If we have effective medications for a certain disease, vaccines will not be necessary.Group of answer choicesTrueFalse

Because healthcare personnel are at particular risk for several vaccine-preventable infectious diseases, the Immunization Action Coalition recommends that they receive the following vaccines, except:(1 Point)Hepatitis B vaccineInfluenza (annually)Measles–mumps–rubella (MMR)Varicella (smallpox)Tetanus–diphtheria–pertussis (Tdap)Meningococcal vaccine (for microbiologists who are routinely exposed to isolates of Neisseria meningitidis)

This particular vaccine is important because the natural infection doesnot confer lifelong immunity:

Using your knowledge of the third line of defence, explain why a different vaccine needs to be developed for each infectious disease.

A vaccine is effective because ________.Group of answer choicesthe secondary response of the adaptive immunity is faster and more efficient than the primary responsethe vaccine contains the lymphocytes necessary to fight infectionthe vaccine contains the antibodies necessary to fight infectionB-lymphocytes are unable to mount an immune response the first time they are exposed to a new pathogen

People who regularly work around blood and blood products should obtained a vaccination for __________.Question 20Select one:a.Hepatitisb.H.I.V.c.Shinglesd.Polioe.All of the above