embryology Gestation Flashcards Preview

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Flashcards in embryology Gestation Deck (18):
1

vagina

channel through which a baby passes during childbirth

2

fallopian tube

also known as the uterine tube

3

uterus

structure in which a fertilized egg develops

4

vulva

external structures of the female reproductive system

5

ovaries

structure in which eggs mature

6

cervix

lower entrance to the uterus

7

labia

structure that covers and protects opening to female reproductive system

8

sphincter muscle

structure that controls the opening to the uterus

9

How many egg cells does a new born baby female already possess?

400'000

10

Where are the egg cells found?

ovaries

11

In which state are the egg cells "frozen" in statis?

prometaphase I

12

How many immature eggs are readied for further developement?

about 10-20 all 28 days

13

insemination

nucleus of sperm enters ovum

14

fertilisation

nuclei of sperm and ovum merge -> zygote

15

ovulation

matured ovum is released from bursting follicle

16

implantation

bastocyst/ blastocyte is embedding itself into uterine lining

17

cleavage

cell division after fertilisation (with furrow appartent)

18