Spinal injury

The EMS crew arrives at the place of a motorcycle accident. You lift the helmet visor and find out that the motorcyclist is conscious and that he communicates. The motorcyclist complains of an inability to move his limbs and a pain in his head and neck. He does not remember the circumstances of the accident. What is the correct procedure?
Glycaemia
Gly
4,8  mmol/L
Arterial blood gas
pH
7,4
Complete blood count
ERC
4,4  x1012/L
LEU
6  x109/L
PLT
170  x109/L
Biochemical analysis
Na
144  mmol/L
K
4,08  mmol/L
Cl
102  mmol/L
Ca
2,41  mmol/L
Glycaemia
Take a sample
Arterial blood gas
Take a sample
Complete blood count
Take a sample
Biochemical analysis
Take a sample