9.1 Onset of Labour Flashcards

1
Q

The first stage of labour goes from what until what?

A

from onset of labour (true contractions) to 10cm cervical dilatation

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2
Q

The second stage of labour goes from what until what?

A

from 10cm cervical dilatation until delivery of the baby

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3
Q

The third stage of labour goes from what until what?

A

from delivery of the baby until delivery of the placenta

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4
Q

What is cervical effacement and dilatation?

A

getting thinner and opening up (first stage)

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5
Q

What is the “show” ?

A

the mucous plug in the cervix falling out (creates space for the baby to pass through)

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6
Q

How many phases are there in the first stage of labour?

A

3 phases in the 1st stage

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7
Q

What are the 3 phases of the first stage of labour called?

A

Latent phase
Active phase
Transition phase

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8
Q

What happens in the Latent phase?

A
cervix opens from 0-3cm at 0.5cm/hr
irregular contractions (painful)
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9
Q

What happens in the active phase?

A

cervix opens from 3cm- 7cm at 1cm/hr

regular contractions

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10
Q

What happens in the transition phase?

A

cervix opens from 7cm- 10cm at 1cm/hr

regular and strong contractions

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11
Q

What are Braxton-Hicks contractions?

A

occasional, irregular contraction during the second and third trimester (temporary cramping / tightening)

do not indicate on set of labour (and do not progress or become regular)

stay hydrated and relaxing can help

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12
Q

What are 4 signs of labour / onset of labour?

A
  • show (mucous plug of cervix)
  • rupture of membranes
  • regular, painful contractions
  • dilating cervix on examination
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13
Q

NICE guidelines, what constitutes a latent first stage?

A
  • painful contractions
  • effacement and dilatation up to 4cm

(different from latent phase)

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14
Q

NICE guidelines, what constitutes an established first stage?

A
  • regular painful contractions

- dilated cervix 4cm and above

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