At what gestational week does the formation of the face begin during embryonic development?Question 14Select one:a.6th weekb.3rd weekc.4th weekd.5th week

he embryo gains a human appearance ____ weeks after fertilisationGroup of answer choices3 weeks5 weeks2 weeks4 weeks

Developmental events that occur during the fetal period include which of the following? a. All the teeth have formed by the sixteenth week. b. By the twenty-eighth week, the fetus can potentially survive outside the uterus. c. The fetus takes over production of hormones. d. By the sixth week, male and female external genitalia are visible.

Match each stage of fetal development with the correct weeks in which each stage occurs. Group of answer choicesGerminal StageEmbryonic StageFetal StageNext

How long after fertilization does an embryo typically begin implanting into the wall of the uterus?Multiple choice question.End of the first trimesterEnd of the second trimesterBeginning of the eighth weekEnd of the first week

At what stage of prenatal development do the beginnings of organs appear?Multiple choice question.fetal periodgerminal periodembryonic periodconception