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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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