Table 151 Table 151 Shows the ID50 for Staphylococcus Aureus in Wounds with |

question 54

Multiple Choice

Table 15.1 $$\begin{array} { | l | l | l | } \hline \text { Bacterium } & \text { P ortal of Entry } & \text { ID50 } \\\hline \text { Staphylococcus aureus } & \text { Wound } & < 10 \\\hline \text { Staphylococcus aureus } & \text { Wound + Ampicillin } & 300 \\\hline\end{array}$$ Table 15.1 shows the ID50 for Staphylococcus aureus in wounds with and without the administration of ampicillin before surgery. Based on the data, the administration of ampicillin before surgery

• A) has no effect on risk of infection.
• B) replaces tetracycline.
• C) decreases the risk of staphylococcal infection.
• D) increases the risk of staphylococcal infection.
• E) The answer cannot be determined based on the information provided.

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