Reproductive System

Sperm are produced in the

• Bladder

• Testes

• Scrotum

• Ovaries

Which of the following is NOT true about the placenta?

• The placenta protects baby from drugs the mother uses.

• The mother's blood does not mix with the baby's blood in the placenta.

• Waste is passed from the embryo through the placenta into the mother's blood.

• The placenta prevents some diseases from spreading from the mother to the embryo.

The release of a mature egg into an oviduct is called

• menstruation

• menstrual cycle

• ovulation

• fertilization

A ___________ is formed when fertilization occurs.

• embryo

• zygote

• fetus

• sperm

Sex cells have __________ the number of chromosomes of other body cells.

• twice

• half

• same

• none of the above

Which is the correct order of human development?

• fetus, embryo, zygote

• zygote, embryo, fetus

• embryo, fetus, zygote

• zygote, fetus, embryo

An egg develops, goes into the fallopian tube, travels to the uterus and then is excreted. This process is called ________

• Ovulation

• Menstruation

• Fertilization

• the menstrual cycle

reproductive organs that produce eggs and hormones

• cervix
• vagina
• ovaries

What do we call a fertilized egg?

• Sperm
• Testosterone
• Zygote
• Egg

What is the process called when a sperm and egg produce a zygote?

• Reproduction
• Excretion
• Fertilization
• Sneezing