Which of the following types of extracorporeal life support (ECLS) oxygenates the blood, but does not support cardiac output?

You are called for an alert patient with respiratory distress. As part of your primary assessment, you place the patient on oxygen via nasal cannula at 2 liters per minute. You continue with the rest of your assessment including taking a set of vital signs. During your reassessment, you notice that the patient's respiratory rate has increased to 24 times per minute and he is having increasing

trouble breathing. You should: A) assist the patient's breathing with a bag-valve mask. B) increase the flow rate of the nasal cannula to 4 liters per minute. C) call medical direction for orders to administer his inhaler. D) switch your patient to a nonrebreather mask at 15 liters per minute.

____ has five stages. 

A. Melanoma B. Squamous cell carcinoma C. Basal cell carcinoma D. Eczema