Critical period in pregnancy is during 10-20 weeks of gestation when fetal organs begin to form. It is the time when rapid multiplication and differentiation of fetal cells occur. During this time once the fetal cells forms, it is very difficult to reprogram them. Therefore, during this time it is critical for the mother to maintain a healthy nutritional balance of the body because it can have long term effects on fetal development and growth.

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Which of the following terms is used to describe any substance, such as a drug, chemical, or virus, that can negatively affect prenatal development? Teratogen Critical period Carcinogen Biohazard Congenital malformation

Answer 1

Question

Chapter 4, Problem 7RQ

Summary Introduction

Introduction: Critical period in pregnancy is during 10-20 weeks of gestation when fetal organs begin to form. It is the time when rapid multiplication and differentiation of fetal cells occur. During this time once the fetal cells forms, it is very difficult to reprogram them. Therefore, during this time it is critical for the mother to maintain a healthy nutritional balance of the body because it can have long term effects on fetal development and growth.

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