| Question |
Answer |
| If tracing the superior or supreme intercostal artery, the order would include subclavian artery, ________________________, and then superior intercostal artery. |
costocervical trunk |
| The 3rd to 11th posterior intercostal arteries are branches of? |
Descending thoracic aorta |
| The dorsal branch that arises from the posterior intercostal artery accompanies what structure? |
dorsal ramus of corresponding spinal nerve |
| These arteries supply branches of muscles and skin of thorax, parietal plerua and breast? |
posterior intercostal arteries |
| The anterior intercostal arteries of the upper 6 intercostal spaces get there blood supply from branches of what artery ? |
internal thoracic artery |
| The anterior intercostal arteries of the lower 5 intercostal spaces get there blood supply from the branches of what artery? |
musculophrenic artery |
| This artery branches from the first part of the subclavian artery in the root of the neck. |
Internal thoracic artery |
| The internal thoracic artery descends parallel to what structure? |
sternum |
| The internal thoracic artery is anatomically related how to the parietal pleura? (anterior, posterior, lateral, medial, etc) |
anterior |
| At what level of intercostal space does the internal thoracic artery end? |
6th |
| The internal thoracic artery, at it's termination, divides into what two arteries? |
superior epigastric and musculophrenic |
| The internal thoracic artery has one branch known as the pericardiacophrenic. What does this artery supply with blood and what structure accompanies it? |
pericardium, phrenic nerve |
| What structures are pierced by the perforating branches of the internal thoracic artery? |
intercostal and pertoralis muscles (close to sternum become superficial) |
| What artery supplies blood to the central part of anterior abdominal wall above umbilicus? |
superior epigastric artery |
| This artery follows attachement of diaphragm along costal margin, supplies diaphragm, and gives off anterior intercostal arteries for lower 5 intercostal spaces. |
musculophrenic artey |
| Posterior intercostal veins mainly drain into this on the right and what on the left? |
azygos, accessory hemiazygos |
| Internal thoracic or musculophrenic veins receive blood drained from what intercostal veins? |
anterior intercostal veins |
| The internal thoracic veins drain into __________________, corresponding to the same side. |
brachiocephalic vein |
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