The ________ exists in only rudimentary form at the end of embryonic period.

Question

Quizplus · Accepted Answer

The development of the nervous system begins during the embryonic period, but it exists only in rudimentary form at the end of this period. It continues to develop and mature throughout the fetal period. The other structures listed, such as the amnion, placenta, circulatory system, and umbilical cord, are more fully formed by the end of the embryonic period.

The ________ Exists in Only Rudimentary Form at the End