Obstetrics and

1
Chapter 9

• Obstetrics and
• Neonatology

2
Terms Relating to Pregnancy

• gamete mature germ cell
• ovulation expulsion of a mature ovum
• conception or fertilization beginning of
  pregnancy
• zygote cell formed from the union of the sperm
  and ovum
• gestation period from conception to birth

3
Terms Relating to Pregnancy

• implantation, nidation embedding of the zygote
  in the uterine lining
• embryo unborn offspring from implantation to end
  of second month of pregnancy
• fetus unborn offspring from beginning of the
  third month of pregnancy until birth

4
ObstetricsStructures

• amniotic sac membranous bag that surrounds the
  fetus before delivery
• chorion outermost layer of the fetal membrane
• amnion innermost layer of the fetal membrane
• amniotic fluid fluid within the amniotic sac
• placenta, or afterbirth grows on the wall of the
  uterus during pregnancy allows for nourishment

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Ovulation, Fertilization, and Implantation
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Development of the Fetus
7
Human Male Fetus at 68 Days (47 mm)

• A, Right B, front C, left.

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Combining Forms for Obstetrics and Neonatology

• amni/o, amnion/o
• chori/o
• embry/o
• fet/o, fet/i
• gravid/o

9
Combining Forms for Obstetrics and Neonatology
(contd)

• lact/o
• nat/o
• omphal/o
• par/o, part/o
• puerper/o

10
Combining Forms Commonly Used in Obstetrics and
Neonatology

• cephal/o
• esophag/o
• Pelv/i, pelv/o
• prim/i
• pseud/o
• pylor/o

11
Prefixes

• ante-, pre
• micro-
• multi-
• nulli-
• post-

12
Suffixes

• -amnios
• -cyesis
• -partum
• -rrhexis
• -tocia
• um noun suffix, no meaning
• us noun suffix, no meaning

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Word Parts with Similar Meanings
14
Four -rrh Suffixes Presented
15
Obstetric Disease and Disorder Terms Built From
Word Parts

• amnionitis
• choriocarcinoma
• dystocia
• embryotocia
• hysterorrhexis
• oligohydramnios
• polyhydramnios
• salpingocyesis

16
Obstetric Disease and Disorder Terms Not Built
from Word Parts

• abortion
• abruptio placentae
• eclampsia
• ectopic pregnancy
• placenta previa
• preeclampsia

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Abruptio Placentae
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Placenta Previa
19

• (fallopian tube) / cv / (pregnancy)

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Neonatology Disease and Disorder Terms Built from
Word Parts

• microcephalus
• omphalitis
• omphalocele
• pyloric stenosis

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• (umbilicus) / cv / (herniation)

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Neonatology Disease and Disorder Terms Not Built
from Word Parts

• cleft lip and palate
• Down syndrome
• esophageal atresia
• gastroschisis
• respiratory distress syndrome (RDS)
• spina bifida

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Esophageal Atresia
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Obstetric Surgical Terms Built from Word Parts

• amniotomy
• episiotomy

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Obstetric Diagnostic Terms Built from Word Parts

• Diagnostic imaging
• pelvic sonography
• Other
• amniocentesis
• amnioscope

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• (amniotic fluid) / cv / (surgical puncture to
  aspirate fluid)

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Complementary Terms

• amniorrhea
• amniorrhexis
• antepartum
• fetal

• gravida
• intrapartum
• lactogenic
• multigravida

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Complementary Terms (contd)

• neonate
• neonatology
• neonatologist
• nullipara

• prenatal
• postnatal
• postpartum
• primigravida
• pseudocyesis

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Complementary Terms Not Built from Word Parts

• breech presentation
• cesarean section (C/S, C-section)
• congenital anomaly
• meconium
• obstetrician
• parturition
• premature infant
• puerperium

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Ultrasound of Forearm

• s, skinline m, muscle w, wrist h, hand.

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Abbreviations

• C/S, C-section
• EDD
• EDB
• DOB
• LMP

• LNMP
• multip
• NB
• OB
• RDS