1. Consider how factors such as immune status, wounds, medical devices, medications, multiple illnesses, and age can affect an individual’s susceptibility to disease.
Select all the correct statements from the list below.
Group of answer choices
a. A healthy immune system helps the body to fight pathogens.
b. A person’s age doesn’t make a difference.
c. Over their lifetime, the very elderly have built up their immunity so they are less likely to get sick.
d. The very young have better resistance as their immune systems are new.
e. Immunisations help the immune system improve its ability to destroy pathogens.
f. Medications are useful for destroying some pathogens.
g. A person with multiple illnesses develops stronger immune systems.
h. Some comorbidities will make people more susceptible to infection.
i. Devices, like catheters, stop infection from entering the body.
j. Wounds create entry points into the body for disease.
k. Some medications can reduce the effectiveness of the immune system.
question 2
From the drop-down, choose the correct answer to complete the following sentence.
An [ Select ] [“disease”, “infectious”, “infection”] agent is defined as something that is capable of causing [ Select ] [“disease”, “infection”, “infectious”] or [ Select ] [“disease”, “infection”, “infectious”]
Question 3
Match the type of pathogen with its definition.
Group of answer choices
Bacteria
[ Choose ] An organism that lives on or in a host organism and gets its food from or at the expense of its host, for example intestinal worms. Spore producing organisms that feed on organic matter for example thrush. A very simple microorganism that can only multiply in hosts cells, for example Influenza . Single celled microorganisms some of which are harmful pathogens, for example Salmonella. Although, many are beneficial.
Virus
[ Choose ] An organism that lives on or in a host organism and gets its food from or at the expense of its host, for example intestinal worms. Spore producing organisms that feed on organic matter for example thrush. A very simple microorganism that can only multiply in hosts cells, for example Influenza . Single celled microorganisms some of which are harmful pathogens, for example Salmonella. Although, many are beneficial.
Question 4
Transmission of infection into the body can occur by various paths.
Place the three pathways below in order of highest risk of infection occurring, to the lowest risk of infection.
Group of answer choices
1. Highest risk of infection is
[ Choose ] via insertion into body tissues using penetration. via contact with intact skin. via direct contact onto the skin or mucous membranes.
2. Moderate risk of infection is
[ Choose ] via insertion into body tissues using penetration. via contact with intact skin. via direct contact onto the skin or mucous membranes.
3. Lowest risk of infection is
[ Choose ] via insertion into body tissues using penetration. via contact with intact skin. via direct contact onto the skin or mucous membranes.
Question 5
Complete the below sentences related to the chain of infection, by choosing from the drop-down.
A portal of exit is any route that the pathogen can [ Select ] [“enter”, “leave”, “visit”, “”] the reservoir, whereas a portal of entry is how a pathogen [ Select ] [“multiplies in”, “leaves”, “enters”] a susceptible host.