A 25-year-old got a polytrauma as a result of a road accident. On examination, he was diagnosed with dislocation asphyxia. What kind of first aid should be rendered?

Answer options

1. Artificial ventilation of lungs
2. Removal of mucus and foreign bodies from the upper airways
3. Tongue fixation
4. Tracheotomy
5. Medicamental management of laryngeal stenosis