📂

Microbiology

120 questions found

Practice Questions

A microorganism that is typically spherical in shape is called a:

A. Bacillus
B. Coccus ✓
C. Spirillum
D. Vibrio
nmdcat.online BS Nursing
Jun 6, 2026

The phase of bacterial growth where the number of live cells increases exponentially is called the:

A. Lag phase
B. Log (exponential) phase ✓
C. Stationary phase
D. Death phase
nmdcat.online BS Nursing
Jun 6, 2026
nmdcat.online BS Nursing
Jun 6, 2026
nmdcat.online BS Nursing
Jun 6, 2026

A nurse is caring for a patient with measles. Measles is a highly contagious disease transmitted via:

A. Direct contact
B. Droplet contact
C. Airborne transmission ✓
D. Fecal-oral route
nmdcat.online BS Nursing
Jun 6, 2026

The outer layer of Gram-negative bacteria, containing lipopolysaccharide (LPS), is called the:

A. Peptidoglycan layer
B. Cell membrane
C. Outer membrane ✓
D. Capsule
nmdcat.online BS Nursing
Jun 6, 2026

A patient is receiving broad-spectrum antibiotics. The nurse should monitor for the development of a superinfection, which occurs when:

A. The patient becomes resistant to the antibiotic.
B. The antibiotic kills beneficial normal flora, allowing opportunistic pathogens to thrive. ✓
C. The infection spreads to other body sites.
D. The patient develops an allergic reaction to the antibiotic.
nmdcat.online BS Nursing
Jun 6, 2026

A nurse is reviewing a patient’s wound culture results, which show the presence of both aerobic and anaerobic bacteria. Anaerobic bacteria are those that:

A. Require oxygen for growth.
B. Cannot grow in the presence of oxygen. ✓
C. Can grow with or without oxygen.
D. Grow only in acidic environments.
nmdcat.online BS Nursing
Jun 6, 2026

The immune response that involves specific lymphocytes (B-cells and T-cells) recognizing and targeting specific pathogens is known as:

A. Innate immunity
B. Adaptive immunity ✓
C. Passive immunity
D. Non-specific immunity
nmdcat.online BS Nursing
Jun 6, 2026
nmdcat.online BS Nursing
Jun 6, 2026

A patient is diagnosed with a viral infection. A common antiviral drug might target the virus’s ability to:

A. Synthesize its cell wall.
B. Replicate its genetic material. ✓
C. Produce bacterial toxins.
D. Carry out metabolic processes.
nmdcat.online BS Nursing
Jun 6, 2026

A microorganism that lacks a true nucleus and membrane-bound organelles is classified as a:

A. Eukaryote
B. Prokaryote ✓
C. Virus
D. Fungus
nmdcat.online BS Nursing
Jun 6, 2026

A patient is prescribed an antibiotic that targets the bacterial cell wall. This mechanism of action is effective because human cells:

A. Also have cell walls that are affected.
B. Have a different type of cell wall.
C. Lack a cell wall. ✓
D. Have a cell membrane that is resistant to the antibiotic.
nmdcat.online BS Nursing
Jun 6, 2026

A patient is infected with a protozoan parasite, such as Giardia. Protozoa are:

A. Unicellular fungi.
B. Multicellular worms.
C. Single-celled eukaryotic microorganisms. ✓
D. Non-living infectious agents.
nmdcat.online BS Nursing
Jun 6, 2026
Page 5 of 7
Jump to:

🏆 Top Contributors

  • N

    nmdcat.online

    11260 MCQs

  • N

    NMDCAT.ONLINE

    1 MCQ

  • G

    GULABsb

    1 MCQ

Categories

View all →