On admission to the ED, a person who has altered LOC has a variety of laboratory tests to facilitate the diagnosis of the aetiology of the condition. Which tests would likely be performed? (Select all...

On admission to the ED, a person who has altered LOC has a variety of laboratory tests to facilitate the diagnosis of the aetiology of the condition. Which tests would likely be performed? (Select all that apply.)

blood glucose

2 serum electrolytes

3 blood and urine toxicology

4 urine for WBCs

5 spinal fluid osmolarity