MATERNAL LESSON 4 Flashcards
MATERNAL BLOOD
begins to collect IN THE INTERVILLOUS SPACE of
the UTERINE ENDOMETRIUM
12th day OF PREGNANCY
O2 and other nutrients (glucose,
amino acids, fatty acids, minerals, vitamins, and
water OSMOSES from maternal blood through
CHORIONIC VILLI into the VILLI capillaries. From
there, nutrients are transported to embryo
3RD WEEK
uteroplacental blood
flow (amount)
50ml/min in 10 week
braxton hicks-maintains
pressure in the intervillous spaces
12week
placenta measurements
-15-20 CM IN DIAMETER
* 2-3 CM IN DEPTH
* COVERS HALF OF THE UTERUS AT TERM
* 400 to 600g at TERM
NORMAL AMNIOTIC FLUID:
800-1200ml
-Reduced placental circulation
● -Leads to _______
and ______
very low maternal BP |low uterine circulation
Polyhydramnios
> 2000ml
oligohydramnios
<500ml
a loose
loop of cord around the
neck
nuchal cord
gelatinous
monopolysaccharides cord’s body and prevents
pressure
wharton’s jelly
Hypocoiling-associated
with _____
maternal HPN
Hypercoiling-associated
with ______
FETAL RESP.
DISTRESS
6 weeks initial diagnose
UTZ
UTZ use
confirms the presence, size, and location.
establishes fetus’ health, sex, presentation, position
checks complications
A combination of UTZ and non-stress test done during 26-28 weeks of
gestation.
antepartum: biophysical profile
Stress test – to be done at
32 weeks
HGH RISK (BIOPHYSICAL PROFILE)
multiple pregnancy, HPN, DM,CVD,Previous pregnancy
complication, Rh incompatability, Obesity, Pregnancy >35 years ol
FHR NORMAL & ABNORMAL
- 20min: > 2 Acceleration (2 points)
- 40min: No acceleration (0 points)
Fetal breathing NORMAL & ABNORMAL
30 secs: + rhythm ( 2points)
: - rhythm (0 points)
Fetal Body
Movement NORMAL & ABNORMAL
➢ 3 movements (2 points)
➢ No movements (0points)
Fetal Leg Movement NORMAL & ABNORMAL
- (+) extension from flexed position (2points)
- No extension (0points)
Amniotic fluid NORMAL & ABNORMAL
- index >5= (2 points)
- pocket fluid (0points)