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Flashcards in The mestrual Cycle Deck (14)
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1

What is the uterine cycle?

Changes that occur in the endometrium lining of the uterus.

2

What is the uterine cycle responsible for?

Responsible for the thickening and the break down of the endometrium.

3

What are the three phases of the uterine cycle?

Mestruation
Proliferative phase
Secretory phase

4

What is the ovarian cycle?

Changes that occur in the follicles of the ovary.

5

What is the ovarian cycle responsible for?

Responsible for the maturation of an ovum in one of the ovaries

6

What are the three phases of the ovarian cycle?

Follicular phase
Ovulation
Literal phase

7

Which hormones control the ovarian cycle?

FSH and LH

8

Which hormones control the uterine cycle?

Oestrogen and progesterone.

9

Where is each hormone even in the graph produced?

HCG: the developing embryo l

Oestrogen: originally in the developing ovarian follicle,after fertilisation in the corpus luteum

Progesterone : secreted from the corpus luteum after ovulation

10

Describe the function of each hormone in the graph

HCG: stimulates corpus luteum to continue to produce progesterone and oestrogen

Oestrogen : prevents the development of follicles

Progesterone : prevents ovulation and menstruation

11

What happens to progesterone levels during pregnancy?

Progesterone levels increase to maintain the thickness and vascular natured of the endometrium. Helps to keep placenta healthy.

12

What will happen to oestrogen levels when woman starts to menstruate again after present pregnancy

It will decrease

13

How does miscarriages occur?

There is not enough progesterone produced to maintain the endometrium. The endometrium breaks down and a miscarriage happens.

14

What is the menstrual cycle?

Changes that occur in a uterus and ovary for purpose of sexual reproduction. It is essential for the production of ova and for the preparation of the uterus for pregnancy