Case Study Scenario John Smith, a 68-year-old patient with a…

Case Study Scenario John Smith, a 68-year-old patient with a history of COPD, arrives in the emergency department with increasing shortness of breath, wheezing, and a productive cough with yellow sputum. His vital signs show BP 145/90, HR 105, RR 30, temperature 99.1°F (37.3°C), and SpO₂ 88% on room air. ABG results reveal PaO₂ 60 mm Hg, PaCO₂ 50 mm Hg, pH 7.35 with a WBC count of 12,000/mm³.

Maria Lopez, a 32-year-old female weighing 70 kg, arrives in…

Maria Lopez, a 32-year-old female weighing 70 kg, arrives in the emergency department after sustaining burn injuries from a house fire. Burned areas: Entire anterior torso Anterior left arm Anterior right leg She is alert but in significant pain, with tachycardia and shallow breathing. IV access is in place. Using the Parkland formula, determine the hourly infusion rate (mL/hr) the nurse should set for the first 8 hours of fluid resuscitation. Round to the nearest whole number. 

An 8-year-old child presents with his mother with a six-mont…

An 8-year-old child presents with his mother with a six-month history of behavioral issues at home and school. He frequently interrupts conversations is inattentive, constantly fidgeting and struggles to complete homework. He is diagnosed with ADHD by the PMHNP. Which of the following medications would be considered first line treatment for this age group?