KROK 1 2009 – Question 21 · KROK (Medicine) · Human Anatomy
Examination of a 2-year-old child revealed physical developmental lag, the child often has pneumonias. The child was diagnosed with nonclosure of ductus arteriosus. Haemodynamics disorder was caused by the intercommunication of the following vessels:
- A. Aorta and pulmonary trunk
- B. Aorta and pulmonary veins
- C. Pulmonary trunk and pulmonary veins
- D. Superior cava and pulmonary trunk
- E. Superior cava and aorta
Hint
Think of the fetal channel that bypasses the lungs: which two great vessels it joins, and which side has the higher pressure after birth.
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