WorksheetsActivity 3.1.3 Review
Total questions: 16
Worksheet time: 8mins
All of the following groups of people would be considered susceptible hosts to most viruses except ____.
the elderly
children
adults in their 20's-30's
pregnant women
In the chain of infection, the location that contains the agent of disease is known as the ____.
port of entry
port of exit
reservoir
mode of transmission
If a bacterial infection passes through an open cut on a patient's hand, this would be described as the ____.
port of exit
port of entry
reservoir
agent of disease
This type of transmission requires close contact with an infected person or their bodily fluids.
Indirect
Direct
A patient eats some undercooked beef that contains E. coli. The portal of exit and entry is the gastrointestinal tract and anyone can be a susceptible host. What is the reservior?
Patient
Beef
Fork
Plate
A patient eats some undercooked beef that contains E. coli. The portal of exit and entry is the gastrointestinal tract and anyone can be a susceptible host. Which mode of transmission is this?
Direct
Indirect
A new virus is found to have an infectious dose of 7,000,000 viruses. Is this virus considered dangerous?
No
Yes
All of the following are ways to break the chain of infection with a respiratory virus except ____.
Staying home when you are sick
Wearing a mask
Social distancing
Sharing a drink with an infected person
This is the type of immunity people get from their mothers in the womb.
Acquired, Passive
Innate
Acquire, Active
All of the following are part of our innate immunity/defense except _____.
tears
cilia
digestive enzymes
fingernails
Which type of cells of our immune system go to the site of infection?
T-cells
B-cells
antigens
antibodies
Our bodies respond to certain pathogens by stimulating ____ to produce antibodies.
antigens
B-cells
T-cells
Phagocytes
Receiving a vaccine is an example of which type of immunity?
Active
Passive
Innate
Herd
If R0 is greater than 1,
this pathogen is not at all dangerous.
this pathogen will not leave the reservior.
this pathogen is very contagious.
this pathogen has to be a bacteria.
What is the R0 if there are 600 cases and 35 new ones?
0.06
17.14
Herd immunity is when ____% of the population is immune to the agent in question.
65
75
85
100
