Maternal Newborn Nursing
how many times mom has been pregnant
how many times mom has given birth beyond 20 weeks
Gravida # of pregnancy
Term # births 38 weeks or greater
Preterm # of births between 20-37 + 6 weeks
Abortion # of births prior to 20 weeks
Living # of babies she currently has
Age of viability
# of births 38 weeks or greater
# of births between 20-37 + 6 weeks
# of births prior to 20 weeks
termination weather spontaneous or purposeful are considered an abortion if prior to 20 weeks
# of babies she currently has born after 24 weeks (age of viability) are considered to be living.
scrutinizes the functioning and composition of the single gene
addresses all genes and their interrelationships
refers to a persons genetic makeup
referes to how the genes are outwardly expressed (eye color, hair color, height)
defined as any drugs, viruses, infections, or other exposures that can cause embryonic/fetal developmental abnormalities
Types of Teratogens
Drugs: Alcohol, ACE Inhibitors, Anti-convulsants, Narcotics, blood thinners (warfarin)
Infections: cytomegalovirous, anticonvulsantsm, Rubella, syphilis, Toxoplasmosis
Protozoan parasite found in cat feces and uncooked or reare beef and lamb.
can cause fetal demise, mental cognitive deficit, blindness
first 8 weeks most critical time
the umbilical cord consists of 2 arteries and one vein
Often referred to ___
12 Weeks development
Red blood cells produced in the liver
Fetal Heart rate can be auscultated by doppler
16 weeks development
lanugo is present on head, meconium is formed
20 weeks development
lanugo covers entire body/ brown fat is present
24 weeks development
age of viability
lung sufactant present
28 weeks development
respiratory gas exchange is possible
32 weeks development
bones are fully formed.
38 weeks development
sex characteristics prominent
40 weeks development
38 weeks considered full term. All organs and systems are fully developed.
FEATAL HEART TONES
EARLY HEAD COMPRESSIONS
LATE PLACENTAL INSUFFICIENCIES
function-acts to cushion for the fetus, provides a thermal environment, allows freedom of movement
Excessive amount of amniotic fluid.
Increased % of chromisomal abnormalities, Gastrointestinal, Neuro tube defects, cardiac insufficiency disorders.
Decreased amount of amniotic fluid <50mL or 50% of normal fluid.
Related to decrease in placental function
Clomiphene Citrate (clomid)
dosage 50-200mg/ day 3-7 days
Stimulates FSH, LH
side effects: headache, breast tenderness, insomnia, hot flashes.
the inability to conceive after 12 months of unprotected sex. 6 months in women over 35.
Male infertility factors
endocrine, spermatogenisis (failure to create sperm), sperm antibodies, sperm transport (blockage), disorders of intercourse ( erectile dysfunction, impotency)
Female infertility factors
tubal and pelvic pathology (scar tissue, blockages), ovulation dysfunction (failure to ovulate) cervical mucus factor
Iron deficiency anemia
Hemoglobin less than 11
Hematocrit less than 33
top portion of the uterus
bottom portion of uterus
the lower narrow part, or neck, the external part of the cervix interfaces with the vagina
0.4mg QID reduces the risk of neurotube defects in the first trimester.
a womans first awareness of fetal movement.
Occurs around 18-0 weeks in primagravidas
14-16 weeks in multigravidas
Presumptive signs of pregnancy
amenorrhea, N/V, Breast changes, fatigue, urinary frequency.
all of these changes can have causes outside of pregnancy
probable signs of pregnancy
Chadwicks signs, goodell's sign, hegars sign.
MELASMA -Pregnancy mask
Linea nigra - dark line that runs from the umbilicus to the pubis
Positive signs of pregnancy
auscultation of the fetal heart, 10-12 weeks gestation, observation and palpatation of fetal movement
to calculate due date
LMP - 3 months + 7 days
prenatal period. begins the first day of the last normal menstral period
first day of the last normal menstral period through 14 weeks completed
15 weeks - 28 weeks completed
29 weeks through 40 weeks completed
never been pregnant or given birth
pregnant for at least the second time