This simple hygiene practice is one of the most effective ways to prevent the spread of infectious diseases.
Hand washing
During COVID-19, people who had been exposed to the virus were often asked to stay at home for a period of time. This practice is called _______.
Quarantine
During an outbreak, health authorities use this process to identify people who may have been exposed to an infected person.
Contact tracing
A disease outbreak that spreads across many countries or continents is called this.
Pandemic
This disease is spread by mosquitoes and causes hundreds of thousands of deaths worldwide each year.
Malaria
Instead of sneezing into your hands, you should sneeze into this part of your arm.
Elbow
The main purpose of quarantine is to stop infectious diseases from doing this.
Spreading
If you have spent time near someone who later tests positive for a disease, you may be identified as this type of person.
Close contact
A pandemic occurs when an infectious disease spreads to many countries around the world and affects large numbers of these.
People
This viral disease can be prevented by vaccination and was declared eradicated worldwide in 1980.
Smallpox
People may wear these over their nose and mouth to help reduce the spread of respiratory diseases.
Face mask
During quarantine, people were often encouraged to avoid crowded places and maintain this distance from others.
Social distancing
During COVID-19, many businesses asked customers to do this in order to enter their business.
Scan the QR code
This influenza pandemic occurred in 1918–1919 and infected about one-third of the world's population.
Spanish 'flu
This viral disease is one of the deadliest known infections, with some outbreaks having mortality rates of around 50% or higher. It causes severe bleeding and organ damage.
Ebola
Kitchen benches, chopping boards and utensils should be kept clean to prevent the spread of these disease-causing microorganisms.
Pathogens
During COVID-19, two students attend a party. One student later tests positive. Even though the second student feels well, they are asked to stay home for several days because they have had this type of contact.
Close contact
A student tests positive for an infectious disease on Monday. Contact tracers ask where the student has been and who they have interacted with over the previous few days. The main goal is to identify people who may have been _______.
Exposed to the pathogen
Historians estimate that this pandemic may have killed between 30–50% of Europe's population during the 14th century.
Black Death
This disease, once known as "consumption," mainly affects the lungs and is caused by a bacterium.
Tuberculosis
A food worker prepares raw chicken and then immediately makes a salad without washing their hands or cleaning the equipment. This process can spread pathogens from one food to another.
Cross-contamination
During COVID-19, many people stayed in a separate room from family members when they became sick to reduce the chance of spreading the disease.
Isolation
During an outbreak investigation, health authorities try to identify the first known infected person so they can understand where the disease may have started spreading. This person is often referred to as this.
Patient Zero
This disease caused a global pandemic in the 1980s and continues to affect millions of people today. It attacks the immune system and is caused by HIV.
AIDS
This viral disease can cause paralysis and was once feared worldwide before effective vaccines became available.
Polio