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NUR 210 / NUR210 E XAM 4: (NEW 2025/
2026 UPDATE) PRINCIPLES OF PHARMACOLOGY
GUIDE| QUESTIONS & ANSWERS| GRADE A| 100%
CORRECT (VERIFIED SOLUTIONS)- GALEN
Why should you get a urinalysis before a C & S (culture and sensitivity test)? - ANS
✓sometimes there is normally bacteria in urine that is not causing an infection so you can
rule out an infection if you do a urinalysis first
What is leukocyte esterase? What does it indicate? - ANS ✓enzyme produced by wbcs;
indicates leukocytes in the urine
Greater than what amount of erythrocytes is significant? - ANS ✓greater than 5 cells/hpf
Greater than what amount of leukocytes indicates significant pyuria? - ANS ✓greater than 5
cells/hpf
What is a nosocomial infection? - ANS ✓hospital acquired infection
What happens to the virulence of a microorganism with a nosocomial infection? - ANS
✓increases
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What are the two exceptions for getting a culture BEFORE starting antibiotics? - ANS
✓bacterial meningitis and severe sepsis
Why can giving an antibiotic/antimicrobial before identifying the organism cause issues? -
ANS ✓giving antimicrobials before getting a culture might prevent organisms from growing
in culture
What is the minimum inhibitory concentration (MIC)? What does it not do? - ANS ✓lowest
amount of drug that inhibits bacterial growth; does not kill organism
What is the minimum bactericidal concentration? - ANS ✓Lowest concentration that
decreases size of bacterial colonies by 99.99%; basically lowest amount that kills that
organism
What is anaphylaxis? - ANS ✓Severe allergic reaction
People with a penicillin allergy may also react to ______? - ANS ✓Cephalosporins
People with sulfa allergies cannot take _________? - ANS ✓Bactrim:
trimehoprim/sulfamethoxazole (sulfonamide)
What is the peak level? - ANS ✓highest blood level of a drug; related to the amount of drug
that they take
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