NURSING 242N FINAL EXAM 1 | 100% CORRECT

NURSING 242N FINAL EXAM 1 MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Penicillin was considered a "miracle drug" for all of the following reasons EXCEPT 1) A) it inhibits gram -positive cell wall synthesis. B) it has selective toxicity. C) it kills bacteria. D) it does not affect eukaryotic cells. E) it was the first antibiotic. 2) A drug that inhibits mitosis, such as griseofulvin, would be more effective against 2) A) mycobacteria. B) gram -negative bacteria. C) wall -less bacteria. D) gram -positive bacteria. E) fungi. 3) Most of the available antimicrobial agents are effective against 3) A) bacteria. B) fungi. C) viruses. D) protozoa. E) All of the answers are correct. 4) Antimicrobial peptides work by 4) A) disrupting the plasma membrane. B) complementary base pairing with DNA. C) inhibiting protein synthesis. D) inhibiting cell -wall synthesis. E) hydrolyzing peptidoglycan. 5) In what way are semisynthetic penicillins and natural penicillins alike? 5) A) Both are bactericidal. B) Both are based on fi -lactam. C) Both are resistant to penicillinase. D) Both are resistant to stomach acids. E) Both are broad spectrum.