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chapter 7

medical coding

morula a solid ball of cells resulting from division of a fertilized ovum, and from which a blastula is formed.
fraternal or dizygotic are twins developed with two different sets of chrmosomes , making them not idenical but only similar as siblings.
monozygotic twins , one zygote divides to develop into two genetically identical copies of chrmosomes.
dichorionic/ diamniotic if an egg divides 3 to 4 days after fertilization the monozygotic twins will devleop in two sets of sacs.
monochrionic / diamniotic if divsion happens in 3 to 8 days the monzygoic twins share the same outer sac but each will be in its own inner sac
monochrionic / monoamniotic if it divides in 8 to 13 days after fertilzation they share the same outer and inner sac.
conjoined twins if the division happens after 13 days the twins share the same outer and inner sac but the divsion is incomplete.
post-term pregency 40 to 42 completed weeks an no fetus yet
prolonged pregency over 42 weeks completed an not fetus yet.
puerperium the six-week time period immediately after delvery , this word is derived from the latin word for child bearing . its the period when the mother's returns to its pregravid state.
para, -tocia means delivery
ec out
top/o place
hydatid/i water drop
form shape
phleb/o vein
cret/o means to grow
previa in front of
nuch/o means neck only in chapter 7
chri/o chorion-the outermost membrane surrounding an embryo of a reptile, bird, or mammal. In mammals (including humans), it contributes to the formation of the placenta.
chriocarcinoma is a malignant tumor arising from the choriotic membrane surrounding the fetus.
alpha fetoprotein test is a maternal serum alpha fetoprotein test preformed between 14 and 19 weeks of pregency ; may indicate a variety of condtions , such as neural tube defects and multiple births.
cerclage suturing the cervix closed to prevent a spontaneous abortion in a woman with a incopetent cervix. the suture is removed when the pregancy is at full term to allow the deilvery to proceed normally.
episiotomy incison of an infant throuhg a surgical abdominal incision
nat/o birth
blast/o immuture
tabes wasting
neonatal craniotabes is a condtion of a softening of the skull bones. maybe a normal condtion unless assoicated with rickets or osterogensis improfecta.
omphal/o umbilicus
som/o body
spri/o to breathe , breathing
ton/o tension, tone
torticollis aka wryneck Prolonged congenital or acquired condtion that mainfests itself as a contraction of the muslces of the neck.
ankyl/o stiffening
eal means pertatining to
tresia condtion of a opening
schisis and fida means spilt
spadias a rent or tear
dextr/o right
levo left
cardia heart condition
tetera four
Tetralogy of Fallot is a rare condition caused by a combination of four heart defects that are present at birth (congenital).
rach/i vertebra
tomy Division only in chapter 7
-version, version obstetrics , internal / external
Created by: mlester451