Pregnancy Flashcards
enlarged uterus initially caused by
elevated estrogen and progesterone
enlarged uterus later caused by
mechanical pressure after first trimetser
by what point does the uterus reach the abdominal cavity
12 weeks
uterine weight increases by
10 fold
uterine capacity increases by
500-1000 x
cardiovascular changes seen by
5 weeks
what happens to heart? 7 things
enlarges, shifts upward and to left; axis changes; increase HR; increase CO; decreased vascular resistance; splitting 1st heart sound(systolic murmur)
upper respiratory changes? five things
SOB, increased secretions, swollen mucus membranes, increased epistaxis, chronic cold symptoms
what impact does progesterone have in GI system?
relaxes sphincters, leads to GERD
bowel changes
slower transit time leads to constipation
N/V treatmetn
B6 and unisom
zofran SE
heart defects and cleft palate
kidney changes
enlarge
ureter changes
dilate
what’s not uncommon to see with kidneys?
hydronephrosis (just watch for infection)
bladder changes
increases vascularity and decreases capcity
UA changes
proteinuria (not concerning unless seen with HTN)
breast changes
increased vascularity; heaviness and pain (6 weeks)
nipple and areola changes
hyperpigmented, erectile, Montogomery tubercle more prominent and raised (8-20 weeks)
when does colostrum secretion begin?
16 weeks
derm changes
linea nigra; chloasma; striae
mask of pregnancy
cholasma
MSK changes
increased lumbar lordosis; widening of pubic symphysis; loosening of SI and pubic joints
triglyceride changes
increase
total cholesterol changes
increase
LDL changes
increase
pancreas changes
fasting hypoglycemia; postprandial hyperglycemia
thyroid changes
increase in size; slight decrease in TSH
fetus dependent on maternal thyroid hormone until
12 weeks
adrenal changes
increased cortisol; increased aldosterone; ACTH
pituitary changes
increase in size; susceptible to bleeding; prolactin and oxytocin increase
dental changes
tooth sensitivity; bleeding gums; increased susceptibility to bacteria
severe gum disease is linked to
preterm labor and LBW
diagnose pregnancy with
serume or urine assay for beta-human chorionic gonadotropin
may detect pregnancy as early as X from missed period
4-7 days
US can confirm pregnancy as early as
5 weeks
Fetal heart rate at
6 weeks
GTPAL stands for
gravidity, parity (term, preterm, abortions, living children)
term pregnancy
37-42
preterm pregnancy
20-36
abortions
spontaneous or induced; before 20 weeks
no delivery
nulliparous
first delivery
primaparous
previously delivered
multiparous
EDD
Add 1 year year to first day of last menstrual period, subtract three months; add 7 days
average duration
280 days or 40 weeks
x cm per week in fundal height
1 cm
just above pubic symphysis
12 weeks
midway between pubis and umbilicus
14-16 weeks
level of umbilicus
20-22 weeks