Caput succedaneum is swelling of the scalp that spreads over the entire area and can cross the suture lines because it’s generalized edema of the soft tissues. Cephalohematoma is a subperiosteal bleed that is confined to the surface of one cranial bone and does not cross sutures because the periosteum is adherent at the suture joints, keeping the collection localized. Clinically, caput is present at birth and typically resolves within a few days, while cephalohematoma may take weeks to resolve and can be associated with jaundice from red-blood-cell breakdown.

Fetal heart rate for a term fetus must stay within a normal window, not too slow and not too fast. This baseline reflects adequate oxygenation and stable autonomic control. When the rate drops into bradycardia territory, it can signal problems like compromised placental blood flow. When it climbs into tachycardia territory, it can indicate distress, infection, or other issues. The reading at the lower end of the normal window fits, showing a healthy baseline for a term baby. The other two high readings are clearly tachycardic, and the very slow reading is bradycardic, so they fall outside the normal range.

Five Ps describe the factors that influence how labor progresses: Passageway, Passenger, Powers, Psyche, and Position. Passageway covers the birth canal and pelvis; Passenger refers to the fetus, including presentation, lie, and attitude; Powers are the forces of labor—contractions and pushing; Psyche involves the mother’s emotional state and coping abilities; Position focuses on how the mother and fetus are oriented and positioned during labor, with upright or side-lying positions that can aid progress. Posture isn’t listed as one of the standard five Ps; Position is the term used to describe alignment and positioning during labor. So, Posture isn’t part of the five Ps, which is why it’s not considered among them.

Biophysical Profile is a scoring system that combines ultrasound assessment of fetal movement, tone, breathing, and amniotic fluid with the non-stress test to gauge fetal well-being. During the exam, four ultrasound-based criteria are evaluated: fetal movements (at least 3 discrete movements in 30 minutes), fetal tone (a limb or trunk movement with opening/closing of a hand), fetal breathing movements (at least one episode lasting 30 seconds or more in 30 minutes), and amniotic fluid volume (normal amount, typically indicated by a normal AFI or deepest pocket). The non-stress test monitors fetal heart rate accelerations in response to activity, with a reactive NST contributing two points. Each criterion is scored 0 or 2, giving a maximum of 10. A total of 8–10 is reassuring, 6 is equivocal, and 4 or less suggests fetal compromise that may prompt delivery or additional testing. This combined approach provides a clearer picture of fetal oxygenation and CNS function than either ultrasound or NST alone. The other options don’t fit because color Doppler alone doesn’t assess these wellbeing parameters, a maternal hormone blood test isn’t used for fetal well-being, and imaging for fetal anomalies focuses on structural defects rather than dynamic functioning and amniotic fluid assessment.