STUDY FINAL KIT Flashcards
what germ cell layer does the stomach arrise from
endoderm
what developmental bud does the GB arrise from
hepatic diverticulum
What anomaly is created when the ventral and dorsal pancreatic bud ducts fail to fuse?
pancreatic divisum
True/False: Spleen develops independently from the abdominal organs?
true (lymphoiD)
When does the midgut herniation return to the abdomen?
12 weeks
If bowel tissue remains herniated into the umbilical area, what condition results?
omphalocele
What abnormality could a persistent enlarged stomach suggest?
duodenal atresia
What abnormality could a persistent missing stomach suggest?
esophageal atresia
When does fetal movement begin
9-10 weeks
- Which embryonic structure (fore/mid/hindgut) will eventually develop into the bladder?
nidgut
echogenicity of kidneys and adrenals to the liver
hypo
embryonic structure that form the vertebrate
sclerotome
when should primary ossification centres be seen sonographicallt
11/12 weeks
movement of hands indicates
less likely to have chromosomal disorders
what term is the placenta at the anatomical scan
term o
what week do we see placenta vasculature
week 5
what might be visualized in association a grwoth restricted (IUGR) fetus
venous lakes in the placenta
Why does the uterine wall need to be assessed for thickness during pregnancy?
masses
What are Braxton-Hicks?
false contractions
Which portion of the cervical os is closest to the body of the uterus?
internal o’s
What measurement defines cervical incompetence?
<2.5cm
At what placental grade are basal plate calcifications seen?
grade 2
What does the corpus luteum do to support pregnancy?
produces progesterone
What is vasa previa?
Cord vessels cross the internal os
At what placental thickness is the placenta considered abnormal?
> 4cm before 24 weeks
Why is PROM without labour concerning?
can develop infection (CHORIOAMNIONITIS)
What term is given to the normal hardening/toughening of skin that occurs in the 2nd trimester?
keratenized
What does normal amniotic fluid volume tell us about renal function?
its good
What are sloughed-off sin cells in the amniotic fluid called?
vernix
Is an AFV measurement of 10cm considered normal?
polyhydraminos
What hormone causes the cervix to soften?
relaxin
What term is used for the softening of the cervix?
ripening
What is the correct term for the baby “dropping” in the uterus?
lightening
What is “false labour” also known as?
braxton hicks
How much does the cervix dilate during ‘active labour’
8-10cm
What stage of labour is a patient in if her contractions last 1 minute?
late first
When do triplets typically deliver?
32 weeks
