Exam 4: Control of Microorganisms

This compound is a diphenyl ether and it exerts its bactericidal effects by disrupting the cell wall. It has good activity against gram-positive cocci, but poor activity against fungi. What is its name?

Before performing a phlebotomy, the phlebotomist will clean the area on a patient's arm with a substance before inserting the needle. This substance is called a(n)

Processing of patient specimens and handling of actively growing cultures of microorganisms put an employee at risk of potential contact with the infectious agent through all the following routes, except

This organization regulates chemical skin antiseptics.

The best way to care for your back is to prevent back injuries. All of the following are some ways to prevent back injuries, except

This agency regulates the use, sale, and distribution of antimicrobial pesticide products for certain inanimate, hard, nonporous surfaces, or incorporates into substances under the pesticide law.

A Material Safety Data Sheet (MSDS) contains all the following information, except

Laboratory safety for hazardous chemicals includes

What protective measures can a laboratory worker take when working with actively growing cultures to ensure that they do not become infected?

The biosafety levels were categorized using all the following criteria, except

Biosafety level 4 (BSL-4) organisms are dangerous, exotic, and pose an increased risk of aerosol-transmitted infections and life-threatening disease. Two examples of BSL-4 organisms are

Organisms that are the most resistant to heat, chemicals, and radiation are

The tech needs to sterilize a piece of equipment that cannot be autoclaved or gas sterilized because the equipment contains lenses, metal, and rubber components. What solution should be used to sterilize this piece of equipment?

All the following factors play a significant role in the selection and implementation of the appropriate method of disinfection, except

If this is present on a surface to be disinfected, it can shield microorganisms from the disinfectant or inactivate the disinfectant. What is this substance?

Pasteurization achieves _____.