Reproductive System
Fallopian Tubes
tubes that connect the ovaries to the uterus
Sperm
male sex cell
Identical Twins
1 egg, 1 sperm, divides to form 2 individuals
Fraternal Twins
2 eggs, 2 sperm = 2 individuals
Where do egg cells travel immediately after they're released into the ovaries?
Into the fallopian tubes
What is the function of the uterus?
It's where fetuses grow
Which term best describes the appearance of sperm cells?
Microscopic
How many egg cells does a woman produce each day?
None; women are born with a lifetime supply
How frequently do ovaries release egg cells?
Once a month
The sex glands in women are called?
Ovaries
What might happen if the testes were located inside the body?
Sperm would overheat & die
What can you conclude from the fact that adult men make 250 million sperm cells everyday?
The male reproductive system makes more sperm than it needs to to fertilize egg cells
What happens immediately after the sperm leaves the testes?
They mix with seminal fluid
What is the function of the reproductive system?
To make new humans
Vagina
birth canal, female sex organ
Umbilical cord
cord that connects the fetus to the mother, lifeline (food, oxygen, waste)
Ovaries
located in the lower abdomen, contains thousands of eggs, and produces estrogen & progesterone
Testes
located outside the body cavity in the scrotum; produces millions of sperm and hormone testosterone
Penis
male sex organ
Scrotum
sack of skin that contains testes
Ovum
the female sex cell, egg
Uterus
womb; hollow, pear-shaped organ