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OB EXAM 1
postpartum, reproduction, embryonic/fetal development
79
Nursing
Undergraduate 3
02/07/2012

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Term
uterine involution
Definition
return of the uterus to its pre-pregnancy size and condition
Term
sub-involution
Definition
any slowing of the descent of the uterus
Term
what causes afterbirth pains?
Definition
result of uterine contractions
Term
what hormone is involved in afterpains?
Definition
oxytocin causes uterine vessels to contract after birth= afterpains
Term
When might afterpains be exaggerated?
Definition
During breastfeeding, b/c of increased oxytocin
Term
How does involution prevent hemorrhage?
Definition
decrease in estrogen and progesterone -> uterine cells atrophy -> hyperplasia of cells reverses -> cells shrink -> smaller lumen, less blood flow
Term
3 types of lochia
Definition
rubra, serosa, alba
Term
how long does lochia rubra last?
Definition
first 2-3 days pp
Term
how long does lochia serosa last?
Definition
4th day- 10th day
Term
How long does lochia alba last?
Definition
11th day- 21st day
Term
what color is lochia rubra?
Definition
dark red
Term
what color is lochia serosa?
Definition
pinkish color
Term
what color is lochia alba?
Definition
white-ish
Term
is it normal for large clots to be present in lochia?
Definition
NO
Term
what should be assessed when assessing lochia?
Definition
type, amt, consistency
Term
why is lochia assessed?
Definition
-to determine presence of hemorrhage
-to assess uterine involution
Term
what does foul smelling lochia indicate?
Definition
INFXN, CALL DOC!
Term
What kind of effect does uterine atony have on the bladder?
Definition
has an antidiuretic effect
Term
a full bladder can cause a firm uterus to do what?
Definition
relax, which can cause hemorrhage, empty bladder!
Term
Where is the fundus on the 1st pp day?
Definition
1 cm below umbilicus
Term
how much does the top of the fundus descend per day?
Definition
1 fingerbreadth per day
Term
On what day does the fundus descend into the pelvis?
Definition
10th day
Term
Should the uterus be palpable after 10 days?
Definition
No
Term
Uterine atony
Definition
lack of muscle tone in the uterus
Term
what happens to the fundus when boggy uterus occurs?
Definition
clots form or blood flows out, fundus rises
Term
what happens to the bladder when the fundus rises?
Definition
bladder distention occurs, bladder should be emptied immediately
Term
REEDA
Definition
redness, edema, ecchymosis, discharge, approximation of suture lines
Term
What does REEDA assess?
Definition
episiotomy healing
Term
When should ice be used to treat an episiotomy/laceration?
Definition
ice a few hours after birth, on 20 min off 10, first 24 hours
Term
When can a sitz bath be used?
Definition
first few hours after birth, usually 20 min, tid, qid, or prn
Term
What stimulates lactation?
Definition
placenta expelled -> decreased estrogen & progesterone -> anterior pituitary excretes prolactin -> milk production
Term
What stimulates uterine involution?
Definition
decrease in estrogen & progesteron -> uterine cells atrophy -> hyperplasia of cells reverse -> cells shrink
Term
BBUBBLE-HE
Definition
brain, breasts, uterus, bladder, bowel, lochia, episiotomy, homan's sign, emotional
Term
What happens to the temp during the first 24 hrs pp?
Definition
-temp increases b/c dehydration and muscle exertion
-100.4 is normal for first 24
-push fluids!
Term
If pp pt has a fever after 24 hours, what should you suspect/do?
Definition
-suspect infxn
-call doc!
Term
why is postpartum diaphoresis important?
Definition
eliminates body excess fluid/waste
Term
pp diaphoresis causes what vs change?
Definition
bradycardia
Term
dvt s&s
Definition
calf pain, calf swelling, calf warmth, cramps, line up one leg
Term
pe s&s
Definition
chest pain, SOB
Term
why should pt ambulate right after c-section?
Definition
prevent clot
Term
why might a pp woman not have a bm soon after vag delivery or c-section?
Definition
-usually have bm during labor
-if bm during labor, bowel motility will not return until 2-3 days after vaginal childbirth
-if c-section assess for BS
Term
when is a rubella vaccine warranted?
Definition
if woman is not already vaccinated and titers are less than 1:10
Term
why should woman stay abstinent for 3 months after rubella vaccine?
Definition
b/c its a live attenuated vaccine
Term
When is rhogam given?
Definition
72 HOURS AFTER BIRTH
-given to woman who is rh neg, indirect coombs neg with..
-rh pos baby with direct coombs neg
Term
which trimester is most critical in development during pregnancy bc of teratogens?
Definition
2nd trimester
b/c major organ systems/main external features are developing
Term
When is the placenta fully functioning?
Definition
12th week
Term
Transport functions of the placenta
Definition
simple diffusion
active transport
facilitated transport
pinocytosis
Term
Decidua basalis
Definition
maternal portion of placenta
Term
chorionic villi
Definition
fetal portion of placenta
Term
function of chorionic villi
Definition
allow exchange of nutrients between mother and embryo/fetus
Term
function of arteries in a baby
Definition
carry dexoxygenated blood back to placenta
Term
function of vein in baby
Definition
carry oxygenated blood to fetus
Term
chorionic villi form spaces into what maternal structure?
Definition
decidua basalis
Term
ductus arteriosis
Definition
how blood returns from the superior vena cava and enters the right ventricle, bypassing the lungs
Term
foramen ovale
Definition
allows blood to bypass the pulmonary arteries and flow from the right atrium to the left atrium
Term
3 stages of fetal development
Definition
pre-embryonic, embryonic, fetal
Term
pre-embryonic
Definition
-fertilization-day 14
-cell multiplication/differentiation
Term
embryonic
Definition
-day 15- 8th week
-major organ systems develop
-main external features develop
-MOST VULNERABLE TO TERATOGENS
Term
fetal
Definition
-8th week-birth
-refining structures
-perfecting function
Term
4-8 weeks
Definition
-heart beating/circulation begins
-arm/leg buds present
-eyes/nose begin to form
Term
12 weeks
Definition
-spontaneous mvmts made
-FHT can be heard by doppler
Term
20th week
Definition
-mother begins to feel baby move (16-20 wks)
-resp mvmts
-suck&swallow fluid
-vernix
-gender is clear!
Term
24th week
Definition
-threshold of viability
-mature brain
-alveoli appear
-reddish, wrinkled skin
Term
32 weeks
Definition
-eyes opening and closing
-SQ fat
-fingernails/toenails
Term
36 weeks
Definition
-lanugo disappears
-few sole creases
-more vernix
-genitals more prominent
Term
38-40th week
Definition
-L/S ratio is about 2:1, indicates lung maturity
-smooth pink, skin, longer nails
Term
When can FHT's be heard with doppler?
Definition
12 weeks
Term
4 hormones that regulate menstrual cycle
Definition
-estrogen
-progesterone
-LH
-FSH
Term
Where are estrogen & progesterone produced?
Definition
ovaries
Term
Where are LH & FSH produced?
Definition
anterior pituitary
Term
S&S of ovulation
Definition
-elastic mucous, thin
-abdominal pain
-BBT rises
Term
what phase during the endometrial cycle causes estrogen to increase and then endometrial lining to thicken before ovulation?
Definition
proliferative phase
Term
ovarian cycle
Definition
-follicular phase-> FSH&LH cause follicle maturation and oocyte maturation-> ovulation
-luteal phase- after ovulation and ends w menstruation
Term
Endometrial cycle
Definition
-menstrual phase
-proliferative phase- endometrium restoration (day 5-ovulation)
-secretory phase- ovulation to 3 days, mature endometrium
-ischemic phase-no implantation, endometrium necrosis
Term
What hormones cause growth of ovarian follicle?
Definition
LH & FSH
Term
role of the uterus
Definition
reproduction, sperm transport, site of implantation, placentation, growth & development of fetus
Term
male hormones responsible for spermatogenesis
Definition
FSH & LH
Term
Where does implantation occur?
Definition
in the fundus
Term
what happens when pregnancy occurs outside the uterus?
Definition
ectopic pregnancy
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