NU553 Comprehensive Resource To Help You Ace Exams Includes Frequently Tested Questions With ELABORATED 100% Correct COMPLETE SOLUTIONS Guaranteed Pass First Attempt!! Current Update!!

NU553 Comprehensive Resource To Help You Ace Exams Includes Frequently Tested Questions With ELABORATED 100% Correct COMPLETE SOLUTIONS Guaranteed Pass First Attempt!! Current Update!! 1. Who's a good candidate for infliximab?** A) Patient with hypertension B) Patient with psoriasis C) Patient with hypothyroidism D) Patient with GERD Answer: B) Patient with psoriasis** Infliximab is a TNF-alpha inhibitor used for chronic inflammatory conditions such as psoriasis, psoriatic arthritis, rheumatoid arthritis, and IBD. 2. What antibiotic can affect QT interval?** A) Amoxicillin B) Doxycycline C) Azithromycin D) Cephalexin Answer: C) Azithromycin Macrolides like azithromycin are associated with QT prolongation and increased risk of torsades de pointes, especially in patients with existing cardiac risk factors. 3. What types of treatment for CAP (community-acquired pneumonia)?A) Amoxicillin, Augmentin, Doxycycline, Levaquin B) Metformin, Insulin, Glipizide C) Lisinopril, Losartan, Amlodipine D) Prednisone, Albuterol, Montelukast Answer: A) Amoxicillin, Augmentin, Doxycycline, Levaquin** These are standard outpatient options for CAP depending on comorbidities and local resistance patterns — amoxicillin/augmentin and doxycycline for healthy patients, respiratory fluoroquinolones (Levaquin) for those with comorbidities. 4. Where is the first place you would refer a patient to for back pain with no red flags?** A) Neurosurgery B) Physical therapy C) Pain management/opioids D) MRI immediately Answer: B) Physical therapy** Conservative management, including PT, is first-line for uncomplicated back pain without red flag symptoms (no neuro deficits, trauma, cancer history, etc.). 5. Montelukast is used for:** A) Hypertension B) Asthma C) Depression D) UTI Answer: B) Asthma** Montelukast is a leukotriene receptor antagonist used as adjunct therapy for asthma and allergic rhinitis. 6. First line treatment of sinusitis:** A) Azithromycin B) Augmentin C) Levaquin D) Doxycycline Answer: B) Augmentin** Amoxicillin-clavulanate (Augmentin) is first-line for acute bacterial sinusitis due to reliable coverage against typical respiratory pathogens including beta lactamase producers. 7. Type 1 hypersensitivity causes what type of reaction?** A) Delayed-type reaction B) Cytotoxic reaction C) Anaphylaxis D) Immune complex reaction Answer: C) Anaphylaxis** Type 1 hypersensitivity is IgE-mediated and causes immediate reactions such as anaphylaxis, urticaria, and allergic rhinitis. 8. Sexual contact is the most common route of worldwide transmission of what disease?** A) Hepatitis A B) HIV C) Tuberculosis D) Influenza Answer: B) HIV** Globally, sexual transmission remains the leading route of HIV spread. 9. If a patient with herpes zoster has a rash for more than 72 hours without new lesions, would you prescribe an antiviral?** A) Yes B) No C) Only if immunocompromised D) Only if over age 65 Answer: B) No** Antivirals are most effective when started within 72 hours of rash onset or while new lesions are still forming; benefit is limited afterward. 10. Study of a single or few gene variations is called:** A) Pharmacokinetics B) Pharmacodynamics C) Pharmacogenetics D) Genomics Answer: C) Pharmacogenetics** Pharmacogenetics studies how variation in one or a few genes affects individual drug response, as opposed to pharmacogenomics which looks at the whole genome.