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Microbiology

120 questions found

Practice Questions

A nurse is assisting with a lumbar puncture. Strict aseptic technique is used to prevent the introduction of microorganisms into the:

A. Bloodstream
B. Urinary tract
C. Central nervous system
D. Respiratory tract
nmdcat.online BS Nursing
Jun 6, 2026

The period during an infection when a person may feel unwell but does not yet have characteristic symptoms is called the:

A. Incubation period
B. Prodromal period
C. Illness period
D. Convalescence period
nmdcat.online BS Nursing
Jun 6, 2026

A patient is diagnosed with a biofilm-associated infection on a medical device. Biofilms are characterized by:

A. Individual, free-floating bacteria.
B. Communities of microorganisms encased in an extracellular matrix.
C. Rapidly dividing fungal cells.
D. Viruses rapidly replicating within host cells.
nmdcat.online BS Nursing
Jun 6, 2026

The most effective way to prevent the spread of droplet-transmitted infections is to:

A. Wear a N95 respirator mask.
B. Place the patient in a negative pressure room.
C. Maintain at least 3 feet distance from the patient and wear a surgical mask.
D. Use contact precautions only.
nmdcat.online BS Nursing
Jun 6, 2026

A patient is recovering from a severe infection and is beginning to regain strength. This period is known as the:

A. Incubation period
B. Prodromal period
C. Illness period
D. Convalescence period
nmdcat.online BS Nursing
Jun 6, 2026

A patient with impetigo, a highly contagious skin infection, is placed in contact precautions. This is due to the presence of:

A. Airborne droplets
B. Fomites
C. Direct contact transmission
D. Vector-borne transmission
nmdcat.online BS Nursing
Jun 6, 2026

The study of viruses is called:

A. Bacteriology
B. Mycology
C. Parasitology
D. Virology
nmdcat.online BS Nursing
Jun 6, 2026

A patient develops a secondary infection after being treated with antibiotics for a primary infection. A secondary infection is one that:

A. Is caused by the same pathogen as the primary infection.
B. Occurs after a primary infection, often due to a weakened immune system or altered microbiota.
C. Is always less severe than the primary infection.
D. Is not related to the primary infection.
nmdcat.online BS Nursing
Jun 6, 2026

The most common method of transmitting microorganisms in healthcare settings is through:

A. Airborne droplets
B. Contaminated food and water
C. Direct contact with contaminated hands
D. Vectors
nmdcat.online BS Nursing
Jun 6, 2026

A nurse is collecting a specimen from a patient with a suspected wound infection. Proper specimen collection is crucial to prevent contamination and ensure:

A. Rapid patient recovery.
B. Accurate microbial identification.
C. Reduced antibiotic resistance.
D. Improved patient comfort.
nmdcat.online BS Nursing
Jun 6, 2026

The process of inhibiting the growth of microorganisms on living tissue is called:

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

The protective protein coat surrounding the genetic material of a virus is called the:

A. Cell wall
B. Capsule
C. Envelope
D. Capsid
nmdcat.online BS Nursing
Jun 6, 2026

A patient is infected with a bacteriophage. A bacteriophage is a virus that specifically infects:

A. Animal cells
B. Plant cells
C. Bacterial cells
D. Fungal cells
nmdcat.online BS Nursing
Jun 6, 2026

The study of the body’s defense mechanisms against disease is called:

A. Pathology
B. Epidemiology
C. Immunology
D. Pharmacology
nmdcat.online BS Nursing
Jun 6, 2026
nmdcat.online BS Nursing
Jun 6, 2026
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