definition Flashcards
It is when sperm reaches the fallopian tube and connects with the ovum (to create a pregnancy)
Conception
It is the inability to conceive a child.
Infertile
It is a test to see if the baby has a genetic or chromosomal difference.
Amniocentesis
The time from conception to birth.
Prenatal Development
a condition in a child that results from alcohol exposure during the mothers pregnancy.
Fetal Alcohol Syndrome
Release of an egg from the ovary
Ovulation
Monthly shedding of fluid and blood from the endometrial lining.
Menstruation
Thick creamy substance that protects babies skin
Vernix
Downy hair to protect fetus
Lanugo
the loss of a baby before 20 weeks of pregnancy.
Miscarriage
when a baby is born dead after 24 weeks of pregnancy.
Stillbirth
Where does the baby develop during pregnancy?
The baby develops in the uterus.
Down syndrome is more common when the mother is
older than 35.
What is the length of time for the:
Zygote period
14 days(2 weeks)
What is the length of time for the
Embryo
15 days through 8 weeks( 2 weeks-end of 2 months)
What is the length of time for the Fetus
3 months- end of pregnancy
Connects the fetus to the uterus and is attached to the umbilical cord
Placenta
fluid that protects developing baby - helps if mom falls or bumps stomach
Amniotic Fluid
carries nutrients, oxygen and waste to and from the fetus. Attached to the placenta.
Umbilical Cord
When are hereditary traits developed?
At conception
Difference between fraternal and identical twins
Fraternal twins occur when two separate eggs are fertilized by two separate sperm. They can be the same or opposite sex. Identical twins occur when a single egg is fertilized by a single sperm. Two babies will have the SAME DNA.
How long is a sperm capable of fertilizing an ovum?
48 to 72 hours
Which vitamin is essential for normal spinal development for a fetus?
Folic acid
What is the average weight of the baby at 8 months pregnant?
The average weight of a baby at 8 months is 5 pounds.
How long does an egg survive before dying off
12-24 hours
What are the two types of sex chromosomes?
X and Y
What are the steps of conception in proper order?
egg released;sperm fertilizes the egg; then moves to uterus
An obstetrician is a doctor who
specializes in prenatal care of moms and delivery of babies
