QUESTIONS AND 100% CORRECT
ANSWERS|LATEST 2025/2026|GRADED A+
Active immunity - ANSWER resistance developed response to an antigen
Which is the most cost-effective form of prevention in healthcare? -
ANSWER Primary prevention
When a critical portion of the population is immunized against a contagious disease,
most members of the group, even the unimmunized, are protected against that
disease because there is less opportunity for an outbreak, this is defined as? -
ANSWER Community immunity
Primary prevention - ANSWER Efforts to prevent an injury or illness from ever
occurring. Education, counseling, immunizations
Active immunization - ANSWER administration of antigens so patient actively
mounts a protective immune response
Passive immunity - ANSWER person receives sect antibodies, usually after the
administration of immune globulin (IG), after exposure to an infective agent-
Temporary immunity
passing of antibodies from mother to fetus
Secondary prevention - ANSWER -focuses on early identification of individuals or
communities experiencing illness
-examples: communicable disease screening, early detection diabetes; screening for
HTN
Tertiary prevention - ANSWER minimize disease associated complications and
negative health effects of the conditions
1
,Examples: medications/lifestyle modifications to normalize blood glucose
What is the role of zanamivir (Ralenza) and oseltamivir (Tamiflu) in the treatment of
influenza? - ANSWER Initiation of therapy early in acute influenza illness can
help minimize the severity of disease when the illness is causes by a nonresistant
viral strain.
When advising a patent about the influenza nasal spray vaccine, the NP considers the
following - ANSWER it contains live, attenuated virus
The most common mode of influenza virus transmission is via: -
ANSWER respiratory droplet
In an immunocompetent adult, the length of incubation for the influenza virus is on
average? - ANSWER 1-4 days
Signs and symptoms of uncomplicated influenza infection - ANSWER fevere,
mylagia, HA, malaise, nonproductive cough, sore throat, rhinitis typically resolves
within 1 weeks
Adult patients with influenza are infectious for how long? - ANSWER 1 day
before symptoms- 5 days after onset of illness
Children up to 10 days
Immunocompromised infectious up to 3 weeks
Children younger than 9 should who are receiving their initial influenza immunization
should receive how many doses? - ANSWER 2 separated by 4 or more weeks.
Which is true of the MMR vaccine? - ANSWER Live (attenuated) virus
Two doses given at least 1 month apart are recommended for adults who have not
been previously immunized
2
, Discouraged during pregnancy
Pneumococcal disease is caused by - ANSWER Gram positive diplococcus
streptococcus pneumoniae
Average risk for pneumococcal vaccination - ANSWER <65 years of age without
chronic medical condition
no vaccination needed
Increased risk for pneumococcal vaccination - ANSWER >19 and <65 years of age
immunocompetent
Cigarette smokers or chronic conditions
(DM, COPD, CV disease, liver, kidney)
Should receive PPSV23 and repeat after 5 years
Highest risk for pneumococcal vaccination - ANSWER >65 years of age or
immunocompromised
>65 receive PCV13 followed by PPSV23 1 year later
Younger patients PCV13 followed by PPSV23 8 in weeks
HIV diagnoses patients and pneumococcal vaccination considerations -
ANSWER 100 times more at risk
receive vaccination as soon as possible
PCV13 followed by PPSV23 8 wks later
Second PPSV23 after 5 years, third dose after 65 y.o.
The HBV vaccine should be offered - ANSWER during the treatment for sexually
transmitted diseases in unimmunized adults
3