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Which of the following is NOT included in the first trimester? A.Heart begins beating B.Arm and leg buds appear C.Umbilical cord develops D.Eyes and brain complete formation

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LearnGrow

The first trimester begins on the first day of the last period and lasts until the end of week 12. During this trimester, the baby grows faster than at any other time. By six weeks, a heartbeat can usually be heard and by the end of week 12 the baby's bones, muscles and all the organs of the body have formed. The following is NOT included in the first trimester: Eyes and brain complete formation. Correct answer: D



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NOT included in the first trimester D. Eyes and brain complete formation

1st trimester of pregnancy

The development of the baby in the 1st trimester of pregnancy is mainly marked by the accelerated multiplication of embryo cells and the formation of the main organs, such as the

  • Heart
  • Lungs
  • Liver
  • Intestine
  • Kidneys
  • Bones
  • and Cartilage

As well as neurons and the small buds that will give origin to the arms and legs.

By the end of the first trimester, the baby measures about 7.4 centimeters and the placenta and umbilical cord are fully formed

With this information, we can conclude that in the first trimester of pregnancy, the baby still does not have a fully formed brain and eyes.

Learn more about Pregnancy in https://brainly.com/question/21444915

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