North American Registry of Midwives (NARM) Practice Exam

What are the two sequential phases of the first stage of labor?

1. Early and Late

2. Latent and Active

3. Pre-labor and Active

4. Initial and Transitional

The correct answer is: Latent and Active

The correct answer identifies the two sequential phases of the first stage of labor as Latent and Active. This classification is important for understanding the progression of labor. During the Latent phase, contractions begin to occur and become more regular; this phase is often characterized by early, mild contractions that help to efface and dilate the cervix. This stage can last several hours to days and is typically less intensive. It allows for a gradual approach to labor, helping both the mother and baby prepare for the more active labor phase. In contrast, the Active phase marks a significant shift. The contractions become stronger, more frequent, and more painful, leading to quicker cervical dilation—generally from about 6 centimeters to full dilation of 10 centimeters. This phase signifies the transition into the pushing stage as the birth becomes imminent, making it crucial for healthcare providers and patients to recognize. Understanding these phases helps midwives assess the progression of labor and offer appropriate support and interventions at each stage. Thus, recognizing the distinction between the Latent and Active phases is key to effective labor management and better outcomes for both the mother and the child.