COVID 19 disease is caused by the SARSCoV-2 virus. In some patients, a pneumonia can develop because alveollar inflamation making more difficulting the as exchange in the lungs. What are the symptoms that a patient with pneumonia will manifest? (choose all alternatives that are true)   a. An increase in the partial pressure of O2 in the blood     b. Alkalosis     c. Acidosis     d. The blood pH will be lower than 7.35     e. High levels of  CO2 in the blood

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