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9 Cards in this Set

  • Front
  • Back

Blastocyst

Morula forms into blastocyst in early development.



The blastocyst typically enters uterus 4 to 5 days after fertilization

Decidua basalis

Villi on myometrial side of conceptus

Brachycephaly

The head may appear rounder than usual on axial fan and the cephalic index is increased

Dolicocephaly

Fetal head is longer than would be expected relative to its width.

AC

Fetal growth


Level of stomach , LPV, spine

IUGR

Subset of SGA fetuses with weight below at or below the 10th percentile as result of pathologic process from variety of maternal , fetal, placental disorders.

Symmetric IUGR

Usually result of first trimester insult such as chromosomal abnormality (Trisomy 13 and 18) infection maternal malnutrition fetal alcohol syndrome

Aysmmetric IUGR

Begins late in second or third trimester and usually results from placental insufficiency.

Macrosomnia

Birth weight of 4000 g or greater or above 90th percentile for estimated GA



Result of poorly controlled maternal diabetes mellitus.



Placenta can become significantly large and thick because not immune to growth enhancing effects of fetal insulin.