WGU D116 Unit 8 OA Review/ (Top 2024/2025 EXAM REVIEW PAPERS / GRADED A+/ 100% Accurate)

WGU D116 Unit 8 OA Review A nursing student asks for clarification on the differences between the mechanisms of spontaneous mutation and conjugation in acquired resistance of microbes. Which statement is correct? -Spontaneous mutation leads to resistance to only one antimicrobial agent A patient receiving a cephalosporin develops a secondary intestinal infection caused by Clostridium difficile. What is an appropriate treatment for this patient? -Discontinuing the cephalosporin and beginning flagyl A patient is diagnosed with a lung infection caused by Pseudomonas aeruginosa. The culture and sensitivity report shows sensitivity to all aminoglycosides. The provider knows that the rate of resistance to gentamicin is common in this hospital. Which medication should the provider be expected to order? -Amikacin When resistance to gentamicin and tobramycin is common, amikacin is the drug of choice for the initial treatment of aminoglycoside-sensitive infections A child with otitis media has had three ear infections in the past year. The child has just completed a ten-day course of amoxicillin with no improvement. The parent asks the provider why this drug is not working because it has worked in the past. What should the provider tell the patient? -"The bacteria have synthesized penicillinase" Beta-lactamases are enzymes that cleave the beta-lactam ring and render the PCN inactive (amoxicillin) Pt will need to start augmentin A patient who is taking acetaminophen for pain wants to know why it does not cause gastrointestinal upset as other over-the-counter pain medications do. Which property of acetaminophen is the most likely explanation for this? -It has minimal effects at peripheral sites Tylenol central effects NSAIDs peripheral effects A patient who has arthritis has been taking ibuprofen and a glucocorticoid medication. The patient reports having tarry stools but denies gastric pai