When a nurse rubs your skin with rubbing alcohol prior to administering an injec

Question

When a nurse rubs your skin with rubbing alcohol prior to administering an injection, what process(es) is he carrying out? Select all that apply.

Part B - Disinfecting a changing table

Which of the following is NOT an important consideration when preparing to use a chemical to disinfect a diaper changing table in a public restroom?

Part C - Antibiotic resistance testing

Many MRSA strains are sensitive to other antibiotics. Which of the following methods would be the best way to evaluate sensitivity to other antibiotics?

Part D - Mechanisms of resistance

In examining a MRSA strain, researchers find that degraded penicillin is found in the culture medium. What is the most likely mechanism of resistance?

Explanation / Answer

Answer a

Antisepsis and Degerming both are correct answer.

Answer b

d ) Whether or not hand sanitizer is available at the changing table.

Answer c

b) Disk diffusion : This test is also known as agar diffusion test which is used to test the sensitivity of bacteria towards antibiotics. Antibiotics that kills the bacteria, forms the zone of inhibition around the wafers where no growth of bacteria can be seen.

Answer d

d) Production of a beta-lactamase is the right answer.

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