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Flashcards in normal labor Deck (34)
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1

gravida

# pregnancies

2

parity

#deliveries

3

term delivery?

after 37 weeks

4

preterm delivery

20-37 weeks

5

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

labor

6

mean duration of human pregnancy?

40 week

7

term duration?

36 weeks-42 weeks

8

preterm labor

onset before 36 complete weeks

9

postterm labor

onset after 42 weeks

10

is dx of labor clinical or medical

clinical dx

11

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

phase 0

12

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

phase 1

13

cervical ripening occurs in what stage of labor?

phase 2

14

during wat stage does functional progesterone withdrawal occur?

phase 2

15

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

phase 2

16

which phase is the puerperium?

phase 4

17

oxytocin induces states of rigid myometrium w/ constant contraction

phase 4

18

mechanics of labor are related to what 3 P's

1. powers
2. passenger
3. passage

19

adequate uterine activity is?

3-5 contractions in 10 min

20

what is the passenger lie?

spatial relationship of fetal spine to maternal spine

21

the relationship of the presenting part of the maternal ischial spines

station

22

sacral promontory to superior aspect of pubic symphysis

true (obstetric) conjugate

23

what is the smallest diameter of the inlet?

obstetric conjugate

24

what is the limiting factor in the midcavity

interspinous diameter

25

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

interspinous diameter

26

interval b/w onset of labor & full cervical dilation

first stage of labor

27

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

1. latent phase
2. active phase
3. descent phase

28

when is the onset of the active phase?

4 cm dilation of cervix

29

descent phase of labor begins when

9-10 cm dilation of cervix

30

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

30 min; nulliparas or multiparas

31

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

second stage of labor

32

third stage of labor?

deliver of placenta

33

passive management of placenta delivery indicators (3)

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

34

what can actively be done to induce delivery of placenta

1. oxytocin
2. controlled cord traction