The 5 P's of Labor
What are the 5 Ps of labor?
What are the Passenger, Passageway, Powers, Position of mother, Psychological response
What is the first step in the mechanism of labor?
What is engagement?
Which maternal system experiences increased cardiac output during labor?
What is the cardiovascular system?
What happens to fetal lung fluid during labor?
It is absorbed to prepare for breathing.
What does "LOA" stand for?
Left occiput anterior
Which "P" refers to the strength, frequency, and duration of contractions?
What is Powers?
Which movement occurs when the fetal chin tucks to the chest?
What is flexion?
What visible sign may indicate impending labor?
What is bloody show?
How is fetal heart rate affected by contractions?
It may temporarily decrease due to compression.
What is the term for the relationship of the fetal spine to the maternal spine?
What is the fetal lie?
The fetal head and presentation are part of which "P"?
What is Passenger?
What movement helps the fetus turn through the pelvis?
What is internal rotation?
What causes the "lightening" feeling before labor begins?
Fetal descent into the pelvis.
What helps maintain fetal circulation during contractions?
The umbilical cord and placenta compensate temporarily.
What is the most favorable fetal position for vaginal delivery?
What is vertex in LOA or ROA position?
Why is maternal position important during labor?
It affects comfort, circulation, and the progress of labor.
What is restitution?
Realignment of the head with the shoulders after the head is born.
Which hormone stimulates uterine contractions?
What is oxytocin?
What hormone helps initiate fetal breathing movements?
What is cortisol?
What position is associated with back labor and longer delivery times?
Occiput psoterior (OP)
What influences a woman's psychological response during labor?
Fear, anxiety, support system, and past experiences.
What is the final step in the mechanism of labor?
What is expulsion (birth of the body)?
What maternal system slows during labor to reduce aspiration risk?
What is the gastrointestinal system?
What is a reassuring fetal heart rate pattern?
Baseline 110-160 bpm, moderate variability, and no late decelerations.
What is the term for a fetus lying sideways in the uterus?
What is transverse (horizontal) lie?