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Year 7 - Unit 4B


How many parents are needed for sexual reproduction? Two
How many parents are needed for Asexual reproduction? One
Name the two gametes. Sperm cell and Egg cell
What is an unborn baby called? Foetus
What is menstruation? The loss of blood and tissue from the lining of the uterus through the vagina. (Also known as 'period')
Name the female gamete. Egg cell (Ova)
Name the male gamete. Sperm cell
What is the name given to the organs and tissues used for reproduction? Reproductive system
What is ovulation? The process of releasing an egg from the Ovary.
What is the name of the tube that leads from the Ovary to the Uterus? Oviduct or Fallopian tube
Which organ produces the male sex cell? Testes
Where does the Foetus develop? In the Uterus
What is fertilisation? When the nucleus of a Sperm cell and Egg cell join.
What is a Hormone? A chemical messenger produced in the Glands.
On which day of the menstrual cycle is an Egg cell released? Day 14
How long does a pregnancy last? Normally for 9 months
How long is the menstrual cycle? 28 days
What happens between days 1-5 of the menstrual cycle? The uterus comes away and exits through the Vagina as blood (the woman has a Period).
How much blood is lost in a single period? 35 milliliters
What happens between days 5 - 13 of the menstrual cycle? The lining of the uterus begins to fill up.
How long does it take for the Egg cell to travel down the fallopian tube to the uterus? around 3 days
What happens during days 18-28 of the menstrual cycle if the Egg cell was not fertilised? The lining of the uterus begins to break down.
What is contraception used for? Contraception is a method of preventing pregnancy from sexual intercourse.
Which methods of contraception will protects against STI's? Only Condoms and Female Condoms
Why does the lining of the Uterus build up before an egg is released? So that the egg cell may implant and develop
Created by: nashl