Reproductive System
Hollow muscular cavity where zygote implants
and baby develops
What is the uterus
Passageway that leads from uterus to outside
of body; birth canal
What is the vagina
Process of releasing an egg from the ovary
Lining of the uterus that becomes thick to prepare for pregnancy
What is the endometrium
External reproductive organs of the female
What is the vulva
Lower portion of the uterus; opening that leads to the vagina
What is the cervix
Tube that carries mature egg from
ovary to uterus; place of fertilization
What is Fallopian tube
Finger-like projections that guide the egg into the Fallopian
tube
Small organ made of erectile tissue;
homologous to the head of the penis
What is the clitoris
Hormone that causes the uterus
to contract during childbirth
Two main things the testes produce
What are sperm and testosterone
Tube leading from bladder to exterior of
body; semen and urine pass through
What is the urethra
Release of semen from the male’s body
What is ejaculation
Tube leading from epididymus to urethra;
stores sperm until discharged
What is the vas deferens
Secretes a basic substance; makes up most of seminal fluid;
sits under bladder
What is the prostate gland
Pouch of skin in which testes are housed
What is the scrotum
Main male organ that inserts semen into
female vagina
What is the penis
Comma shaped structure found on outside of testes;
where sperm mature
What is the epididymus
Secretes a liquid containing fructose
used to nourish sperm and give them energy to
swim
What is the seminal vesicle
Secretes a basic substance before
ejaculation to prepare urethra for sperm
What is the bulbourethral gland
Cluster of cells that surrounds an egg and
helps it mature
What is a follicle
What happens to the follicle in the Luteal Phase (after egg is
released from ovary)
What is turns yellow
Two hormones that increase to help an egg
mature
What are FSH (follicle stimulating hormone)
and LH (luteinizing hormone)
This happens to the levels of estrogen and
progesterone if the egg is NOT fertilized
Changes in estrogen/progesterone
levels due to NO fertilization cause this to
occur to the uterine lining and levels of FSH and LH
What is uterine lining to detach and FSH and LH to
increase
When sperm meets egg
What is fertilization
Name for a fertilized egg
Number of months of pregnancy required for a
fully developed baby
Fluid-filled sac that cushions and protects fetus in uterus; breaks
during childbirth
What is the amniotic sac
Organ that allows mother and child to exchange
nutrients and gases
What is the placenta
Twenty-eight day cycle in which woman’s body
prepares for pregnancy
What is the menstrual cycle
Two things that the ovaries produce
What are eggs and estrogen
Trimester of pregnancy during which baby’s heart
starts to beat
What is the first trimester
This happens to the cervix during childbirth
What is dilates or opens up
This happens to the lining of the uterus when estrogen increases