Question 179 · LEK · Introduction

The foramen ovale is located:

  1. A. in intraventricular septum.
  2. B. in intraatrial septum.
  3. C. between the right pulmonary artery and the aortic arch.
  4. D. between the left pulmonary artery and the aortic arch.
  5. E. in the ductus arteriosus.
Hint

In fetal circulation this opening lets oxygenated blood bypass the lungs by passing between two chambers at the same level of the heart.

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