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16 Cards in this Set
- Front
- Back
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What is the average pattern of weight gain in pregnancy?
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1st trimester: 3.5-5 lbs
2nd and 3rd trimesters: 12-15 lbs. |
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What is the role of hCG in pregnancy?
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This hormone stimulates progesterone and estrogen production by the corpus luteum to maintain the pregnancy until the placenta is developed sufficiently to assume that function.
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What is human placental lactogen?
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An antagonist of insulin; it increases the amount of circulating free fatty acids for maternal metabolic needs and decreases maternal metabolism of glucose to favor fetal growth.
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What is estrogen's role during pregnancy?
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Stimulates uterine development to provide a suitable environment for the fetus. It also helps the breasts ductal system development in preparation for lactation.
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What is the role of relaxin?
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Inhibits uterine activity, diminishes the strengthening of uterine contractions, aids in the softening of the cervix.
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What role do prostaglandins play in pregnancy?
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may be responsible for maintaining reduced placental vascular resistance.
-Decreased prostaglandin levels may contribute to preeclampsia-eclampsia. -May also play a role in the complex biochemistry that initiates labor. |
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What are presumative signs of pregnancy?
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subjective findings, suggestive, but not diagnostic of pregnancy
breast enlargement and tenderness amenorrhea fatigue urinary frequency nausea/vomiting quickening |
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What are objective (probable) signs of pregnancy?
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objective findings, more suggestive of, but not yet diagnostic of pregnancy
Goodell’s sign--softening of the cervix Chadwick’s sign--bluish mucous membranes of vagina, cervix, and vulva Hegar’s sign--softening of lower uterine segment uterine enlargement darkening of pigmentation on face, breasts, and stomach Ballottement-sudden tap on cervix may case fetus to rise in amniotic sac and then rebound positive pregnancy test Braxton-Hicks contraction--regular, painless contractions |
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What is Chadwick's sign?
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Bluish mucous membranes of vagina, cervix and vulva.
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What is Goodell's sign?
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Softening of cervix.
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What is Hegar's sign?
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Softening of lower segment of uterus.
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What are positive signs of pregnancy?
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signs emanating from fetus and noted by health care worker
observation of fetus on ultrasound fetal heart tones observed fetal movement |
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What is GTPAL?
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G = # of pregnancies
T = # of full-term births P = # of preterm births A = # of abortions (spontaneous or induced) L = # of living children |
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What is Naegal's rule?
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First day of last menstrual period, minus 3 months plus 7 days.
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What is Leopald's manuever?
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systematic palpation of the abdomen to determine fetal presentation-position, degree of fetal descent into pelvis, uterine contours
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What does Coomb's test check?
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Rh antibodies
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