- In percutaneous umbilical blood sampling, a blood sample is obtained from the umbilical cord to detect anemia, genetic defects, and blood incompatibility as well as to assess the need for blood transfusions.
- The period between contractions is referred to as the interval, or resting phase. During this phase, the uterus and placenta fill with blood and allow for the exchange of oxygen, carbon dioxide, and nutrients.
- The period between contractions is referred to as the interval, or resting phase. During this phase, the uterus and placenta fill with blood and allow for the exchange of oxygen, carbon dioxide, and nutrients.