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135 Cards in this Set
- Front
- Back
Ovum fertilized with a sperm thru 1st week of prenatal life
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zygote
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12-16 cell division
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morula
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Embryo: from ____ to _____
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implantation-8wks
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Blastocyst: inner and outer cell masses.
inner-->_____ outer--> ______ & _______ |
fetus
placenta & membranes |
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where does the blastocyst implant?
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into fundus of uterus
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Fetus: from ____ (____) to ____
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8 complete weeks (9weeks) to delivery
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when does the fetus become viable? (when can the fetus survive?)
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24 weeks
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How long is the first trimester?
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1-12/14 weeks
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how long is the second trimester?
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12/14-28 weeks
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how long is the third trimester?
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28 weeks to term
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what the the presumptive signs of pregnancy?
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-amenorrhea (lack of menstruation)
-n/v -urinary frequency -breast tenderness / enlargment -fatigue -quickening |
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what does quickening mean?
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mother's perception/sensation of fetal movement
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are presumptive signs objective or subjective?
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subjective
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for multips (women that have given birth before, when does the women feel quickening?
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16-18 wks
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for primips (first pregnancy), when does the women feel quickening?
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18-20 wks
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painless uterine contractions:
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braxton-hicks
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whooshing sound auscultated over uterine artery/same as Mom's pulse
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uterine souffle
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softening of the cervix
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goodell's sign
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softening of uterine isthmus- the neck/area between the lower uterus and upper cx
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hegar's sign
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blue/purplish discoloration of cx and vagina
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chadwick's sign
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the examiner taps lower uterine segment sharply, feels fetus moving in amniotic fluid.
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ballottement
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when is ballottement possible?
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16-20 wks
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probable signs of pregnancy are objective or subjective?
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objective
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when does urine pregnancy test become positive?
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10-14 days after 1st missed period
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when is the best time during the day to take a urine pregnancy test for adequate concentration?
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early a.m.
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any ______ in urine will give a false positive (pregnancy test)
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bld
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how long does it take for a serum pregnancy test become positive?
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within a few days of implantation
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how accurate is a OTC UCG pregnancy test?
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97% accurate
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this type of pregnancy test is based on antigenic properties og hCG:
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immunoassay tests
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after this trimester, all organs are formed
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first
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when is goodell's sign seen?
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2nd month of pregnancy
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_________<37 wks gestation
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preterm
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_________=38-42 wks gestation
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fullterm
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This is a stage of really rapid growth...most susceptible to bad environment at this time (smoking)
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embryo
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Sonographic visualization of fetur: (+) dx at ___wks with ____ _____
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6
cardiac activity |
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Sonographic visualization of fetur: you can see gestational sax at ____-____wks
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5-6
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Braxton-hicks contractions: occur throughout pregnancy, beginning at _____________
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end of 1st trimester
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bluish color of cervix:
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chadwick's sign
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softening of the cervix:
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goodells sign
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softening of the cervial isthmus
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hegar's sign
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Ovarian changes: ______ ceases and the corpus luteum maintains ____ and ____ until 10-12 wks
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ovulation
estrogen progesterone |
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what 3 things cause the breast to grow?
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estrogen
progesterone increase in adipose tissue |
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blood volume increases by ____-____%
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45-55
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what is supine hypotension caused by?
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pressure on vena cava when lying supine
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with supine hypotension a woman experiences: (3)
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pallor
dizziness feeling clammy |
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with supine hypotension, the nurse should encourage:
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Left lateral position
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No supine position after ____ wks gestation
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20
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b/p decreases ___-___ wks then returns
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24-32
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Pregnancy lab values: almost everything increases except _______.
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H&H
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"mask of pregnancy" is called:______. It is when the cheeks nose and forehead are red
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chloasma
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reddish, wavy, depressed streaks
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striae
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where does striae occur?
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abd, breasts, thighs
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what is striae caused by?
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reduced connective tissue strength due to increased adrenal steroid levels, genetics
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striae turn what color after delivery? will they go away?
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silver/white
no, they're permanent |
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small, bright red elevations of skin radiating from a central body.
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vascular spider nevi
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where does vascular spider nevi appear?
5 |
chest, neck, face, arms and legs.
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what is the clinical significance of vascular spider nevi?
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none; often disapper with delivery
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redness and itching of palms due to elevated estrogen
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palmar erythema
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palmar erythema is common with _______ & ________, and disappears with delivery
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Caucasians
african americans |
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______________ occurs which causes darkening of the nipples, vulva and aerolas
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hyperpigmentation
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the accentuated lumbar curve is a musculo skeletal adaptation called:
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lordotic posture
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sacroiliac, sacrococcygeal and pubic joints relax in latter part of pregnancy due to ____________
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hormonal changes
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slight separation of what is common (musculoskeletal)
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symphysis pubis
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rectus abdominis muscle separates
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diastasis recti
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if separation is severe and muscle tone isn't regained during post partum, there will not be adequate support during future pregnancies and abd will appear pendulous, ____ ____ possible
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umbilical hernia
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pregnant mother should increase calories by
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300/day
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pregnant mother should increase protein to
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60gm/d
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pregnant mother should increase iron to
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30mg/deciliter
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pregnant mother should increase calcium to
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1000mg/day
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pregnant mother should increase folic acie to
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400mcg/d-1mg/d
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___% pregnancies unplanned and range of emotional responses in part reflects that
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52
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African americans, mexican americans and native americans see pregnancy as
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state of wellness
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_________ don't name a baby prior to its birth
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orthodox jews
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asian families see pregnancy as a normal process but also time of
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anticipation and anxiety.
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with hindu women, pregnancy is considered a "___ ___" so they eat _____ ___ to counterbalance
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hot time
cool foods |
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mexicans may be concerned about ___ ___ which is related to evil spirits, that can enter the body and cause harm to the fetus
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mal aire (bad air)
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asian women: ____ foods after birth since pregnancy is considered a ____ state
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hot
cold |
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vietnamese women are warned to avoid:
1. 2. 3. in order to avoid evil spirits |
funerals
places of worship streets at noon and 5pm |
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Maternal response: 1st trimester.
Task: _______&_________ |
acceptance and validation
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Emotions during the 1st trimester: (4)
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-uncertainty/denial
-ambivalence/surprise -focused on self -anxiety |
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Maternal response: 2nd trimester.
Task: __________ |
accepting the baby
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emotions in the 2nd trimester
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-physical evidence
-focused on fetur -narcissism -introversion -body image -sexuality |
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maternal response: 3rd trimester.
Task: _______ |
preparation for parenthood
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emotions during the 3rd trimester:
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vulnerability
increasing dependence preparation for birth anxiety |
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Psychological tasks of pregnancy: (4)
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- ensuring safe passage
- seeking acceptance - learning to give of oneself - committing herself. |
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_________ syndrome:
-common in primitive cultures -father does mock labor & confinement -experience physical symptoms of pregnancy -n/v, backache, fatigue, increase appetite, heartburn, h/a, irritability |
couvade
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imagining the fetus is an independent, self reliant child is:
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abnormal acceptance of pregnancy
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If sibling is in a crib, move to a bed how long before birth of new child?
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3 mos before delivery
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If the sibling is ready for potty training, dont start until
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several months before of after birth
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with adolescent pregnancies, there is an increased incidence of:
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preterm births
low birth weight PIH (preg. induced htn), iron deficiency anemia, cepahlopelvic disproportion (pelvis isn't big enough) , std's, smoking, drug use |
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with the adolescent pregnancy, who is usually told first?
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the mother of the pregnant girl
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teen usually wants who present for the birth?
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mother
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Estimated due date: Nagele's rule:
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LMP - 3mo + 7 days
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___________: # of times pregnant
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gravida
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____: # of pregnancies >20 wks
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para
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38-42 weeks is considered:
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term births
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< 38 wks:
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preterm births
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Scheduling of prenatal visits:
Until 28 wks: |
every 4 wks
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Scheduling of prenatal visits:
28-36 wks: |
q2wks
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Scheduling of prenatal visits:
36wks to delivery: |
every week
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________: woman who is pregnant for the 1st time
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primigravida
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_______: woman who has completed 2 or more prenancies past the point of viability
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primipara
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__________; woman who has had 2 or more pregnancies
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multigravida
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_____;woman who has completed 2 or more pregnancies past the point of viability
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multipara
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G TPAL stands for
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gravida
term preterm abortions living children |
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common discomforts of the first trimester:
(8) hnfnubpl |
h/a
n/v fatigue nasal stuffiness/epistaxis urinary freq breast tenderness ptyalism leukorrhea |
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white vag d/c.
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leukorrhea
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if a woman has ptyalism, teach them:
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decrease carb intake
chew gum/hard candies |
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excess saliva=
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ptyalism
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common discomforts of 2nd and 3rd trimester: (12)
hdvhcfblfsir |
heartburn
dependent edema varicose veins hemorrhoids constipation flatulence backache leg cramps faintness sob insomnia round ligament pain |
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what 5 categories of teratogenic substances are there?
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abcdx
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with this category of tertogenic substances, there is a positive evidence of risk
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d
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with this category of tertogenic substances, there is adverse effects w/o study or no studies available. Only given if benefit outweighs the risk
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C
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with this category of tertogenic substances, there is no fetal risk documented
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B
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with this category of tertogenic substances, there is no known risk
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a
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with this category of tertogenic substances, there is a demonstrated risk, CI
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X
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pregnancy warning signs:
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-vag bleeding
-4 or more pains/hr -leakage of fluid -decreased fetal movement -swelling of face/hands -blurred vision, spots before eyes -chills/fever -painful urination -persistant vomiting |
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aspiration of amniotic fluid containing fetal cells
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amniocentesis
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excessive amt of amniotic fluid removed by amniocentesis:
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polyhydramnios
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how does polyhydramnios occur?
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if placenta is producing too much amniotic fluid or if fetus isn't ingesting enough
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polyhydramnios is done for
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comfort, not curactive
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when is polyhydramnios done?
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after 14th wk (15-16wks optimal)
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what are some maternal risks for polyhydramnios?
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-hemorrhage
-infection -labor -abruptio placenta -damage to intestines/bladder -amniotic fluid emboli-rh isoimmunization with rh incompatability |
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fetal risks with polyhydramnios?
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-death
-hemorrhage -infection -injury from needle -abortion -premature labor -leakage of amniotic fluid |
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why is an amniocentestis done?
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to detect chromosomal abnormalities
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with the amniocentestis, if there is a presence of phosphotidiglycerol (PG) this means
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lungs are mature
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With the non stress test, the pt. should sit how? And why?
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in a reclining chair or in semi fowlers
to avoid supine hypotension |
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this is a device which sneds sounds to the fetus and is used to stimulate fetal heart.
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vibroacoustic stimulation test
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fetus is monitored for 5 minutes prior to sound source being placed on maternal abdomen over fetal head:
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vibroacoustic stimulation test
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With this test, endogenous oxytocin is produced in response to stimulation of breasts or nipples.
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nipple stimulated stress test
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warm moist washcloths to both breasts for several minutes. Roll one nipple at a time until contraction.
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nipple stimulated stress test
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contraction stress tests determine:
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fetal well being
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3 types of contraction stress tests:
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natural UC's
nipple stimulation oxytocin challenge test |
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with this test, oxytocin (pitocin) is given in low doses IV until adequate UCs
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oxytocin challenge test
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what is a risk of the oxytocin challenge test?
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hyperstimulation (contractions lasting more than 90 seconds or more frequently than every 2 minutes)
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