Williams Obstetrics Chapter One Flashcards
The field of obstetrics covers…
prenatal care, management of labor, and immediate newborn care (NOT infertility)
Registration of life births is assigned to…
The National Center for Health Statistics
The National Vital Statistic System defines fetal death as
Gestation >20 weeks
Another term for fetal death rate is…
still birth rate
The perinatal period is defined as…
after delivery at 20 weeks gestation or older until 28 days after birth
How is fetal death defined?
> 20 weeks gestation, birthweight of >500 g, any fetal death regardless of age.
Perinatal mortality rate is defined as…
the sum of stillbirths and neonatal deaths per 1000 total births
Abortus
a fetus or embryo removed or expelled from the uterus during the first half of gestation (20 weeks or less)
Delivery at what age divides preterm from term gestations?
37 weeks
Birth weight classifications
low birth weight <2500g
very low birth weight <1500 g
extremely low birthweight <1000 g
Dyspnea
difficult or labored breathing
Apneic
temporary cessation of breathing
Largest contributor to infant death in US?
Preterm birth
Maternal Mortality Rate in US
14 per 100,000
