A 4-week-old male infant presents with projectile, non-bilio…

A 4-week-old male infant presents with projectile, non-bilious vomiting after nearly every feeding. On exam, he appears dehydrated, and an “olive-shaped” mass is palpated in the epigastric region. The pediatric APRN suspects pyloric stenosis. Which of the following is the diagnostic study of choice to confirm this condition?  

The mother of a 2-month-old male brings him to clinic with c…

The mother of a 2-month-old male brings him to clinic with concern about a large but easily reducible umbilical hernia. She is worried that it is severe and asks what treatment is necessary. Which of the following is the most appropriate advice from the APRN?

A election pollster calls a potential voter and asks, “Do yo…

A election pollster calls a potential voter and asks, “Do you plan to vote for Thompson, knowing that he is soft on crime?”  Explain why this question will likely not lead to an authentic answer. A clinic calls patients and asks them to rate their experience on a recent doctor visit.  Explain why the results of such calls will likely not represent all patients’ experiences. A chocolate company publishes research that states, “Consuming chocolate is associated with lower rates of depression.”