer 7

• Surgical forms of contraception.
• Case of women: Prevents egg from reaching the uterus.
• Case of men: Prevents sperm leaving the penis.
• HIGHLY EFFECTIVE.
• Very difficult to reverse so a person has to be certain that they never want children before they go ahead.

Disadvantage:
- Some forms does not protect people from STI.
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Question 8

What is the final form of contraception?

Answer 8

• Abstaining from sexual intercourse during the time after ovulation.
• Natural form of contraception.
• Disadvantages:
• Hard to tell when a women has ovulated so makes natural form of contraception difficult.
• Does not protect against STI.

Question 9

What opinions do people have on contraception?

Answer 9

• Catholic Church: All contraception is unethical apart from natural methods.
• Person’s right to choose which form is best for them.
• People think using condoms reduces risk of STI.