ch 34 test Flashcards
(39 cards)
What causes the amemia seen with sickle cell disease?
premature rupture of red blood cells
Which maternal bacterial infection raises the risk of fetal hydrops?
syphilis
When does Rh isoimmunization occur?
At birth
Immune fetal hydrops includes which of the following fetal findings?
Pericardial fluid
Which placental problem coexists with maternal preeclampsia?
Infarcts
Which of the following indicates the onset of eclampsia?
seizures
Which of the following is the most common maternal disorder?
Diabetes mellitus
A Rh-negative mother and a Rh-positive fetus can result in which of the following?
fetal hydrops
PROM, toxemia, IUGR, sickle cell disease and diabetes mellitus result in a ________ indicating increased vascular resistance.
high S/D ratio
A maternal infection occurring before conception:
May adversely affect the fetus
Maternal infections passed to the fetus are usually via the:
genital tract and circulatory system
A rare viral infection that is linked to stillbirth, low infant birth weight, congenital heart anomalies and microphthalmia is:
EBV
Choose a bacterial infection that is seen during pregnancy and known to cause fetal prematurity, prolonged rupture of fetal membranes, sepsis and IUGR
Ghonorrhea
A maternal infectious disease that promotes placental insufficiency, causing IUGR, low birth weight, abortion and stillbirth is:
Maternal malaria
The fetal barrier that usually protects fetuses from toxoplasmosis is most effective:
during early pregnancy
Fetal malformations occurring in the first trimester which consist of cataracts, cardiac defects, and deafness are caused by:
3 day measels
A glucose tolerance test:
is usually performed between 24 and 18 weeks
Isoimmunized pregnancies can result in all except:
rh factor
Select the maternal disease that is least likely to affect a fetus’s heart.
thalassemia
The C in TORCH stands for __
cytomegalovirus
Maternal hypertension _________________ uteroplacental blood flow
decreases
_____ of pregnancy is a third trimester disease characterized by maternal edema, hypertension, proteinuria and central nervous system irritability.
toxemia
Maternal malaria promotes placental _______________________ causing IUGR, low birth weight, aortion adn stillbirth.
insufficiency
Fetal _____________, a diagnostic test, helps detect heart abnormalities in patients exposed to CMV and rubella.
echocardiography