What should be monitored closely when a client is in the transition phase of labor?

In the transition phase of labor, the fetal heart rate should be monitored closely due to the significant physiological changes occurring for both the mother and the baby. During this phase, which is the final segment of the first stage of labor, contractions become more intense and frequent, which can lead to increased stress on the fetus. Monitoring the fetal heart rate allows healthcare providers to assess the baby's well-being, detect any signs of fetal distress, and respond promptly if any abnormalities are identified.

This phase is characterized by a rise in the mother's anxiety and emotional intensity, but while emotional state is important, it is the fetal heart rate that provides direct insight into the fetus's condition during this critical time. Similarly, while contraction frequency and maternal pulse are important aspects of maternal monitoring, they do not provide as immediate or critical information regarding the fetus, making fetal heart rate monitoring the priority in ensuring both maternal and fetal safety during labor.