END OF TEST 2 TO FINAL) QUESTIONS & ANSWERS
RATED 100% CORRECT.
Which two communicable diseases are the leading causes of death in the world
(from communicable diseases)? Answer - HIV & TB
What was the first job that the CDC had? Answer - To stop malaria in war areas
What qualifies as a notifiable disease? Answer - A disease or condition in
which timely notification and information regarding individual cases is
considered necessary for the prevention and control of the disease or condition
What is the system that the CDC coordinates to ensure data input, analysis, and
dissemination of notifiable disease data? Answer - National Notifiable Diseases
Surveillance System (NNDSS)
What is the mandatory electronic disease reporting application for
Pennsylvania? Answer - PA-NEDSS
What is the national laboratory network that connects foodborne illness cases
to detect outbreaks? How does it do this? Answer - PulseNet; by collecting the
DNA "Fingerprinting of bacteria" from all public health laboratories
What is R0 (Naught)? Answer - The reproductive rate of a pathogen/how
contagious an infectious disease is
,If the R-Naught is closer to 1, what does that say about the infectious disease?
Answer - It is more likely to be contained/under control
What is the R0 of Measles? Answer - 15 (12-18)
What is the R0 of COVID? Answer - 2-3
What is the R0 of Influenza? Answer - 0.9-2.1
What is the Mode of Transmission for Measles, Varicella (Chickenpox),
Tuberculosis, Pertussis, Influenza, and SARS? Answer - Airborne
What is the common Mode of Transmission for Norovirus, Slamonellosis,
Hepatitis A, Trichinosis, E.coli, S.aureus, and clostridium botulinum? Answer -
Foodborne
What is the common Mode of Transmission for Cholera, Typhoid Fever,
Bacillary dysentery, and Giardia lambia? Answer - Waterborne
What is the common Mode of Transmission for West Nile Virus, Lyme Disease,
Rocky Mountain Spotted Fever, Malaria, and Hantavirus? Answer - Vector
Borne (Via a carrier such as a mosquito, tick, or rat)
What is the Mode of Transmission for STDs, Infectious Mononucleosis,
Enterobiasis (pinworms), Impetigo, Lice, and Scabies? Answer - Direct Contact
(Transmission of infectious agents from infected host to susceptible host)
, What is the Mode of Transmission for Toxoplasmosis? Answer - Indirect
Contact; vehicle borne transmission through fomites. (Kitty litter)
What are Fomites? Answer - Contaminated inanimate objects which can
spread disease
What is the Incubation Period of a Disease? Answer - The period of time from
exposure to disease until the symptoms appear
What is the Incubation Period for Influenza? Answer - 24-48 hours
What is the Incubation Period for Mononucleosis? Answer - 28 days
What is the Prodromal Period? Answer - Short period after the Incubation
Period in which there is early, mild symptoms (e.g., Fever, myalgia,
swelling/inflammation) and the pathogen continues to multiply
What is the Acute Infection stage of infection? Answer - The time period
during which the person experiences the full infectious disease with rapid
growth of the pathogen; defense mechanisms and inflammation are in full
force.
Still contagious
What is the Convalescence stage of Infection? Answer - When the body
attempts to contain the infection and eliminate the pathogen; resolution of
symptoms begins to occur and may stretch over days, weeks, or months,
depending on the infection
What is the Resolution Stage of Infection? Answer - Body's attempt to contain
the infection and progressively eliminate the pathogen; resolution of