"Fetus" simply describes a Stage of Human Development, just as does the Latin word "Adolescent", which means "to grow up".
Study: Religious Girls Less Likely To Have Sex
Does religion have any impact on a girl's decision about sex? The latest government research says yes. [Abstinence Clearinghouse, 9Apr03 [www.family.org/cforum/fnif/news/A0025497.html]