Hormones
- Created by: mollyridgway
- Created on: 07-05-18 21:57
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- Hormones and Their Uses
- As contraceptives
- the contraceptive pill
- more than 99% effective
- can reduce risk of some cancers
- does not protect against STIs
- side effects
- condoms
- 98% effective
- protect against STIs
- can break/go out of date
- can only be used once
- the contraceptive pill
- In the menstrual cycle
- LH
- causes release of egg
- oestrogen
- causes pituitary to produce LH
- FSH
- stimulates oestrogen production
- progesterone
- progesterone creates a thick mucus to be produced at the cervix
- LH
- Infertility
- ethical
- when is an embryo a person?
- economical
- costs a lot, NHS provide three rounds
- social
- twins/triplets more likely
- IVF stimulates egg production
- collected at once
- fertilised outside of body
- form embryo, inserted into uterus
- fertilised outside of body
- collected at once
- ethical
- As contraceptives
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