Flashcards in Lecture 21 Deck (70)
How can some bacterial diseases be prevented?
use of immunization
How is active immunity induced?
by vaccines prepared from bacteria and their products
How is passive immunity induced?
provided by adminstration of preformed Abs in preparation called immunoglobulins
What are bacterial vaccines composed of?
capsular polysaccharides, inactivated exotoxins (toxoids), killed bacteria, attenuated bacteria
At what age is strep pneumonia vaccine given?
individuals greater than 60
What age is HIB vaccine used for?
children between 1-15 months to prevent meningitis
Which serotype of HIB is more serious?
B- causes meningitis in children
Name for formaldehyde treated exotoxin
At what age is diphtheria vaccine given?
children 2, 4, and 6 months of age- booster dose 1 year later
WHat is bordetella pertussis vaccine given to prevent?
What does pertussis vaccine contain?
inactivated toxoid and other proteins
What is purified protein vaccine given for?
against lyme disease- contains purified outer surface proteins of Borrelia Burgdorferri
What does anthrax vaccine contain?
protective antigen purified from organism
What is BCG vaccine given for?
protection against TB- efficacy is doubtful so not given in US
WHat is Francicella tularensis vaccine given for?
protection for tularemia disease
List some killed bacterial vaccines
cholera, yersenia, typhus, Q fever,
WHat type of vaccines are available for Typhoid disease?
ALL- killed, live, polysaccharide
Why would performed antibodies be given?
for immediate protection
Another name for antitoxins
Three types of anti toxins
tetanus, diptheria, botulinum
What would be given to a patient that had a bad contaminated wound?
tetanus antitoxin and tetanus toxoid in two different locations
Define active- passive immunity
Both antitoxin and toxoid will be given
Do drugs help with viral disease?
NO- prevention is key
Two forms of viral vaccines
live attenuated vaccine and killed vaccine
Do viruses have toxoid vaccines?
NO- only bacteria does
Is MMR a live or killed vaccine?
At what age is MMR given?
after the age of 15 months- maternal antibodies may neutralize the vaccine before then
What viruses have killed vaccine?
influenza, hepatitis A, rabies
WHat vaccine do we have for polio?
Both killed and live