Hormones are secreted by glands in the endocrine system. During puberty, hormones create changes in physical and emotional characteristics.
Which hormones are produced in the ovaries?
Oestrogen and progesterone
Follicle stimulating hormone
How long does the menstrual cycle take?
What changes happen to boys during puberty?
Breasts develop, body becomes more muscular and the body produces sperm
Voice breaks, body becomes more muscular and the body produces sperm
Voice breaks, body becomes more muscular and the hips widen
What do oestrogen and progesterone do in the menstrual cycle?
They stimulate the release of the egg
They are involved in egg maturation in the ovaries
They are involved in maintaining the uterus lining
Why are some non-hormonal methods of contraception irreversible?
Surgical methods such as sterilisation, cannot be reversed in the future
People choose not to have the operation to reverse it
People can't afford to have the appropriate procedure
How do fertility drugs help women become pregnant in the natural way?
Oestrogen is given to the patient
Testosterone and LH are given to the patient
The fertility drugs FSH and LH are given to the patient
Why are embryos allowed to develop before they are implanted into the uterus in IVF? - Higher
To check the early development
To increase the number of eggs
To make sure the sperm develop correctly outside the body
Why can’t everyone have IVF on the NHS? - Higher
People don’t ask for it
There are treatment guidelines and you have to qualify for it
People have to pay for it on the NHS
Do hormonal contraceptives have any risks?
They have no benefits but only risks
They are completely safe and have no side effects
Any medication has possible side effects
Why are people concerned about designer babies? - Higher
In case we lose genetic variation and all look the same
In case they select their child's features, for example sporting ability
It is because everybody wants to be able to do this