WGU D311 Microbiology Verified Multiple Choice
and Conceptual Actual Exam Questions With
Reviewed 100% Correct Detailed Answers
Guaranteed Pass!!Current Update
1. Which of the following is part of the chemical defenses of our innate immune
system?
-Mucous
-Microbiome
-Urination
-Interferon - ANSWER interferon - this is a chemical defense. This is an
antiviral protein produced by virally infected cells to protect neighboring cells.
2. Which physical control method would you use to sterilize plastic petri dishes
used to grow bacteria in a lab?
-Gamma rays
-UV radiation
-Pasteurization
-Autoclave - ANSWER Gamma rays - are ionizing radiation that penetrate
paper and plastic, which makes it an effective way to sterilize the plastic petri
dishes. Also used for food.
3. Which of the following vaccines would be the riskiest for a patient that has
received a transplant?
, -Diphtheria
-Measles
-Meningitis
-Anthrax - ANSWER Measles - this is a live-attenuated vaccine that can revert
back and cause illness in the immunocompromised.
- other examples are chicken pox, mumps, TB, typhoid fever, and yellow fever.
4. Which of the following drugs would be a good choice for a patient with an
unknown bacterial infection?
-Azithromycin
-Amoxicillin
-Imidazole
- Niclosamide - ANSWER Azithromycin - because it is broad spectrum
Amoxicillin incorrect - narrow spectrum
Imidazole incorrect - not used for bacteria - antifungal
Niclosamide incorrect - not used for bacteria - anthelminthic
5. Which microbial control type can be used to completely eliminate all vegetative
bacteria, endospores, fungi, and viruses from an inanimate item? - ANSWER
sterilization
6. Which term describes the area specially created and maintained for performing
medical procedures that carry risk from contamination? - ANSWER Sterile
field
and Conceptual Actual Exam Questions With
Reviewed 100% Correct Detailed Answers
Guaranteed Pass!!Current Update
1. Which of the following is part of the chemical defenses of our innate immune
system?
-Mucous
-Microbiome
-Urination
-Interferon - ANSWER interferon - this is a chemical defense. This is an
antiviral protein produced by virally infected cells to protect neighboring cells.
2. Which physical control method would you use to sterilize plastic petri dishes
used to grow bacteria in a lab?
-Gamma rays
-UV radiation
-Pasteurization
-Autoclave - ANSWER Gamma rays - are ionizing radiation that penetrate
paper and plastic, which makes it an effective way to sterilize the plastic petri
dishes. Also used for food.
3. Which of the following vaccines would be the riskiest for a patient that has
received a transplant?
, -Diphtheria
-Measles
-Meningitis
-Anthrax - ANSWER Measles - this is a live-attenuated vaccine that can revert
back and cause illness in the immunocompromised.
- other examples are chicken pox, mumps, TB, typhoid fever, and yellow fever.
4. Which of the following drugs would be a good choice for a patient with an
unknown bacterial infection?
-Azithromycin
-Amoxicillin
-Imidazole
- Niclosamide - ANSWER Azithromycin - because it is broad spectrum
Amoxicillin incorrect - narrow spectrum
Imidazole incorrect - not used for bacteria - antifungal
Niclosamide incorrect - not used for bacteria - anthelminthic
5. Which microbial control type can be used to completely eliminate all vegetative
bacteria, endospores, fungi, and viruses from an inanimate item? - ANSWER
sterilization
6. Which term describes the area specially created and maintained for performing
medical procedures that carry risk from contamination? - ANSWER Sterile
field
