Reproduction in humans

Multiple Choice

Sperm are produced in the

• Bladder

• Testes

• Scrotum

• Ovaries

Multiple Choice

Human eggs are usually fertilized in the

• Uterus

• Ovary

• Oviduct

• Cervix

Multiple Choice

What is 2 pointing to?

• Fallopian tube

• Cervix

• Uterus

• Vagina

• Ovary

Multiple Choice

The release of a mature egg into an oviduct is called

• menstruation

• menstrual cycle

• ovulation

• fertilization

Multiple Choice

A ___________ is formed when fertilization occurs.

• embryo

• zygote

• fetus

• sperm

Multiple Choice

Which is the correct order of human development?

• fetus, embryo, zygote

• zygote, embryo, fetus

• embryo, fetus, zygote

• zygote, fetus, embryo

Multiple Choice

How does an egg cell move through the fallopian tube?

• Via diffusion
• Ciliated epithelial cells move it along
• Via gas exchange
• It drifts through the liquid in the fallopian tube

Multiple Choice

What is the process called when an egg and sperm fuse?

• Fertilisation
• Zygote
• Embryo
• Mating

Multiple Choice

What is implantation?

• Zygote adheres to the uterus lining
• Early embryo adheres to the uterus lining
• Foetus adheres to the uterus lining
• Zygote feeds off the uterus lining

Multiple Choice

What happens if an early embryo splits just before implantation?

• Non-identical twins
• Identical twins
• This cannot occur and would harm the embryo
• Semi-identical twins

Multiple Choice

What could happen if a woman releases two eggs at once and they were both fertilised?

• Non-identical twins

• Identical twins

• This cannot occur naturally

• Semi-identical twins

Open Ended

Describe the function of the amniotic fluid and amniotic sac (4 marks)

Open Ended

List 3 functions of the placenta