Final answer:
For a precipitous birth, pant-pant-blow breathing is recommended to manage rapid contractions, prevent hyperventilation, and help the woman maintain focus and control during labor.
Step-by-step explanation:
In the case of a precipitous birth, the recommended type of breathing for the woman is (c) pant-pant-blow breathing. This technique involves taking two short breaths (pant-pants) followed by a longer exhale (blow) and is often used to manage the intensity of rapid contractions. The panting parts are quick and shallow, serving to distract and help cope with the contraction, while the blowing part is longer and helps to prevent pushing before it's time and to encourage relaxation. This breathing pattern is primarily used to decrease the risk of hyperventilation and to enhance the mother's focus and control during the birthing process.
Precipitous labor, which is rapid labor that lasts fewer than three hours from the commencement of contractions to delivery, requires careful management of breathing to ensure both mother and baby remain safe and as comfortable as possible. This breathing technique would also help the woman conserve energy and remain calm during the swift progression of labor. Deep abdominal breathing could be used in the early stages of labor for relaxation, but as labor progresses rapidly, pant-pant-blow breathing is more effective.