Which of the following is NOT true about the fetal stage of development?
A)It begins 8 weeks after fertilization.
B)The organ systems are mostly formed, although immature.
C)The head is disproportionately large compared to the rest of the body at the beginning of the stage.
D)It includes the blastocyst and morula stages.

Question

Quizplus · Accepted Answer

The fetal stage begins 8 weeks after fertilization and includes the development of organ systems that are mostly formed, but immature. At the beginning of the fetal stage, the head may be disproportionately large compared to the rest of the body, but this is not a defining characteristic of the stage. The blastocyst and morula stages occur much earlier in the embryonic stage, before the fetal stage. Therefore, D is the option that is not true about the fetal stage of development.

Which of the Following Is NOT True About the Fetal