T1: Weeks 1-13
What specific week does the tiny heart begin to beat during the first trimester?
Week 6
What is the name of the anatomy scan that is usually performed at 20 weeks and checks the development of the baby's organs?
From week 28 until birth, the baby's size will famously do this.
Triple
For women with regular cycles, this is usually the very first sign of pregnancy.
Missed Period
What is the total number of weeks in a typical full-term pregnancy?
40 Weeks
What is the specific location where conception typically occurs?
The Fallopian Tube
At 20 weeks, the baby is often compared to the size of what fruit.
Banana
This white, cheesy substance acts as a waterproof barrier to protect the baby's skin from amniotic fluid.
Vernix Caseosa
High levels of this specific hormone are responsible for the extreme fatigue felt in the first trimester.
Progesterone
By the 20-week milestone, the fetus has double in size since the end of this period.
First Trimester
At the end of Week 10, the embryo is officially given this new medical name.
Fetus
What is the process by which soft cartilage begins to harden into bone and happens rapidly during the second trimester?
Ossification
Brain wave patterns during this trimester show REM sleep, suggesting the baby is doing this in the womb.
Dreaming
What type of light bleeding may occur in weeks 3 or 4 when the embryo attaches to the uterine lining?
Implantation Bleeding
Most babies move into this specific physical position to prepare for labour.
Head-down
What is the hormone that is detected by home pregnancy tests and is responsible for many early pregnancy signs?
hCG (Human Chorionic Gonadotropin)
During this trimester, the brain begins designating specific areas for these five things.
Five Senses (Taste, Smell, Hearing, Vision, Touch)
To navigate the birth canal safely, these parts of the baby's body are not yet fused and can overlap.
Skull Bones
While morning sickness is more famous, another common "cliche" indicator that involves sudden, intense desires for specific foods.
Cravings
This organ is one of the last to fully mature, which is the primary focus of the late third trimester.
Lungs
How much does the fetus typically weigh by the end of the 3rd month?
1 Ounce.
These specific bones are among the first to harden in the second trimester, allowed the fetus to hear.
Ear Bones
During the final weeks of pregnancy, the baby gains weight at approximately this rate per day.
1 Ounce Per Day
This is caused by hormonal shifts that affect a mother's emotional state, often occurring alongside fatigue and cravings.
Mood Swings
At week 37, how many pounds does the baby approximately weigh?
6.5 Pounds