placenta
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
All newborns lack vitamin K. No matter how much vitamin K a mother consumes, it doesn’t sufficiently pass through the placenta, and breast milk contains only small amounts.
From Salon • May 7, 2026
Previous research has detected microplastics in nearly every organ, as well as in bodily fluids and even the placenta.
From Science Daily • Feb. 25, 2026
In an ectopic pregnancy, the placenta can’t safely grow, increasing the chances of maternal bleeding and fetal death, according to the release.
From Los Angeles Times • Dec. 12, 2025
Although scientists once believed that the placenta was a tight, impermeable barrier separating mother and child, that’s not true.
From The Wall Street Journal • Nov. 4, 2025
In experimental animals the chlorinated hydrocarbon insecticides freely cross the barrier of the placenta, the traditional protective shield between the embryo and harmful substances in the mother’s body.
From "Silent Spring" by Rachel Carson
Vocabulary lists containing placenta
Animals (Zoology) - Middle School
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Animals (Zoology) - High School
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"The Deep," Vocabulary from the short story
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