Unit 2: Basic Heart Embryology and Fetal to Postnatal Circulation

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Across
  1. 2. Fetal vessel connecting pulmonary artery to aorta
  2. 7. Forms the right ventricle and ventricular outflow tracts
  3. 9. Interatrial fetal shunt allowing right‑to‑left flow
  4. 10. Rightward ventricular looping during week 4
  5. 11. Primitive outflow tract of the developing heart
Down
  1. 1. Shunt carrying oxygenated blood from umbilical vein to IVC
  2. 3. Series of paired embryologic vessels forming the great arteries
  3. 4. Caudal inflow portion of the primitive heart tube
  4. 5. Inner lining of the primitive heart tube
  5. 6. Outer muscular layer of the heart tub
  6. 8. Embryonic germ layer giving rise to the heart