Normal Labour Flashcards

0
Q

What happens in the second stage of labour?

A

Baby is born - complete dilation to birth

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1
Q

This first stage of labour can be divided into 2 parts, what are they?

A

Latent - less than 4cm

Active - more than 4 cm

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2
Q

How long is the 1st stage of labour in nullip and miltip?

A

12 hours nullip (1cm per hour)

7 hours mulitp (2 cm per hour)

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3
Q

How long is the second atage of labour in a nullip and multip?

A

45 - 2h in nullip not be more than 2 h

15-45 mins in multip - should not be more than 1 hr

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4
Q

What happens in the third stage of labour?

A

Delivery of placenta

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5
Q

How can you aid placental delivery?

A

Syntometrine (ergometrine+oxytocin)

Gentle cord traction

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6
Q

What shape is the anterior fontanelle?

A

diamond

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7
Q

What shape is the posterior fontanelle?

A

Y shaped

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8
Q

What age does the anterior and posterior fontanelle ossify by?

A

Anterior by 2 years old

Posterior in the first few months

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9
Q

What is the line between the two fontanelle a called?

A

Saggital suture

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10
Q

What is the station of a baby?

A

How far down the head is in relation to the ischial spines

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11
Q

If the baby’s head is above the ischial spines is this a positive or negative station?

A

Negative

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12
Q

What is moulding?

A

How much overlap there is between the fetal skill bones

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13
Q

What is the caput?

A

Localised swelling on the baby’s head due to pressure of the cervix and pelvic inlet

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14
Q

In OA position, the ideal position, where would the posterior suture be?

A

Closest to mothers pubic symphysis

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15
Q

If the anterior fontanelle is in a central position what position is the baby likely to be in?

A

Brow presentation

May also feel lips and nose

16
Q

When is a VE contraindicated?

A

Premature rupture of membranes

Placenta praevia

17
Q

After the head has been delivered which movement should the midwife wait for before delivering the shoulders?

A

External rotation of the head

18
Q

How long should contractions last for?

A

40-60 seconds

19
Q

What is the average diameter of pelvic inlet?

Pelvic outlet?

A

13x11 cm

11x13 cm

20
Q

What is the smallest diameter of the fetal head?

A

9.5cm at full flexion

21
Q

At wha position does the baby’s head enter the pelvis?

A

R or L occipit transverse

22
Q

Which forceps would you use to rotate a baby?

A

Keillands forceps

23
Q

What is another name for restitution?

A

External rotation

24
Q

What is external rotation?

A

Turning outwards or away from midline

25
Q

Which forceps have both a pelvic and cephalic curve?

A

Neville Barnes forceps

26
Q

What is the maximum number of attempts to deliver a baby with forceps

A

3 contractions with traction

27
Q

Do you need to suture a first degree tear?

A

No it is only the skin that is damaged

Can suture if it won’t stop bleeding

28
Q

If a tear involves the perineal muscles but not the anal sphincter what degree is it?

A

Second degree

29
Q

Describe stage 3 tears (3a-c)

A

3a - less than 50% EAS
3b - more than 50% of EAS
3c - both EAS and IAS torn

30
Q

What is a fourth degree tear?

A

Through to anal epithelium

31
Q

What are the two most common causes of secondary PPH?

A

Infection

Retained products of conception

32
Q

At station 0 the presenting part is level with what part of the pelvis?

A

Ischial spines

33
Q

What percentage of women are resus negative?

A

15%