MOD 7 - OB Terminology Flashcards by Michael Price

FHR

Fetal Heart Rate

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inner layer of the amniotic sac, closest to the fetus

amnion

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fluid surrounding the fetus; protection, warmth, movement, symmetrical growth

amniotic fluid

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cells 5 days after fertilization

blastocyst

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outermost layer of the amniotic sac

chorion

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fingerlike projections that extend out from the chorion, become fetal vessels which exchange nutrients and waste products from maternal blood

chorionic villi

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process of cells dividing in two

cleavage

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twins resulting from two zygotes; fraternal twins

dizygotic

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one of the three shunts of fetal circulation; links the pulmonary artery with the aorta

ductus arteriosus

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one of the three shunts of fetal circulation; shunts half of blood to liver and half to inferior vena cava

ductus venosus

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pregnancy outside of the uterus

ectopic pregnancy

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developing pregnancy two weeks to the end of the 8th week

embryo

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developing human; fetal stage begins in the ninth week

fetus

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one of the three shunts of fetal circulation; connects the right and left atrium

foramen ovale

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twins resulting from same zygote (identical twins)

monozygotic

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32 cells, 3 days post fertilization

morula

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substance that causes birth defects

teratogen

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gelatinous substance that gives support to the umbilical cord

Wharton jelly

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product of egg and sperm uniting

zygote

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examiner pushes up on cervix and feels fetus bounce back

ballottement

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practice contractions to strengthen the uterus

Braxton Hicks contractions

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first “milk”

colostrum

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glucose in the urine; sign of diabetes

glycosuria

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purple-blue coloration of the cervix when pregnant

Chadwick sign

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line in middle of abdomen

linea nigra

curve in spine to support pregnancy weight

lordosis

mask of pregnancy

melasma (chloasma)

craving of non-food items, likely caused by anemia

pica

heartburn; common discomfort of pregnancy due to relaxed esophageal sphincter

pyrosis

stretch marks

striae gravidarum

hypotension when laying on back

supine hypotensive syndrome

diagnostic procedure where needle is inserted into amniotic sac and fluid is obtained; between 15-20 weeks and third trimester

amniocentesis

fetal wellbeing test by ultrasound and non-stress test, total score 10/10; breathing, heart rate, movement, tone, amniotic fluid volume

biophysical profile

sample of chorion take to provide chromosomal studies

chorionic villus sampling

non-medical hired labor support person

doula

due date

estimated date of delivery (EDD)

total number of pregnancies

gravida

very small cranium - likely fetal alcohol syndrome or Zika Virus

microcephaly

woman who has had more than one pregnancy

multigravida

never been pregnant

nulligravida

number of pregnancies carried past 20 weeks

parity

procedure to take a sample of fetal blood for testing, or transfuse blood to fetus

percutaneous umbilical blood sampling (PUBS)

fetal movement felt by pregnant person

quickening

ultrasound imaging

sonogram

Last Menstrual Period (first day of flow)

LMP

Estimated Due Date

EDD

Estimated Date of Confinement - Due date

EDC

Pregnant person

gravid

First pregnancy

primigravida

pregnancy past 20 weeks

para

never carried past 20 weeks

nullipara

first pregnancy past 20 weeks

primipara

more than one pregnancy past 20 weeks

multipara

delivered more than 5 pregnancies past 20 weeks

grand multipara "multip"

greater than 20 weeks gestation

viability

miscarriage or abortion before 20 weeks

abortion

20 weeks through the end of the 37th week

preterm

38 weeks through the end of the 40th week

term

the 41st week of pregnancy

postdate

42 weeks and beyond

postterm

how many children currently living (where you would add twins)

living children

pregnancy with two amniotic sacs and two placentas

diamniotic-dichorionic "di-di"

pregnancy with two amniotic sacs and one placenta

diamniotic- monochorionic "mono-di"

pregnancy twins sharing one amniotic sac and one placenta

monoamniotic-monochorionic

too much amniotic fluid; common in diabetic patients

polyhydramnios

too little amniotic fluid; common with HTN, post dates, placental issues

oligohydramnios

fetus measuring large

macrosomia

fetus measuring too small

Intrauterine growth restriction (IUGR)

newborn measuring large

Large for Gestational Age (LGA)

newborn measuring too small

Small for Gestational Age (SGA)

Nurse practitioner who specializes in Obstetrics and Delivery

Midwife