Which female organs release egg cells, usually one each month?

Which external male reproductive organ delivers sperm into the female body?

What organs produce sperm cells and testosterone?

A fertilized egg implants and develops into a baby inside what organ?

During delivery through the birth canal, what muscular passage does the baby travel through to reach the outside?

What gland just below the male urinary bladder contributes fluid that helps support sperm?

Where do the male and female reproductive cells usually join inside the female body?

What is the process called when the male and female reproductive cells join?

Which pair of cells joins to begin the development of a new human?

What is the name of the fluid containing sperm that leaves the male body?

What tube carries urine or sperm-containing fluid through the external male reproductive organ to the outside?

Which male reproductive structure contains the testes?

Compared with the body's core, what temperature supports normal sperm production in the testes?

What pair of hormones is produced by the female organs that make reproductive cells?

What is the inner lining of the uterus called?

What process occurs when the female body sheds its monthly lining because pregnancy has not occurred?

During what stage of human life does puberty usually occur?

In the human life cycle, what stage follows infancy and comes before the teenage years?

What is a developing human called after the embryonic stage and before birth?

What is the narrow lower part of the organ where a baby grows?