<P> In humans , a pregnancy is generally considered to be in the embryonic stage of development between the fifth and the eleventh weeks after fertilization , and is expressed as a fetus from the twelfth week . </P>
<P> In humans , a pregnancy is generally considered to be in the embryonic stage of development between the fifth and the eleventh weeks after fertilization , and is expressed as a fetus from the twelfth week . </P>
when is the fertilized ovum considered an embryo
when is the fertilized ovum considered an embryo
between the fifth and the eleventh weeks after fertilization
between the fifth and the eleventh weeks after fertilization