chapter 9 Flashcards
obstetrics and neonatology
what is the definition of obstetrics
branch of medicine that deals with childbirth and the care of the mother before and after birth
what is the definition of neonatology
branch of medicne that deals with the diagnosis and treatment of disorders of the newborn
gamete
mature germ cell (ovum or sperm)
a germ cell is
ovum or sperm
ovulation
expulsion of a mature ovum
ovum
female sex cell
conception
beginning of pregnancy
another name for conception
fertilization
the beginning of pregnancy is called
conception or fertilization
zygote
cell formed from the union of the sperm and ovum
embryo
unborn offspring from the zygote to the 8th week
fetus
unborn offspring from the beginning of the 9th week of pregnancy until birth
gestation, pregnancy
development of a new individual from conception to birth
implantation
embedding the zygote into the uterine lining
placenta or afterbirth
grows on the wall of the uterus during pregnancy;
the placenta allows foe
nourishment of the unborn child
what is the amniotic sac
a membranous bag that surrounds the fetus
what are the layers of the amniotic sac
chorion and amnion
the name of the fluid in the amniotic sac
amniotic fluid
amnion is
the innermost layer of the amniotic sac
chorion is
outermost layer of the fetal membrane (amniotic sac)
cephal/o
head