Reproductive Fact or Fiction

Front

Sperm swim to move around

Back

Fact

Answer explanation

Sperm swim through mucus in the uterus to reach the fallopian tubes for fertilization. They have tails called flagella that allow them to do this

Front

The testes begin producing sperm at birth

Back

Fiction

Answer explanation

Sperm do not fully develop until testosterone and other hormones develop the immature round cells into sperm during puberty

Front

Sperm and semen are the same thing

Back

Fiction

Answer explanation

Semen contains sperm and fluids from the various glands in the male reproductive system

Front

Up to 500 million sperm are released during ejaculation

Back

Fact

Answer explanation

Normal sperm counts are from 15 million to 200 million + per milliliter of semen. A normal volume of semen per ejaculation is between 1.5 mL and 5.0 mL

Front

The testes can make 1,500 sperm every second

Back

Fact

Answer explanation

The full process of making sperm in spermatogenesis takes about 64 days, but this is happening at all times in the testes and one sperm production cycle can generate up to 8 billion sperm.

Front

Ovaries produce 1,500 eggs every second

Back

Fiction

Answer explanation

All of the eggs that a person will ever produce are present in the ovaries at birth!

Front

The penis is a muscle

Back

Fiction

Answer explanation

The penis is composed of erectile tissue, no muscles involved

Front

Semen and urine come out from the same opening in the male reproductive system

Back

Fact

Answer explanation

This opening is the end of the urethra, the external urethral meatus

Front

Menstrual blood, babies, and urine come out from the same opening in the female reproductive system

Back

Fiction

Answer explanation

Menstrual blood and babies come out of the vaginal opening, urine comes from the external urethral meatus

Front

Both male and female reproductive systems include a prostate

Back

Fiction

Answer explanation

Only the male reproductive system has a prostate. It produces fluid for semen.