Ex. 2-13

Question 1

What are chemical germicides designed to do?

Answer 1

Reduce the number of pathogens on a surface, in a liquid, or on or in living tissue

Question 2

Disinfectant

Answer 2

Germicide designed for use on surfaces or in liquids

Question 3

Antiseptic

Answer 3

Germicides designed for use on or in living tissue

Question 4

What is the Use- Dilution Test?

Answer 4

A standard procedure used to measure the effectiveness of disinfectants specifically against Staphylococcus aureus, Salmonella enterica serovar Choleraesuis, and Pseudomonas aeruginosa.

Question 5

In the Use-Dilution Test, what will the sterile broth look like if the disinfectant worked? What will it look like if it wasn’t effective?

Answer 5

Clear of all bacteria were killed

Turbid if some survived