Chapter 31: Obstetrics and Neonatal Care Flashcards
____ or womb is responsible for contractions during labor and pushes the infant through the birth canal
uterus
_____ is made of the vagina and cervix
birth canal
the ____ completes the passageway from the uterus to the outside world for the infant
birth canal
the _____ is disk shaped and attached to inner lining of uterus. it is connected to the fetus by the umbilical cord
placenta
the _____ is the lifeline of the fetus
umbilical cord
the umbilical cord connects the ____ and the ____ through the _____
connects the woman and the fetus through the placenta
the ______ carries oxygen and blood from the woman to the heart of the fetus
umbilical vein
the _____ carry deoxygenated blood from the heart of the fetus to the woman
umbilical arteries
the fetus developed in a fluid-filled membrane called the
amniotic sac
there is about ____-____ ml of amniotic fluid in the amniotic sac that protects the floating fetus
500-1,000
normal changes during pregnancy involve these three systems
CV, respiratory, and musculoskeletal
in pregnancy ___ shift from their normal positions
organs
in the ____ trimester there is rapid uterine growth
2nd
there is ___ resp rate and ___ TV/minute volume
INC resp rate, DEC TV/minute volume
blood volume rate increases by __% and heart rate increases by ___% by the end of the third trimester
BV INC by 50% and HR INC by 20%
in the ____ trimester there is an increased risk of vomiting and potential aspiration following trauma due to changes in the GI tract
3rd
braxton hicks contractions are
false labor
what are the three stages of labor
dilation of cervix
delivery of infant
delivery of placenta
the first stage of labor begins with
onset of contractions as fetus enters the birth canal
the first stage of labor ends when
the cervix is fully dilated
the ____ is usually the longest (avg of 16 hours for first delivery)
first stage
at the end of the third trimester is ____ when the head of the fetus descends into the womans pelvis
lightening