1-2 Anatomy and Physiology of Pregnancy

These flashcards cover the key concepts related to the anatomy and physiology of pregnancy, including terminology, hormonal changes, and physiological updates.

What is the time between conception and onset of labor called?

Antepartum or prenatal.

What does EDC stand for in pregnancy terms?

Estimated Date of Confinement.

What does the term 'gravida' refer to?

Total number of pregnancies regardless of outcome.

What is considered a nullipara?

A woman who has not given birth after 20 weeks of gestation.

What is viability in the context of pregnancy?

The capacity to live outside the uterus, typically between 22-24 weeks.

Define 'preterm' pregnancy.

Pregnancy that has reached 20 weeks of gestation but before completion of 36 weeks.

What is Nagele’s Rule used for?

To calculate the estimated due date (EDD).

What does GTPAL stand for?

Gravida, Term, Preterm, Abortion, Living.

What hormone is the earliest biochemical marker for pregnancy?

Human chorionic gonadotropin (hCG).

What are some common respiratory changes during pregnancy?

Increased tidal volume, nasal stuffiness, and increased oxygen consumption.

What changes occur in the gastrointestinal system during pregnancy?

Slowed peristalsis leading to conditions like morning sickness, heartburn, and constipation.

What is 'Braxton-Hicks' contraction?

Practice contractions occurring after about 16 weeks of pregnancy.

What is a common change in maternal blood volume during pregnancy?

Increases by approximately 1,500 mL or up to 50% above non-pregnant levels.

What causes the edema in lower extremities during pregnancy?

Pooling of blood in the lower extremities due to growing uterus.

What is the relevance of Goodell's sign?

It indicates cervical softening, a change during pregnancy.

What dietary recommendations are made for pregnant women?

Balanced diet with increased caloric intake, and greater hydration.

What is one of the psychological changes a woman may experience during pregnancy?

Increased emotional sensitivity due to hormonal changes.