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What is the pathology demonstrated in the radiograph above?

A functional obstruction of the distal esophagus resulting from incomplete relaxation of the lower esophageal sphincter is

A 62-year-old male with hypertension and type 2 diabetes is started on lisinopril 10 mg daily for blood pressure control and renal protection. His past medical history includes osteoarthritis of the knees, for which he self-treats with over-the-counter medications. His baseline serum creatinine and potassium are within normal limits.

A 3-year-old child is brought to clinic in January with a 3-day history of rhinorrhea, nasal congestion, and nonproductive cough. Temperature is 100.4 degrees F. The child is otherwise healthy, up to date on immunizations, and is drinking fluids well. Lung exam is clear. The parent reports poor sleep due to nighttime coughing and requests a “strong cough and cold medicine” for the child.Which of the following is the most appropriate recommendation?

A patient in the cardiovascular unit is on a heparin infusion using a weight based protocol at 1100 units / hour. The client weighs 72 kg. The client’s recent lab data is PT 12.7 sec/ control 12.9sec , INR 1 , PTT 62 sec What should the nurse implement using the ordered protocol stated below?

Which of the following medications is classified as an antidysrhythmic agent used to treat atrial or ventricular arrhythmias?

A 38-year-old premenopausal female presents with fatigue and decreased exercise tolerance.She reports heavy menstrual periods. Physical exam is unremarkable except for pallor of skin.Laboratory results reveal:Hemoglobin: 9.2 g/dL (normal range 12- 16 g/dL)MCV: 72 fL (normal range 80-100 fL)Ferritin: 8 ng/mL (normal range 30-300 ng/mL)Serum iron: 25 mcg/dL (normal range 60-170 mcg/dL)TIBC: 460 mcg/dL (normal range 250-450 mcg/dL)Transferrin saturation: 5% (normal range 20-50%)Serum folate 4 ng/mL (normal range 2-20 ng/mL)Vitamin B12 302 pg/mL (normal range 200–900 pg/mL) Which of the following is the most appropriate initial pharmacologic therapy?

When planning care for an older adult with COPD, the nurse practitioner considers the advantages of single-inhaler triple therapy compared to using multiple separate inhalers. What is the main advantage of using a single inhaler to deliver more than one medication?

Based on current lipid management guidelines (American Heart Association recommendations), which of the following patients would most clearly benefit from initiation of statin therapy for primary prevention of atherosclerotic cardiovascular disease (ASCVD)?

A 62-year-old male with hypertension and chronic kidney disease stage 2 is being evaluated for medication optimization. His current medications include enalapril 10 mg daily, hydrochlorothiazide 25 mg daily, and amlodipine 5 mg daily. Blood pressure today is 148/86 mm Hg. Which of the following best describes the pharmacologic mechanism by which enalapril lowers blood pressure?