Which of the following are human parasites?

When attempting to resuscitate a patient in cardiac arrest, which of the following questions would you pose if you suspect that the patient is hyperkalemic?

A) "Does this patient undergo dialysis?" B) "Is this patient a known diabetic?" C) "Does this patient take blood thinners?" D) "Has this patient had vomiting or diarrhea?"

You are examining the expiratory flow tracing during the patient's forced vital capacity (FVC) maneuver. At what point during the exhalation can you generally begin to see flow from the bronchioles?

a. Beyond 30% b. Beyond 50% c. Beyond 70% d. Beyond 90%