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vaccines

What does a vaccine contain?

Weakened or killed pathogen or parts of a pathogen

When a person has previously been vaccinated against a viral pathogen, which cells are activated if that same pathogen re-enters the host's cells months or years later?

Memory cytotoxic T cells

What is the primary benefit of vaccination?

An immune response will occur quicker upon future exposure to the pathogen.

Which type of vaccine could possibly cause a person to develop the disease?

Attenuated live vaccine

What is the hallmark of a conjugated vaccine?

These vaccines contain weakly antigenic elements plus a more potent antigenic protein.

The influenza vaccine is an example of a(n)

inactivated killed vaccine.

To vaccinate children against the bacterial infection diphtheria, pure diphtheria toxin is chemically modified and injected as a vaccine. This is an example of which type of vaccine?

toxoid vaccine.

?

conjugated vaccine.

?

DNA vaccine

What is the function of boosters?

Boosters are injections that are given periodically to maintain immunity.

The Hepatitis B vaccine is which type of vaccine?

Subunit vaccine

BCG is a vaccine against Mycobacterium tuberculosis. The vaccine is composed of a live Mycobacterium bovis variant called bacillus of Calmette and Guérin. This is an example of which type of vaccine?

attenuated whole agent vaccine

To vaccinate children against the bacterial infection diphtheria, pure diphtheria toxin is chemically modified and injected as a vaccine. This is an example of which type of vaccine?

toxoid vaccine

?

inactivated whole agent vaccine

Patients can receive one of two different types of influenza vaccine, both of which use whole viruses. The nasal spray uses live virus and is an example of a(n) ________ vaccine, while the injection uses killed virus and is an example of a(n)___________ vaccine.

attenuated whole agent, inactivated whole agent

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