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Unit Plan
OpenStax

Open Stax: Anatomy & Physiology: Blood Vessel Development, Fetal Circulation

For Students 9th - 10th
Students learn about the development of blood vessels, and how this contrbutes to fetal circulation.
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Unit Plan
OpenStax

Open Stax: Anatomy & Physiology: Embryonic Development: Respiratory System

For Students 9th - 10th
Students walk through a timeline of the phases of respiratory development in the fetus, and then propose reasons for fetal breathing movements.