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Ob Gyn > normal labor > Flashcards

normal labor Flashcards

1
Q

gravida

A

pregnancies

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2
Q

parity

A

deliveries

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3
Q

term delivery?

A

after 37 weeks

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4
Q

preterm delivery

A

20-37 weeks

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5
Q

an incr in myometrial activity resulting in effacement & dilatation of the uterine cervix

A

labor

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6
Q

mean duration of human pregnancy?

A

40 week

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7
Q

term duration?

A

36 weeks-42 weeks

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8
Q

preterm labor

A

onset before 36 complete weeks

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9
Q

postterm labor

A

onset after 42 weeks

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10
Q

is dx of labor clinical or medical

A

clinical dx

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11
Q

what phase of labor: progesterone, prostacyclin, relaxin are active in quiescence

A

phase 0

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12
Q

what phase of labor: slow, progressive structural changes of extracellular matrix

A

phase 1

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13
Q

cervical ripening occurs in what stage of labor?

A

phase 2

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14
Q

during wat stage does functional progesterone withdrawal occur?

A

phase 2

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15
Q

lightening or fetal presenting part descends in waht part of labor?

A

phase 2

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16
Q

which phase is the puerperium?

A

phase 4

17
Q

oxytocin induces states of rigid myometrium w/ constant contraction

A

phase 4

18
Q

mechanics of labor are related to what 3 P’s

A
  1. powers
  2. passenger
  3. passage
19
Q

adequate uterine activity is?

A

3-5 contractions in 10 min

20
Q

what is the passenger lie?

A

spatial relationship of fetal spine to maternal spine

21
Q

the relationship of the presenting part of the maternal ischial spines

A

station

22
Q

sacral promontory to superior aspect of pubic symphysis

A

true (obstetric) conjugate

23
Q

what is the smallest diameter of the inlet?

A

obstetric conjugate

24
Q

what is the limiting factor in the midcavity

A

interspinous diameter

25
Q

are interspinous diameters or pelvic outlet diameters of greater clinical significance?

A

interspinous diameter

26
Q

interval b/w onset of labor & full cervical dilation

A

first stage of labor

27
Q

what are the 3 phases of the 1st stage of labor

A
  1. latent phase
  2. active phase
  3. descent phase
28
Q

when is the onset of the active phase?

A

4 cm dilation of cervix

29
Q

descent phase of labor begins when

A

9-10 cm dilation of cervix

30
Q

the third stage of labor should be no longer than ____ in what type of births

A

30 min; nulliparas or multiparas

31
Q

name for the interval b/w full cervical dilatation and delivery of infant

A

second stage of labor

32
Q

third stage of labor?

A

deliver of placenta

33
Q

passive management of placenta delivery indicators (3)

A
  1. lengthening of umbilical cord
  2. gush of blood from vagina
  3. change in shape of uterine fundus
34
Q

what can actively be done to induce delivery of placenta

A
  1. oxytocin

2. controlled cord traction

Ob Gyn (33 decks)

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