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Unit 2 -2
Fetal Circulation Figure
| Question | Answer |
|---|---|
| 1 | Placenta |
| 2 | Umbilical Vein |
| 3 | Ductus Venosus |
| 4 | IVC |
| 5 | SVC |
| 6 | Pulmonary Artery |
| 7 | Ductus Arteriosus |
| 8 | Foramen Ovale |
| 9 | Pulmonary Vein |
| 10 | To Brain and upper body |
| 11 | To the rest of the Body |
| 12 | Umbilical Arteries |
| 13 | Aorta |
| Ductus Venosus closes because ...... | lack of blood flow when the cord is clamped |
| Foramen Ovale closes because....... | due to change in pressure. |
| Ductus Arteriosus closes because ..... | increased PO2 in baby, decreased prostaglandins, acetylcholine, bradykinin, catecholamines |