1. A 30-year-old wom an was in labor w ith her second child. Her rst baby had contracted neonatal m eningitis due to contamination with Streptococcus agalactiae during delivery. To prevent recurrence...

1. A 30-year-old wom an was in labor w ith her second child. Her rst baby had contracted neonatal m eningitis due to contamination with Streptococcus agalactiae during delivery. To prevent recurrence of this infection in the second child, w hich of the follow ing drugs would be m ost appropriate for treatm ent of both the m other and the baby? A. Levo oxacin B. Trim ethoprim -sulfam ethoxazole C. Tetracycline D. Gentam icin E. Am picillin 2. A 24-year-old wom an cam e to the clinic w ith a sore throat and low-grade fever. Physical exam ination showed tonsil exudates and tender cervical adenopathy. A Gram stain of the tonsil exudate dem onstrated the presence of a high num ber of bacteria. A diagnosis was m ade, and penicillin G was prescribed, as the physician knew that the m ost likely o ending pathogen was sensitive to the antibiotic. Which of the follow ing bacteria did the physician m ost likely believe caused the patient’s infection? A. Pseudom onas aeruginosa B. Staphylococcus aureus C. Clostridium di cile D. Streptococcus pyogenes E. Enterococcus faecalis F. Haem ophilus in uenzae G. Klebsiella pneum oniae