Lines of Defense
Examples of barrier defenses include
Mucous membranes, skin
After being exposed to an antigen, the immune response time for the second exposure is?
Shorter
Neutrophils, Macrophages, Eosinophils are all types of
Leukocytes
Small accessible portion of an antigen that binds to a receptor
AIDS and HIV stand for
Acquired ImmunoDeficiency Syndrome and Human Immunodeficiency Virus
Non-specific Internal and External defences
Clonal selection of B and T cells create long term...
Memory Cells
These lead to external elimination of pathogens
Coughing, sneezing, urination, diarrhea
What are Antigens
Markers found on viruses, tumors, cells etc, that can be recognized by the immune system
The most successful treatments against viruses are
Vaccinations
In the Humoral Response ___ neutralize pathogens
Antibodies produced by B and Helper T-cells
In order for cytotoxic T cells to be activated, ____ need to be present
Helper T Cells and Antigen presenting cells
Inflammatory Response is triggered by
Tissue damage, Pathogen entry
Leukocytes can also be called
White Blood Cells
MHC genes are unique to all individuals except...
Identical Twins
What is Immunoglobin
Soluble forms of the receptor found on B-Cells
This type of organism generally does not have adaptive immunity
Invertebrates
Symptoms of septic shock include
Dangerously high body temp, Dangerously low blood pressure
Antibodies passing from a mother's placenta to a baby is an example of
Is this apart of insect immunity: Activation of natural killer cells
No, Insects do not have natural killer cells like animals.
MHC __ proteins are recognized by Helper T cells
MHC II
How many different B-Cells and T-cells are there
1 million B cells and 10 million T cells
Interleukin-1
Phagocytosis is
The ingestion of bacteria by phagocytes
What is the most common cause of death in U.S. Critical Care units?
Septic Shock