Nokea
A nurse is participating in a vaccination clinic at the local public health clinic. The nurse is describing the public health benefits of vaccinations to participants. Vaccine programs addressing which of the following diseases have been deemed successful? Select all that apply.
- A. Polio
- B. Diphtheria
- C. Hepatitis
- D. Tuberculosis
- E. Pertussis
Correct Answer: A,B,E
Rationale: Vaccination programs for polio, diphtheria, and pertussis are highly successful. No tuberculosis vaccine exists, and hepatitis vaccination success is less pronounced.
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The nurse educator is discussing emerging diseases with a group of nurses. The educator should cite what causes of emerging diseases? Select all that apply.
- A. Progressive weakening of human immune systems
- B. Use of extended-spectrum antibiotics
- C. Population movements
- D. Increased global travel
- E. Globalization of food supplies
Correct Answer: B,C,D,E
Rationale: Emerging diseases are driven by antibiotic resistance, population movements, global travel, and food globalization. Generalized immune weakening is not a primary cause.
The nurse who provides care at a wilderness camp is teaching staff members about measures that reduce campers and workers risks of developing Giardia infections. The nurse should emphasize which of the following practices?
- A. Making sure not to drink water that has not been purified
- B. Avoiding the consumption of wild berries
- C. Removing ticks safely and promptly
- D. Using mosquito repellant consistently
Correct Answer: A
Rationale: Giardia is transmitted through contaminated water, so avoiding unpurified water is key. Berries, ticks, and mosquitoes are not associated with Giardia transmission.
During a health education session, a participant asks the nurse how a vaccine can protect from future exposures to diseases against which she is vaccinated. What would be the nurses best response?
- A. The vaccine causes an antibody response in the body.
- B. The vaccine responds to an infection in the body after it occurs.
- C. The vaccine is similar to an antibiotic that is used to treat an infection.
- D. The vaccine actively attacks the microorganism.
Correct Answer: A
Rationale: Vaccines stimulate an antibody response to provide immunity against future exposures. They do not treat active infections or directly attack pathogens.
A nurse who provides care in a busy ED is in contact with hundreds of patients each year. The nurse has a responsibility to receive what vaccine?
- A. Hepatitis B vaccine
- B. Human papillomavirus (HPV) vaccine
- C. Clostridium difficile vaccine
- D. Staphylococcus aureus vaccine
Correct Answer: A
Rationale: Hepatitis B vaccine is essential for healthcare workers due to exposure risk to bloodborne pathogens. HPV is sexually transmitted, and no vaccines exist for C. difficile or S. aureus.
The nurse places a patient in isolation. Isolation techniques have the potential to break the chain of infection by interfering with what component of the chain of infection?
- A. Mode of transmission
- B. Agent
- C. Susceptible host
- D. Portal of entry
Correct Answer: A
Rationale: Isolation prevents pathogen spread by blocking the mode of transmission. It does not directly affect the agent, host, or portal of entry.