Resident Flora and Yeast Infections - Multiple Choice Questions

Which is a characteristic of resident flora?

• They live on sterile areas of the body.

• They cause harm to the body.

• They provide a type of specific immunity.

• They compete with disease-producing microorganisms.

Which best describes why yeast infections are common in women on antibiotics?

• Yeast grows well when exposed to the sugar, which is found as a carrier substance in most antibiotics.

• Destroying one type of resident flora (bacteria) can allow overproliferation of another competing type (yeast).

• Yeast prefers a warm, moist, and dark environment, such as that present in the female perineum.

• Antibiotics allow yeast to access sterile environments in the body.

The nurse is caring for a client with a communicable disease. Which is true about this type of disease? Select all that apply.

• All infectious diseases are communicable.

• Communicable diseases are spread from person to person.

• Blood is a common carrier for communicable diseases.

• Communicable diseases are caused by infections that live and reproduce in a human host.

• Body fluids can carry communicable diseases from one person to another.

Which factor(s) affects the variability with which a pathogen is able to cause disease? Select all that apply.

• Infectivity

• Virulence

• Superinfection

• Toxigenicity

• Antigenic variability

Which is a mechanism(s) by which a pathogen causes disease in humans? Select all that apply.

• Direct destruction of the host cell

• Interference with the host cell’s metabolic function

• Attack of the pathogen by the host cell’s immune cells

• Exposure of the host cell to toxins

• Potency of the pathogen

Which precautions are taken in recognition that all blood and body fluids are potentially infected?

• Transmission-based

• Infectious

• Handwashing

• Universal

Which is a complication of infection where pathogens of any type gain access to the blood?

• Septicemia

• Bacteremia

• Septic shock

• Chronic infection

A client with streptococcal pharyngitis is prescribed an antibiotic and is instructed to take the antibiotic three times a day for 10 days. After the 4th day, the client is asymptomatic and decides not to finish the medication. What complication is likely to result?

• Septicemia

• Bacteremia

• Septic shock

• Chronic infection

The nurse is caring for a client with a bacterial infection in the lungs. Which bacteria is most likely to have caused this infection?

• Streptococcus pneumoniae

• Neisseria meningitidis

• Escherichia coli

• Pseudomonas aeruginosa

The client believes that they have “athlete’s foot” because of burning and itching along with redness between the toes. The client looks in your bathroom drawer where medications are kept. The client pulls out the antibiotic ointment and applies this to the reddened areas. After 3 days of application, there is no improvement. Why is this medicine not working?

• Topical medications usually take at least 7 days to be effective.

• Antibacterial medications are not effective against fungi.

• This type of infection requires oral antibiotics.

• The client is probably immunocompromised.