The fine, soft hairs that cover a fetus are called lanugo. This downy hair typically begins to develop around the 16th week of gestation and helps to keep the fetus warm in the womb. Lanugo usually starts to shed as the fetus approaches birth, often disappearing completely by the time of delivery.
The fine, downy, unpigmented hair that appears on a fetus in the last 3 months of development is called Lanugo.
The liquid surrounding the fetus is called amniotic fluid.
The "hairs" on a paramecium are called cilia.
For the first 8 weeks the developing human is called an embryo after that it is called a fetus.
The embryonic period extends to the end of the eight week. After the embryonic period (8weeks), the developing human is called a fetus.
In week 9 the fetus begins to develop fingernails and body hair. By week 13 fine hairs begin to grow on the head.
A group of hairs is called a hank or a tress.
Fetus
Those hairs are called mustache.
the tiny hairs are called CILIA
No
One unborn baby is called a fetus. More than one unborn baby in one mother's uterus are called fetuses. At the moment a fetus is born it is called a neonate-- or more commonly put, it is called a "baby" or "infant". But until it is born, it is a fetus.