Hormones And The Menstrual Cycle Flashcards Preview

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Flashcards in Hormones And The Menstrual Cycle Deck (19):
1

What is oestrogen?

-where is it produced?
-what does it stop/start the production of?
-what does it stimulate?

Oestrogen is produced by the ovaries and inhibits(stops) further production of FSH. It stimulates the production of LH and also stimulates the lining of the womb to develop to receive the fertilised egg.

2

What is Luteinising hormone?

-where is it made?
-what does it stimulate?
-where is it released?

Luteinising hormone (LH) is made in the pituitary gland and stimulates the mature egg to be released from the ovary (ovulation).

3

What is the average length of the menstrual cycle?

28 days

4

When is the matured egg released from the ovary?

Around 14 days.

5

What happens to the egg for pregnancy to take place?

The egg has to be fertilised by the sperm, then pregnancy occurs.

6

What provides protection and food for the developing baby?

The lining of the womb.

7

What happens if the egg is not fertilised?

If the egg isn't fertilised, the lining of the womb and the dead egg are shred from the body during menstruation.

8

What hormones does the contraceptive pill contain?

-Oestrogen
-Progesterone

9

Some contraceptive pills contain only progesterone, what is the benefit of this?

-Fewer side effects

10

What hormones does the contraceptive pill prevent and what does this stop?

Prevents the production of FSH so no eggs mature.

11

What hormones are given in fertility treatment and why would you give fertility treatment?

-Follicle stimulating hormone (FSH)
-Luteinising hormone (LH)

-Fertility treatment given if a women cannot produce mature eggs

12

What are Follicle stimulating hormones and Luteinising hormones role in Fertility treatment?

-Follicle stimulating hormone causes eggs to mature.
-Luteinising hormone stimulates ovulation.

13

Advantage of contraceptive pill

They help to reduce unwanted pregnancies.

14

Disadvantages (2) of contraceptive pills

-side effects
-some people object due to ethical/religious reasons

15

What is Follicle stimulating hormone?

-where is it made- what gland?
-what does the egg do?
-what hormone is produced?

Follicle stimulating hormone is made by the pituitary gland and causes the egg to mature and oestrogen to be produced.

16

Advantage of Fertility drugs.

Advantage of IVF.

-Help infertile couples have a baby
-IVF helps couples have a baby

17

What are hormones roles?

Hormones regulate functions of many organs and cells.

18

A women naturally produces hormones that cause what?

-monthly release of an egg from her ovaries
-cages the thickness of the lining of the womb

19

Where are women's natural hormones produced?

Pituitary gland and the ovaries