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

What is the earliest stage of prenatal development at which a rudimentary heartbeat can be identified?Multiple choice question.embryonic periodconceptionfetal periodgerminal period

Which of the following is the correct description of the prenatal developmental stages?Multiple choice question.Conception begins the germinal period; this is followed by the embryonic period and finally the fetal period.Conception begins with the germinal period; this is followed by the fetal period and finally the embryonic period.Conception begins with the embryonic period; this is followed by the germinal period and finally the fetal period.

Match the following stages of human development with the best description.InstructionsDrag and drop application.Embryonic periodEmbryonic period drop zone empty.Fetal periodFetal period drop zone empty.Pre-embryonic periodPre-embryonic period drop zone empty.Weeks 2-8; implantation occurs; nervous system, limb buds and all other systems are developing.Egg is fertilized by sperm; zygote begins to divide.Third - ninth month; organ systems complete development.

Which of the following describes the embryonic period?Group of answer choicesall of thesethe period during which the umbilical cord developsthe period during which the major organs and structures of the organism first developthe period during which the zygote moves down to the uterus and begins to implant in the lining

Which stage of prenatal development is characterized by an increase in organ function and considerable weight gain, especially "baby fat"?Multiple choice question.Neonatal periodGerminal periodEmbryonic periodFetal period