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Microbiology

120 questions found

Practice Questions

A patient has a bloodstream infection (bacteremia). This is an example of a:

A. Localized infection
B. Systemic infection
C. Primary infection
D. Secondary infection
nmdcat.online BS Nursing
Jun 6, 2026
nmdcat.online BS Nursing
Jun 6, 2026

A common method used in microbiology labs to isolate and grow bacteria is:

A. Polymerase Chain Reaction (PCR)
B. Culture on agar plates
C. Enzyme-linked immunosorbent assay (ELISA)
D. Western blot
nmdcat.online BS Nursing
Jun 6, 2026

A patient develops a localized skin infection around a surgical incision. This is an example of a:

A. Systemic infection
B. Opportunistic infection
C. Localized infection
D. Secondary infection
nmdcat.online BS Nursing
Jun 6, 2026

The process by which bacteria acquire genetic material from their environment is called:

A. Conjugation
B. Transduction
C. Transformation
D. Binary fission
nmdcat.online BS Nursing
Jun 6, 2026

A nurse is reviewing a patient’s immunization record. Active immunity is developed when the body:

A. Receives pre-formed antibodies from another source.
B. Is exposed to a pathogen or receives a vaccine and produces its own antibodies.
C. Acquires antibodies through breast milk.
D. Receives antibodies through an antitoxin injection.
nmdcat.online BS Nursing
Jun 6, 2026

A patient is being treated for a severe systemic infection. The physician orders a broad-spectrum antibiotic. A broad-spectrum antibiotic is effective against:

A. Only Gram-positive bacteria.
B. Only Gram-negative bacteria.
C. A wide range of bacteria.
D. Only fungal infections.
nmdcat.online BS Nursing
Jun 6, 2026

The temperature at which a microorganism grows optimally is called its:

A. Minimum growth temperature
B. Maximum growth temperature
C. Optimal growth temperature
D. Death temperature
nmdcat.online BS Nursing
Jun 6, 2026

A common characteristic of Gram-negative bacteria is the presence of an outer membrane containing:

A. Peptidoglycan
B. Teichoic acid
C. Lipopolysaccharide (LPS)
D. Mycolic acid
nmdcat.online BS Nursing
Jun 6, 2026
nmdcat.online BS Nursing
Jun 6, 2026

The use of chemical agents on inanimate objects to reduce the number of microorganisms is called:

A. Antisepsis
B. Sterilization
C. Disinfection
D. Sanitization
nmdcat.online BS Nursing
Jun 6, 2026

A patient develops a skin rash caused by a dermatophyte. Dermatophytes are a type of:

A. Bacteria
B. Virus
C. Fungus
D. Protozoan
nmdcat.online BS Nursing
Jun 6, 2026

The primary function of flagella in bacteria is for:

A. Attachment
B. Genetic exchange
C. Motility
D. Nutrient absorption
nmdcat.online BS Nursing
Jun 6, 2026

A nurse is educating a patient about the importance of completing their entire course of antibiotics. This is crucial to prevent:

A. Allergic reactions.
B. Side effects from the antibiotic.
C. The development of antibiotic resistance.
D. The antibiotic from becoming ineffective over time.
nmdcat.online BS Nursing
Jun 6, 2026

The microorganism responsible for causing strep throat and scarlet fever is:

A. Staphylococcus aureus
B. Streptococcus pneumoniae
C. Streptococcus pyogenes
D. Escherichia coli
nmdcat.online BS Nursing
Jun 6, 2026

A common bacterial infection often associated with hospital-acquired pneumonia is:

A. Staphylococcus aureus
B. Streptococcus pyogenes
C. Escherichia coli
D. Pseudomonas aeruginosa
nmdcat.online BS Nursing
Jun 6, 2026
nmdcat.online BS Nursing
Jun 6, 2026
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