Reproduction Flashcards
1
Q
Ovulation
A
Egg is released from an ovary
2
Q
Implantation
A
When the embryo is implanted in the womb
3
Q
Fertilisation
A
When the sperm’s nucleus(head) joins with the egg’s nucleus and an embryo is formed after cell division
4
Q
Functions of the placenta?
A
Passes: -Oxygen(mother to baby)
- Food(mother to baby)
- Waste Products(baby to mother)
- Harmful substances(mother to baby)
5
Q
Umbilical cord
A
Connects placenta to baby at belly button
6
Q
Stages of birth
A
Muscles in uterus contract-Labour Amnion bursts-Breaking of the waters Cervix widens Baby is pushed out headfirst Umbilical cord is clamped
7
Q
Reproduction is..
A
The production of new individuals
8
Q
Gametes
A
Sex cells
9
Q
Testis
A
Make sperm
Make Testosterone
10
Q
Scrotum
A
Holds testis outside body
Keeps them below 37’C
11
Q
Penis
A
Allows sperm to pass from male to female
12
Q
Sperm ducts
A
Carry sperm from testis to penis
13
Q
Semen
A
Seminal fluid+sperm
14
Q
Ovary
A
Produces eggs/female hormone
15
Q
Uterus/womb
A
Holds baby during pregnancy
