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At what stage of development does the heart begin to beat in a human embryo?

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Question: At what stage of development does the heart begin to beat in a human embryo?

Options:

  1. 2 weeks
  2. 4 weeks
  3. 6 weeks
  4. 8 weeks

Correct Answer: 4 weeks

Solution: 

The heart begins to beat around 4 weeks of embryonic development.

At what stage of development does the heart begin to beat in a human embryo?

Practice Questions

Q1
At what stage of development does the heart begin to beat in a human embryo?
  1. 2 weeks
  2. 4 weeks
  3. 6 weeks
  4. 8 weeks

Questions & Step-by-Step Solutions

At what stage of development does the heart begin to beat in a human embryo?
  • Step 1: Understand that human development starts from a fertilized egg.
  • Step 2: Know that the embryo develops in stages, starting from a single cell.
  • Step 3: Recognize that around 4 weeks after fertilization, the embryo is about the size of a poppy seed.
  • Step 4: At this stage, the heart is forming and will start to beat.
  • Step 5: Confirm that the heart begins to beat around 4 weeks of embryonic development.
  • Embryonic Development Stages – Understanding the timeline of human embryonic development, particularly the formation and function of the heart.
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