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WGU D027 OA Exam Advanced Pathopharmacological Foundations Tested Questions (Latest 2026 / 2027) and Verified Rationalized Answers, 100% Guarantee Pass

HEAL100 Health Care — exam and revision material · Other

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Health Care exam material, 19 pages. Originally published on StudyMerit.

Pages
19
Academic year
2025/2026
Language
English

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WGU D027 OA Exam Actual Exam Test Bank | 100 Questions & Correct Detailed Answers with Rationales | Advanced Pathopharmacological Foundations | Latest Update | A+ Grade Question 1 What is the gold standard for the suspected diagnosis of Celiac Disease? A) Serum antibody testing B) Genetic testing for HLA - DQ2/DQ8 C) Endoscopy with small intestine biopsy D) Fecal fat analysis Answer: C) Endoscopy with small intestine biopsy Explanation: The gold standard for diagnosing Celiac Disease is endoscopy with small intestinal biopsy, which demonstrates characteristic villous atrophy, crypt hyperplasia, and increased intraepithelial lymphocytes. Question 2 A 44 - year - old woman with advanced metastatic non - small - cell lung cancer has genetic testing positive for a mutation and is started on osimertinib (Tagrisso). Which genetic mutation does this patient likely have? A) KRAS mutation B) ALK rearrangement C) EGFR mutation D) ROS1 rearrangement Answer: C) EGFR mutation

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Explanation: Osimertinib (Tagrisso) is a third - generation EGFR tyrosine kinase inhibitor indicated for metastatic non - small - cell lung cancer with EGFR mutations, particularly T790M resistance mutations or as first - line treatment for EGFR - mutant NSCLC. Question 3 A 20 - year - old male presents with progressive difficulty walking, frequent falls, toe - walking gait since childhood, difficulty changing from sitting to standing, and morning muscle/joint stiffness. Family history is unremarkable. Which condition is most lik ely? A) Duchenne muscular dystrophy B) Becker muscular dystrophy C) Spinal muscular atrophy D) Myasthenia gravis Answer: B) Becker muscular dystrophy Explanation: Becker muscular dystrophy (BMD) is an X - linked recessive disorder causing progressive muscle weakness. Unlike Duchenne MD, BMD has later onset (adolescence/early adulthood), slower progression, and patients often maintain ambulation into adult hood. Toe - walking, Gower's sign (difficulty rising from sitting), and progressive weakness are characteristic. Question 4

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A female patient presents with an elevated ferritin level found on previous laboratory work. She is asymptomatic with no significant medical history. What should the provider do next? A) Start iron chelation therapy immediately B) Order genetic testing for hereditary hemochromatosis C) Obtain a complete history and physical examination, including alcohol use, inflammatory conditions, and repeat ferritin with iron studies D) Refer for liver biopsy Answer: C) Obtain a complete history and physical examination, including alcohol use, inflammatory conditions, and repeat ferritin with iron studies Explanation: Elevated ferritin is nonspecific and can be caused by iron overload, inflammation, infection, malignancy, liver disease, or alcohol use. The next appropriate step is history - taking and repeat testing with iron studies (serum iron, TIBC, transf errin saturation) to determine etiology before proceeding with interventions. Question 5 A 75 - year - old female presents to the emergency department with an irregular heart rate of 130 bpm and is diagnosed with atrial fibrillation. Which medication would be appropriate for rate control?

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