Q. Regarding the chest wall: (Solved)
1. the intercostal artery runs between the external and internal intercostal muscles
2. the muscles of outer thoracic wall layer are serratus posterior superior, serratus posterior inferior only
3. the 5th posterior intercostal vein, artery and nerve run on the lower border of the 5th rib
4. the order of structures in the intercostal space are artery, vein, nerve
5. the 1st intercostal nerve supplies skin over the anterior chest wall
- c. the 5th posterior intercostal vein, artery and nerve run on the lower border of the 5th rib