General Defence
A physical defense prevents pathogens from entering the body. Examples include skin, hair, tears, etc.
What are the markers found on pathogens called?
Antigens
What is the immunity you are born with called?
Inherited Immunity
Which blood type is the universal donor?
Type O
Name two symptoms of inflammation.
Heat, swelling, redness, pain.
These cells activate B cells.
Helper T Cells
How do we treat allergies long-term?
Immunotherapy.
Who can safely receive type AB blood?
Only type AB people.
Name the two causes of inflammation.
Foreign bodies, physical injury.
White blood cells that engulf and destroy pathogens. Also known as "big eaters"
Macrophages
What is the difference between active and passive immunity?
Active immunity is long-term, passive immunity is temporary.
Why should you not use antibiotics against the flu?
The flu is a virus. Antibiotics don't affect viruses.
Describe the process of inflammation.
Increased blood in response to an injury or intrusion to allow white blood cells to clean up.
What are the two possible paths for a B cell once it has been activated?
Plasma cell or memory cell.
Give an example of naturally acquired active immunity.
Resistance to chicken pox after being exposed.
Name three of the vaccine-prevented diseases we discussed.
What two physical defenses are also part of the immune system?
Tonsils and adenoids.
What does a plasma cell do?
Produces antibodies.
Give an example of artificially acquired passive immunity.
Antitoxin injection.
What three pieces of information are on the label of an over the counter drug.
What the medicine treats, warnings/side effects, dosage