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OB > oB exam 3 > Flashcards

oB exam 3 Flashcards

1
Q

> 3mm could indicate genetic disorder on what scan

A

nuchal translucency scan

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2
Q

when can an amniocentesis be performed

A

after 14wks

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3
Q

excessive amniotic fluid

A

polyhydramnios

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4
Q

cause: unknown, may be r/t DM or twin-to-twin infusion

A

polyhydramnios

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5
Q

decreased amniotic fluid that may be caused by fetal anomalies or PROM
- fetal anomolies associated w/ poor kidney function, PROM

A

oligohydramnios

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6
Q

tx oligohydramnios

A

amnioinfusion or LR into amniotic sac

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7
Q

T/F: obesity decreases ability for mother to sense fetal movements/kicks

A

T

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8
Q

includes NST, fetal breathing movement, fetal muscle tone, amniotic fluid volume

A

biophysical profil (BPP)

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9
Q

2 eggs fertilized, fraternal twins

A

dizygotic

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10
Q

one egg fertilized & then split into 2, identical twins

A

monozygotic

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11
Q

unusually acute nausea & vomiting

A

hyperemesis gravidum

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12
Q

what can hyperemesis gravidum lead to?

A

malnutrition, electrolyte imbalances, wt loss

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13
Q
  • occurs before 20wks GA
  • normally result of chromosomal abnormalities
  • evaluate for bleeding, cramping, passage of tissue
A

spontaneous abortion

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14
Q

pregnancy occurring outside of uterus, most commonly the fallopian tube

A

ectopic pregnancy

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15
Q

what is a possible complication if an ectopic pregnancy isnt treated?

A

fallopian tube rupture

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16
Q

what to do with a suspected miscarriage

A

watchful waiting

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17
Q

this med stops cell division, tx for ectopic pregnancy

A

methotrexate

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18
Q

HTN &/or stable/pre-existing proteinuria prior to 20wks GA & persisting after 12wks PP

A

chronic HTN

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19
Q

development of preeclampsia or eclampsia in pt w/ chronic HTN

A

superimposed preeclampsia or eclampsia

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20
Q

systolic BP >140 &/or diastolic BP 90+ without proteinuria or s/s end-organ dysfunction after 20wks GA

A

gestational HTN

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21
Q

development of convulsions or coma in preeclamptic pt

A

eclampsia

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22
Q

this medication lowers seizure threshold, tx preeclampsia; reduces CNS irritability caused by cerebral edema

A

magnesium sulfate

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23
Q

140/90mmHg+ on 2 occassions at least 4h apart & proteinuria OR other organs effected

A

preeclampsia

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24
Q

during seizure:

A

tun on side (aspiration), O2 admin

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25
Q
  • severe headache that won’t go away w/ meds
  • swelling of face/hands
  • wt gain 2lb+ in 1 wk
  • difficulty breathing, gasping, panting
  • nausea after mid-pregnancy
  • changes in vision
  • RUQ abdominal pain/shoulder pain
  • increased DTR
A

preeclampsia s/s

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26
Q

want serum mg to be:

A

4-7

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27
Q

mag reversal agent

A

calcium gluconate

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28
Q

HELLP syndrome

A

hemolysis, elevated liver enzymes, low platelets

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29
Q

GDM

A

maternal body not able to keep up with demands

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30
Q

when do you screen for GDm?

A

24-28wks

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31
Q

if BG is over _____, further testing is indicated

A

130

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32
Q

DM diagnosed during pregnancy & diet controlled

A

A1

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33
Q

DM diagnosed during pregnancy requiring medication

A

A2

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34
Q

if a GDm pt is getting a c-section, can she take her AM insulin?

A

no

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35
Q

how does the baby react to DKA?

A

metabolic acidosis, death

36
Q

what disease can be transferred to fetus?

A

herpes

37
Q

tx of syphilis

A

penicillin G

38
Q

may block birth canal, vaccine available

A

HPV

39
Q

tx trichomonas

A

flagyl

40
Q

painless, premature dilation of cervix in 2nd trimester pregnancy in absence of contractions

A

cervical insufficiency

41
Q

tx cervical insufficiency

A

maternal progesterone, cervical cerclage

42
Q

cervical canal narrowed after suture placement, must unstitch around 36wks; labor often soon after removal

A

cervical cerclage

43
Q

use this to minimize maternal supine hypotension

A

wedge

44
Q

where do you perform CPR on pregnant client

A

higher on chest

45
Q

normal bacteria that can colonize in vagina, asymptomatic mom

A

GBS

46
Q

when do your get swabbed for GBS

A

35-37wks

47
Q

how would baby get exposed to GBS in labor?

A

while coming down vaginal canal

48
Q

want to delivery baby within ___ hr PROM

A

24

49
Q

promote lung maturity, prevent brain bleed, prevent necrotizing enterocolitis, prevent neonatal death

A

corticosteroids

50
Q

these drugs kill contractions

A

tocolytics

51
Q

tocolytics may be used for ____ hrs to allow for full course corticosteroids admin

A

48

51
Q

tocolytics may be used for ____ hrs to allow for full course corticosteroids admin

A

48

52
Q

give corticosteroids ___x 24h apart to prevent baby from having problems

A

2

53
Q

this specific medication is given maternally for fetal lung development
- not used after 34wks

A

betamethasone

54
Q

when treating preterm labor, what medication can be given to extend pregnancy?

A

progesterone

55
Q

this medication can help protect fetus from cerebral palsy

A

magnesium sulfate

56
Q

infection of amnion, chorion, or both

A

chorioamnionitis

57
Q

s/s:
- EFM tachycardia
- fould smelling discharge
- elevated WBC
- FEVER

A

chorio

58
Q
  • admin vaginally or orally
  • CI women previous c-section due to risk of uterine rupture
  • monitor for uterine tachysystole
  • cervical ripening agent
A

misoprostol

59
Q
  • causes release of own prostaglandins to mechanically ripen cervix
A

balloon catheter

60
Q

dosing oxytocin

A

1mu/min = 1mL/h

61
Q

placental tissues overlies the internal cervical os (cervical opening)
- placenta attached ot where opening is

A

placenta previa

62
Q

what type of bleeding is placenta previa associated with?

A

bright red vaginal bleeding

63
Q

T/F: vaginal delivery is indicated for placenta previa

A

F

64
Q

premature detachment of placenta from uterine lining, mild or severe

A

placental abruption

65
Q
  • dark red bleeding
  • knife-like pain
  • uterine tenderness
  • contractions
  • hard/rigid uterine tone
  • decreased fetal movement/activity
A

placental abruption

66
Q

pathologic activation clotting cascade resulting simultaneously in blood clots, platelets & clotting factor depletion, therefore bleeding

A

DIC

67
Q

contractions happen in middle of uterus, causing no downward pressure (non-laboring contractions)

A

hypertonic

68
Q

weak contractions w/ not enough power

A

hypotonic

69
Q

too many contractions

A

tachysystole

70
Q

interventions for ineffective pushing

A

laboring down, allow rest before 2nd stage, educate & encourage

71
Q

labor lastig <3h

A

precipitous labor

72
Q

maternal pelvis smaller than body

A

cephalopelvic disproportion

73
Q

baby head is stuck halfway out, unable to be oxygenated

A

turtle sign

74
Q

hyperflexion of hip to bring knees back toward laboring woman

A

mcrobert’s maneuver

75
Q

woman moved onto hands & knees

A

gaskin maneuver

76
Q

downward pressure just above pubic bone in an attempt to rotate anterior shoulder

A

suprapubic pressure

77
Q

aid fetal descent & delivery

A

forceps-assisted birth

78
Q

used in someone w/ cardiac disease who cannot push, baby is in distress

A

forceps-assisted delivery

79
Q
  • lower maternal injury than forceps, risky to neonate
  • only can have 2x popoffs
A

vacuum-assisted delivery

80
Q

trial of labor after c-section

A

TOLAC

81
Q
  • sudden category II or III FHR
  • fetal station change
  • weakening CTXs
  • abdominal pain
  • vaginal bleeding
  • hematuria
A

uterine rupture

82
Q

tx prolapsed cord

A

presenting part held off cord until can get c-section

83
Q

amniotic fluid enters maternal circulation

A

amniotic fluid embolism

84
Q
  • dyspnea
  • cyanosis
  • tachycardia
  • shock
  • seizures
  • hypotension
  • DIC
A

amniotic fluid embolism

OB (5 decks)

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