An Epidemiologic Study Is Conducted After a Sudden Increase in the Rate

question 15

Multiple Choice

An epidemiologic study is conducted after a sudden increase in the rate of severe postoperative infections in a rural hospital.  It is determined that all the patients who developed the infection were operated on with surgical instruments sterilized by a specific autoclave machine.  The machine was found to be inadequately sterilizing the equipment due to a malfunction limiting the temperature to 100 C (212 F) during the 15 minute cycle.  These patients most likely developed infection from which of the following bacteria?

• A)Brucella melitensis
• B)Clostridium perfringens
• C)Escherichia coli
• D)Listeria monocytogenes
• E)Streptococcus pyogenes

---

Definitions:

Immediate Gratification

The desire to experience pleasure or fulfillment without delay or deferment.

Permissive

A term often describing an attitude, behavior, or policy that allows or tolerates actions that were formerly disapproved of or restricted.

Absolute Poverty

A condition where individuals or families cannot meet basic needs for survival, such as food, shelter, and clothing.

Basic Necessities

Refers to essential items and services required for individuals to live and function, such as food, shelter, clothing, and healthcare.