Author Question: Which of the following laboratory tests will be performed to determine whether a specific bacterium ... (Read 71 times)

folubunmi · **on:** Jul 23, 2018

Which of the following laboratory tests will be performed to determine whether a specific bacterium is resistant to a specific drug?

1. Culture and sensitivity test
2. Complete blood count
3. Blood urea nitrogen
4. Urinalysis

Question 2

The drug that would most likely be used in the treatment of tuberculosis is

1. erythromycin (E-mycin).
2. Vancomycin (Vancocin).
3. Isoniazid (INH).
4. Gentamicin (Garamycin).

yasmina · **Reply #1 on:** Jul 23, 2018

Answer to Question 1

Correct Answer: 1
Rationale 1: Culture and sensitivity is the examination for a specific organism, and can determine the correct medication.
Rationale 2: Complete blood count would not determine the specific drug for the specific organism.
Rationale 3: Blood urea nitrogen would not determine the specific drug for the specific organism.
Rationale 4: Urinalysis would not determine the specific drug for the specific organism.

Answer to Question 2

Correct Answer: 3
Rationale 1: Erythromycin is most effective against gram-positive bacteria.
Rationale 2: Vancomycin is used for bactericidal reasons.
Rationale 3: Isoniazid (INH) is the drug of choice for anti-tuberculosis therapy.
Rationale 4: Gentamicin is used for bactericidal reasons.