Implantation and Infertility

• Biology
• Lower Secondary (Key Stage 3)

Vagina

Cervix

Oviduct

Ovary

Uterus

Urethra

Penis

Testes

Scrotum

Sperm duct

Urethra

Glands

Semen

Give an adaptation of a sperm cell and explain it.

The egg is produced in the ovary.

1. True
2. False

The egg moves through the oviduct away from the uterus.

1. True
2. False

Fertilisation is where the sperm enters the uterus through the cervix.

1. True
2. False

When the sperm and egg nuclei combine, there are 23 pairs of chromosomes.

1. True
2. False

Where else might an egg implant? What do you think would happen?

What does infertility mean?

What might cause infertility?

Does this cause infertility:

High sperm count.

1. Yes
2. No

Does this cause infertility:

Many eggs being released.

1. Yes
2. No

Does this cause infertility:

Blocked oviducts.

1. Yes
2. No

Does this cause infertility:

Sperm that don't swim properly.

1. Yes
2. No