Physiological Adaptation To Pregnancy Flashcards
what is body compostion ?
the uterus size compared to the body
gestitional age is counted from ……
the first day of LMP
how does the uterus weigh before and after pregnancy?
before : 70g , after : 1,100 g
how much fluid can the uterus accomdate during pregnancy ?
5 L
what is hyperplasia ?
increase in number
what is hyperatrophy?
increase in size
what are braxton hicks?
non-painful contractions , may start at the 1st trimester but most women feel them during the 2nd trimester
what is the fundal height at 16 weeks ?
between the umbilicus and the symphysis pubis
what is the fundal height at 20 weeks ?
at the umbilicus
what is the fundal height at 36 weeks?
at the xiphoid process
what is the fundal height at 40 weeks?
lightning, it sinks down
what is chadwick sign?
purple color at the cervix and vagina due to increases vascularity
what is goodells sign?
softening of the cervix ?
what is operculum?
the mucous plug that protects the cervix from infection
why does vaginal discharge become acidic?
to protect from infection
when does the copus luteum produce progestrone?
during 6-7 weeks of gestation only
what is colostrum?
the first milk
why does BP drop during pregnancy?
because progestrone relaxes the muscles causing a drop in the BP
how much does HR increase during pregnancy?
10-15 bpm increase
how much is the increase in cardiac output and why?
40-50% by the fifth week, to ciculate blood to the placenta
how much is the increase in blood volume?
40-50%
how much is the increase in RBCs?
30%
what is dilution anemia ?
its caused by the differnce in the amount of the RBCs and blood volume , (RBCs increase but not as much as the volume)
True Or Flase : hematocrit imcreases during pregnancy .
False