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| Q. |
With respect to the thoracic wall, which is TRUE? |
| A. | intercostal and lumbar arteries pass forward in the neurovascular plane between internal and external oblique |
| B. | lymphatic drainage above the umbilicus drains posteriorly to the scapular (post) group of axillary nodes |
| C. | division of a single intercostal nerve causes anaesthesia in its supply area |
| D. | the thoracoepigastric vein unites the internal thoracic vein and the superficial epigastric vein – connecting IVC and SUC |
| E. | venous return follows intercostal and lumbar arteries only |
| Answer» B. lymphatic drainage above the umbilicus drains posteriorly to the scapular (post) group of axillary nodes | |
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