OB

Question 0

Stage 1 active phase

Answer 0

> 1.2

>1.5

Question 1

Stage 1 latent phase

Answer 1

<14 hours

Question 2

Stage 2 descent

Answer 2

<1 hr

+1 if epidural

Question 3

Stage 3 expulsion

Answer 3

<30 min

Question 4

Trisomy 21

Answer 4

Decreased AFP, estriol, inhibin a

Increased beta hcg