Quizzes

What Do You Know About Pregnancies?

This quiz is designed for sharp, experienced minds who appreciate nuance and depth. Some questions may surprise you. Others may challenge long-held assumptions. Ready to test your knowledge of the science, history, and mysteries of pregnancy?

Shai K. 2/19/2026

Pregnancy is one of the most extraordinary biological processes in human existence - a complex orchestration of hormones, anatomy, genetics, culture, and medical advancement. Yet beyond the basics lies a world of fascinating details: ancient diagnostic methods, rare obstetric phenomena, medical breakthroughs, and biological marvels that most people never learn. This quiz is designed for sharp, experienced minds who appreciate nuance and depth. Some questions may surprise you. Others may challenge long-held assumptions. Ready to test your knowledge of the science, history, and mysteries of pregnancy?

Which hormone is primarily responsible for maintaining the uterine lining during early pregnancy before the placenta fully takes over?

Estrogen

Progesterone

hCG

Prolactin

Morning sickness most commonly occurs during which trimester?

First

Second

Third

All of them

Quickening typically refers to...

First detectable heartbeat

First ultrasound visualization

First felt fetal movement

Cervical dilation

In which year was the first successful IVF birth achieved?

1985

1978

1955

1936

Pregnancy is usually dated from...

The day of conception

The first day of the last menstrual period

The first ultrasound

The day implantation occurs

The baby’s heartbeat can usually be heard by Doppler around:

6 weeks

8 weeks

12 weeks

24 weeks

Which substance is especially recommended before and during early pregnancy to prevent neural tube defects?

Vitamin C

Vitamin D

Iron

Folic acid

“Braxton Hicks” contractions are...

Signs of true labor

Cervical tears

False labor contractions

Placental movements

What is the average weight of a full-term newborn?

7-8 pounds (3.2-3.6 kilos)

4–5 pounds (1.8-2.2 kilos)

5–6 pounds (2.2-2.7 kilos)

9–10 pounds (4-4.5 kilos)

Which of the following is considered a common physical change during pregnancy?

Decreased blood volume

Slower heart rate

Increased blood volume

Lower body temperature

Which trimester is typically associated with the most rapid fetal growth?

First

Second

Third

There is no such trimester

What is the medical term for severe nausea and vomiting during pregnancy?

Preeclampsia

Hyperemesis gravidarum

Gestational anemia

Placenta previa

After delivery, the uterus gradually returns to its pre-pregnancy size in a process called...

Involution

Contraction therapy

Restoration

Regression

The Amniotic fluid is primarily composed of what in later pregnancy?

Maternal plasma

Cervical mucus

Placental secretions

Fetal urine

What rare phenomenon describes twins conceived at different times during the same cycle?

Superfetation

Polyhydramnios

Superfecundation

Monozygosity

Getting There

Pregnancy involves many moving parts — and even people with firsthand experience don’t always know the terminology. If this stretched you a bit, that’s perfectly normal. Now you’ve filled in some useful gaps and have a clearer picture of how this remarkable process unfolds.

Well-Informed

You’ve got a solid understanding of pregnancy fundamentals. A few details may have slipped through the cracks, but overall you grasp the major milestones and common terminology. With just a little refresher reading, you’d be confidently in expert territory.

Pregnancy Pro!

You clearly have strong, practical knowledge of pregnancy and childbirth. Whether through personal experience, careful observation, or lifelong curiosity, you understand both the timeline and the key changes that occur. You likely feel comfortable discussing pregnancy basics and could confidently support someone navigating it.