APHA Vaccine-Preventable Diseases & Immunology

Question 1

Which disease was eradicated worldwide due to vaccination?

Accepted Answer

Smallpox

Answer

Smallpox is the only human disease eradicated globally through an effective vaccination program.

Question 2

Which immune system component is responsible for producing antibodies?

Accepted Answer

B cells

Answer

B cells, also known as B lymphocytes, are responsible for producing antibodies in response to pathogens.

Question 3

What type of vaccine is the MMR vaccine?

Accepted Answer

Live attenuated vaccine

Answer

The MMR vaccine is a live attenuated vaccine, meaning it contains weakened forms of the virus.

Question 4

Which of the following is a symptom of diphtheria?

Accepted Answer

Thick gray membrane in throat

Answer

Diphtheria can cause a thick gray coating in the throat that can lead to breathing difficulties.

Question 5

What is the primary function of memory cells in immunity?

Accepted Answer

Respond faster to future infections

Answer

Memory cells remember past infections and enable a quicker and stronger response upon re-exposure.

(APHA) American Public Health Association Immunization Certification Practice Test