Embryotic/fetal Development
Changes in Mother
Symptoms in Mother
What could happen to Baby or Mother?
Medical Overview
100
This protective coating begins forming on the baby's skin around 20 weeks in the Placenta Previa phase.
What is vernix caseosa?
100
This hormone increases in the endocrine system significantly to help maintain the pregnancy and reduce uterine contractions.
What is progesterone?
100
This is a distinctive symptom of a mother in placenta previa.
What is painless vaginal bleeding?
100
If the embryo/fetus was born it would require this care in order to have a chance at survival.
What is neonatal care?
100
The primary tool used to diagnose placenta previa. 
What is an ultrasound?
200
This fetal organ begins to produce urine, contributing to amniotic fluid levels.
What are the kidneys?
200
Due to increased blood flow, pregnant women may notice this common skin change.
What is the pregnancy "glow" or flushed skin?
200
Women may also experience this sensation due to the placenta's position.
What is pelvic pressure?
200
The baby may experience this complication due to reduced oxygen.
What is fetal distress?
200
Placenta previa occurs in about 1 in this many pregnancies by the third trimester.
What is 200?
300
During weeks 18-22, this organ system, responsible for sensing the world, continues major development with nerve connections forming.
What is the Nervous System?
300
The growing uterus now reaches this point on the mother's body.
What is the belly button (naval)?
300
Placenta previa can cause the mother to experience this condition due to blood loss.
What is Anemia?
300
Placenta previa may require the baby to be delivered in this way.
What is cesarean section (C-section)
300
This restriction is often advised to prevent bleeding.
What is pelvic rest?
400
This part of the baby's body is now fully formed and begins to function, filtering blood.
What is the Liver?
400
This symptom is more common due to hormonal effects on the gastrointestinal tract.
What is heartburn or constipation?
400
This symptom might appear during physical activity or after intercourse.
What is light spotting or bleeding?
400
If undiagnosed, placenta previa could cause complications during this process.
What is Vaginal Delivery?
400
If the placenta moves upward as the uterus grows, this resolution occurs naturally.
What is placental migration or resolution?
500
By 22 weeks, the fetus may begin to show this reflex, important for survival after birth.
What is sucking or swallowing?
500
This system in the mother becomes more active to supply enough oxygen and nutrients to the baby.
What is the respiratory or circulatory system?
500
Because of placenta previa, mothers may feel increased anxiety over this risk.
What is premature labor or emergency C-section?
500
The mother is at higher risk for this major emergency requiring immediate care.
What is severe hemorrhage?
500
This picture depicts this amount of weeks into pregnancy during the placenta previa phase.
What is 18-22 weeks?