Question: Woman of 40 weeks of gestation in labor with 6 cm of dilation. Presents fetal decelerative pattern in cardiotocographic record so it is decided to perform a fetal blood microtome to assess fetal well-being. Result pH 7.22. The correct behavior is: 
 Options:  <1> Severe acidosis Caesarean section urgent. <2> Prepatological value, repeat take in 15-20 minutes. <3> Moderate acidosis, repeat take in 1-2 hours. <4> Value in normal limits, leave natural evolution of childbirth. <5> Repeat at the time, possible error in obtaining the shot.
2