Explanation:
try doing b I think that the answer
Answer: Allows air to get back into the blood and into the brain
Explanation: You get their heart to beat, which quickly distributes blood throughout the body, making them alive again
Answer:
creatinine
Explanation:
The creatinine it's a protein compound that is the result of the metabolism of the muscles, this protein is produced constantly, depending of the muscle mass of each individual, which should be excreted in urine, therefore an elevated creatinine in blood sugests kidney injury, because it means creatinine is not being filtrated correctly by the kidneys