The Female Reproductive System Flashcards Preview

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Flashcards in The Female Reproductive System Deck (15):
1

Name and describe the THREE layers of the uterine wall

Perimetrium - consistent with peritoneal layer

Myometrium - muscle layer consisting of oblique/longitudinal/circular/transverse

Endometrium - glandular columnar epithelium with a high number of capillaries

2

Name the THREE phases of ovarian cycle

Follicular
Ovulatory
Luteal

3

Which hormone is released in response to low levels of oestrogen and progesterone?

Gonadotrophin Releasing Hormone

4

Which hormone is released in response to a rise in levels of Gonadotrophin Releasing Hormone?

Follicle Stimulating Hormone

5

What effect does a rise in oestrogen have on levels of Luteinising Hormone and Follicle Stimulating Hormone?

Inhibits release of FSH and stimulates LH to be released in a sudden burst

6

What is the ovum released from?

Graafian Follicle

7

What is the Corpus Luteum formed from and which TWO hormones does it secrete?

From Graafian Follicle
Secretes Progesterone & Oestrogen

8

How long does the Corpus Luteum last for?

12 days

9

What happens if fertilisation of the ovum does not occur?

Corpus Luteum becomes Corpus Albicans
Oestrogen and Progesterone levels fall

10

Name the THREE phases of the development of the endometrium

Menstruation
Proliferation
Secretion

11

When fertilisation has occurred, which hormone causes levels of oestrogen and progesterone to rise?

Human Chorionic Gonadotrophin

12

What happens to the myometrium when an ovum has been fertilised?

Hypertrophy & Hyperplasia

13

What happens to the endometrium when an ovum has been fertilised?

Thickens and becomes more vascular

14

Describe the operculum and its function

Is a plug of mucus which acts as a barrier to penetration of microorganisms

15

Why is thrush more common in pregnancy?

An increase of vaginal discharge caused by generation and degeneration of cells in the vaginal wall causes the vagina to become more acidic