Question

By the end of 24 weeks (end of second trimester), what fine hair covering the fetus is called?

Options

• Cilia

• Lanugo

• Terminal hair

• Vellus

Answer 1

Lanugo is the fine hair that covers the body of the fetus by the end of 24 weeks. This temporary hair develops during the second trimester and is typically shed before or shortly after birth.