You might hear dozens of new scientific words and terms each time you happen to meet your doctor. Don’t worry. They are not as complicated as they sound to you.

Terms related to Fertility and Pregnancy

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There are 5 names in this directory beginning with the letter B.
Basal Body Temperature (BBT)
A temperature reading that can be used to chart ovulation when taken every day.
Blastocyst
This stage of embryo development is achieved around 5 days after the egg is fertilized.
Body mass index (BMI)
The relationship of a person's height to weight. The formula the formula is calculated by multiplying 703 by a person's weight (in pounds) and dividing that number by the square of the person's height (in inches).
Breaking of water
The bursting of the sac holding the amniotic fluid using an instrument resembling a crochet hook with a pointy tip. Practitioners often break the waters to speed up a labor that has slowed.
Breech presentation
Fetal position in which the feet or buttocks of the baby are closest to the mother's cervix when labor begins.