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Questions and Answers
What is the arterial supply for intercostal spaces 3-6?
What is the arterial supply for intercostal spaces 3-6?
- Musculophrenic arteries from the internal thoracic arteries
- Segmental posterior intercostal arteries directly from the thoracic aorta (correct)
- Posterior intercostal arteries from the superior intercostal artery
- Anterior intercostal arteries from the internal thoracic arteries
Which artery supplies the first and second intercostal spaces?
Which artery supplies the first and second intercostal spaces?
- Internal thoracic artery
- Musculophrenic artery
- Subclavian artery
- Superior intercostal artery (correct)
Where does the posterior intercostal vein of the first intercostal space drain into?
Where does the posterior intercostal vein of the first intercostal space drain into?
- Internal thoracic vein
- Brachiocephalic vein (correct)
- Musculophrenic vein
- Azygos system
