<prompt> Answer this question truthfullyWhat are the components of the workup for an acute exacerbation of asthma?  <response>: <reason> The components of the workup for an acute exacerbation of asthma include measuring peak expiratory flow rates PEFR, conducting a physical exam, obtaining an arterial blood gas ABG, and performing a chest X-ray to rule out other causes of dyspnea although a chest X-ray is not typically helpful for diagnosing asthma. 