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maternity nursing
test #1
58
Medical
Undergraduate 1
03/10/2007

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Term
Bartholin's
Definition
vulvovaginal glands~glands secrete a clear, thick, alkaline mucus that enhances viability and motility of sperm deposited in vagina
Term
estrogens
Definition
control the development of female secondary sex characteristics: breast dev, widening of hips, deposits of fat tissue; amt. greatest furing proliferative phase of menstrual cycle
Term
progesterone
Definition
greatest amts during secretory phase of menstrual cycle; Hormone of pregnancy because effects on uterus allow pregnancy to be maintained; cervix secretes thick, viscous mucus, breast tissue increases in size and breasts prepare for lactation
Term
follicular phase
Definition
days 1-14; lining is repaired & epithelial tissue builds up; under influence of FSH and LH
Term
Luteal phase
Definition
days 15-28; uterine lining prepares for pregnancy, blood supply inc due to hormone production
Term
cycle of menses
Definition
day 1-7 is high amts of FSH---FSH stim ovarian follicles to prod estrogen---inc estrogen causes ant pit gland to prod LH---LH causes ovulation (ovulation cannot occur w/o LH)---ovulation causes corpus luteum to prod huge amts of progesterone; if implantation does not occur w/in 7-10 days, corpus luteum stops prod progesterone
Term
menorrhagia
Definition
excessive profuse flow during menses; may be ca or tumors~~~
NSAIDS are used to treat this because they inc vasoconstriction; do not use aspirin because use will inc bleeding; need endometrial bx
Term
hypermenorrhea
Definition
abnormally long period
Term
umbilical cord
Definition
2 arteries (carry blood to chorionic villi from embryo); 1 vein (returns blood to embryo)
Term
ductus venosus
Definition
shunts most blood into inferior vena cava; empties directly into fetal vena cava
Term
3 trimesters
Definition
week 1-13 1st trimester
week 14-26 2nd trimester
week 27-40 3rd trimester
Term
antepartal to prenatal
Definition
conception to labor
Term
perinatal to intrapartal
Definition
onset of labor to delivery
Term
post partum
Definition
delivery of placenta to 6 weeks
Term
antepartal visit schedule (office)
Definition
Q month (4 wks) -1st 28 weeks
Q 2 wks until 36 weeks
Q wk after 36 weeks until delivery
Pt. education is an integral part of each visit
Term
GFPAL
Definition
G-inc. current (sometimes total)
F-full term pregnancies
P-premature >20 wks, <37 wks
A-abortions/ miscarriage <20 wks
L-living children
Term
HgA1C
Definition
screening for gestational diabetes;
blood glucose monitoring or fasting blood sugar 24-28 wks.
Term
ultrasound
group B strep
alphafetoprotein
Definition
6-10 weeks
35-37 wks
16-20 wks
Term
average weight gain
Definition
1st tri 3-5 lbs.
2nd tri 12-15 lbs.
3rd tri 12-15 lbs.
Term
Chadwick's sign
Definition
bluish discoloration of cervix (presumptive S/S of pregnancy)
Term
Goodell's sign
Definition
softening of uterus (probable S/S of pregnancy)
Term
Hegar's sign
Definition
softening of the isthmus of the uterus (lower uterine segment) using a vaginal exam
Term
Ballottement
Definition
(16-18 wks) passive fetal movement elicited when the examiner inserts two gloved fingers into vagina & pushes back cervix~examiner feels rebound of fetal body
Term
progesterone deprivation theory
Definition
causes of onset of labor; progesterone secreted by corpus luteum, then by placenta; maintains preg; prog dec, estro inc (at end of preg)
Term
prostaglandin theory
Definition
formed by uterine decidua(esterogen stimulates this); stim uterine contractions(we use prostaglandins to induce labor & ripen cervix)
Term
5 P's
Definition
powers, passenger, passageway, psyche, position
Term
powers
Definition
uterine contr. involuntary, occur intermittently; uterus needs relaxation for recovery from bl supply;
upper seg contracts(fundus)
Lower seg relaxes
Maternal bearing down
Term
duration
Definition
from start of contr to end of contra(same)
Term
frequency
Definition
beginning of contra to beginning of next contra
Term
intensity
Definition
strength during acme; measure manually for ex. mild feels like chin; moderate feels like bridge of nose; strong feels like forehead
Term
3 types of contractions
Definition
increment(longest)
acme
decrement
Term
anterior fontanel
posterior fontanel
Definition
lg diamond shape(bregma)~~closes 18 mo.
smaller, triangle shape(occiput is beneath post fontanel~~closes 3 mo.
Term
transverse measurement
Definition
biparietal-9.25cm(largest)
bitemporal-8cm(smallest)
Term
fetal lie
Definition
way the baby is lying in mom;
relationship of fetal back to maternal back (longitudinal or transverse)
Term
fetal attitude
Definition
relation of fetal parts to one another; flexion--head is flexed forward w/chin almost resting on chest w/ arms & legs flexed.
Term
presentation
Definition
cephalic(head)
vertex(normal, but could be face/brow)
breech(full, frank, footling)
shoulder(transverse lie)
Term
vertex presentation
Definition
chin to chest
occiput is presenting part
suboccipitobragmatic presents to maternal pelvis
Term
stages of labor
Definition
dilation-cervix dialates 1-10 cm
expulsion-from complete dilation to birth of infant
placental-from birth of infant to del. of placenta
first 4 hrs. after feeding(breastfeeding)
Term
APGAR
Definition
A-appearance
P-Pulse
G-Grimace(reflex irritability)
A-Activity(muscle tone)
R-Respiratory Effort
2 pts for each=10 total
Term
pelvic inlet assessment
Definition
via diagonal conjugate(an external exam)
measures dist between sacral prominitory & lower margin of symphysis
If >11.5 cm, inlet assumed OK
Term
pelvic outlet assessment
Definition
biischial diameter(between ischial tuberosities);
external exam;
IF >8cm, outlet considered OK;
transverse dim of outlet
Term
true conjugate
Definition
Post aspect of symphysis
to estimate true conjugate, subtract 1.5-2cm from diagonal conjugate;
EX. 11.5-2=9.5(true conjugate)
Term
bloody show
Definition
blood-tinged vaginal discharge~~usually means mucous plug has passed
Term
first stage of labor
Definition
*latent phase(0-3cm of dilation;
*active phase(4-7cm of dilation);
*transition phase(8-10cm of dilation)
Term
prolactin
Definition
for production of milk in acini cells
(anterior pituitary)
Term
oxytocin
Definition
stim uterine contractions and "letdown reflex" (posterior pituitary)
Term
relaxin
Definition
from corpus luteum/placenta; prevents uterine contractions; relaxation of pelvic bones for delivery
Term
leukorrhea
Definition
mucous discharge that forms mucous plug- prevents ascending infections~~~do not douche
Term
uterine souffle
Definition
heard over symphysis pubis synchronous with maternal heartbeat from inc blood flow
Term
funic souffle
(fetus(f))
Definition
soft blowing sound heard over umbilical cord & synchronous with fetal heartbeat
Term
chloasma
Definition
"mask of pregnancy"; worse in sun, mask will fade after delivery
Term
normal hematocrit=38-47
Definition
pregnancy hematocrit=33-34;
hgb 1st tri=11.6;
hgb 3rd tri=12.5
Term
ptyalism
Definition
inc saliva; astringent mouth, chew gum, support
Term
pyrosis
Definition
heartburn;
esophageal reflux; avoid eating & reclining/elevate HOB; small freq meals/low fat; avoid caffeine
Term
danger signs of pregnancy
Definition
*visual changes; *sudden, severe cont headaches; *edema(non-dependent); *rapid wt gain; *ab or epigastric pain;
*S/S of infection; *vag bleeding/drainage; *persistant vomiting; *musc. irritability/seizures; *absence or dec in fetal movements
Term
early deceleration
Definition
fetal head compressed, cerebral bl flow dec=vagal stimulation; onset occurs before onset of uterine contraction; NO intervention
Term
late deceleration
Definition
caused by uteroplacental insufficiency resulting from dec bl flow & oxygen transfer to fetus during uterine cont; onset of deceleration occurs after onset of the uterine cont; uniform shape, requires nursing intervention
Term
variable deceleration
Definition
occur when umbilical cord becomes compressed, thus reducing bl flow between placenta & fetus; onset varies in timing with onset of uterine cont & variable in shape; requires nursing intervention
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