Your Transmission, Should You Choose To Accept It...
Which pathogen type is missing?
Fungi, Protozoa, Bacteria, Virus, Parasite
Prion
How many lines of defence do humans have?
3
Name a non-specific defence mechanism in humans.
Physical barrier, body fluids, inflammation, non-specific cells (e.g. phagocytes), NK Cells, Complement System
How do antivirals help treat disease?
Inhibits virus development so the immune system can deal with the infection
Who is first on the roll?
Stephen Byrne
Which diseases are the most difficult to control during an outbreak?
Airborne diseases
Plant responses are divided into which two categories?
Passive and Active Defences
Name the two types of Immune System in humans.
Innate and Adaptive
How can genetic engineering help prevent the spread of disease?
Altering the genes of an organism to make it resistant to a particular disease
10
What is the difference between horizontal and vertical transmission?
Vertical: between parent and offspring
Horizontal: between individuals in the same generation or not parent/child
Why might a person vomit in response to an infection?
The body vomits to expel substances from the GI tract.
Define antigen.
A marker that can cause an immune response
Which three levels are disease monitored at?
Local, regional and global
Who is second last on the roll?
Blake Rasho
List Koch's Postulates.
1. The same microorganism must be present in every diseased host.
2. The microorganisms can be isolated from a diseased host and grown into a pure culture
3. When a sample of the cultured microorganism is inoculated into a healthy host, the new host develops the same disease.
4. The microorganism can be isolated from the second host and identified as the original species.
Name four components of the Lymphatic System
Descirbe the immune cells involved in the cell-mediated response.
Helper T-Cells: activates other immune cells such as B cells and cytotoxic T-cells
Killer (Cytotoxic) T-Cells: directly attacks and kills foreign, cancerous and infected cells
Describe the importance of one method of managing an environmental factor to control an epidemic or pandemic.
Water supply, air quality, sanitation, food sources, quarantine
There are two letters that are tied for starting the most surnames. List the surnames.
Gerrey, Grimm, McLean, Moxon
What percentage of human diseases are transmitted by vectors?
17%
T, B, Macrophages, Neutrophils, Dendritic
Explain the difference in antibody concentration between a primary and secondary exposure to a pathogen.
Antibody concentration increases to a higher number and at a faster rate during secondary exposure
A country of 2,000,000 people had 7000 new cases of a disease in a year. Calculate the incidence of the disease.
0.35%
What is the most common first name (including abbreviations) in the history of this class? Name all of the students who shared this name.
Lilly (Oxley, Slattery, Thompson, Touzell)