Opsonization is the...
coating of a particle/microbe with proteins to target it for phagocytosis.
Cytolysis, occurs when a cell...
bursts due to an osmotic imbalance that has caused excess water to diffuse into the cell.
Inflammation is triggered by the _______ Immune System.
Inflammation is indicated by...
red, swollen, painful tissue
inflammation is the result of an abundance of ________ at the site of an injury/infection.
white blood cells
In inflammation, basophils will secrete _______.
Histamine release by basophils trigger _______ which ________ blood flow and initiates ________.
vasodilation, increase, inflammation
When a histamine triggers inflamation, what occurs?
- increased blood flow to area
- produces reddish skin
- fluid builds up
- brings more white cells to area
Endogenous pyrogens initiate _______.
A fever is...
an increase of body temperature
Endogenous pyrogens are toxic to _______.
The Adaptive Immune System is not local but _______.
Systemic means the entire...
body is involved.
True or False
We are born with adaptive immunity.
Acquiring adaptive immunity requires _______.
The adaptive immune system exhibits _______, which means that the immune system responds to a _______.
What are the three components of the adaptive immune system?
Lymphocytes have continuous cell surface _______ that bind to specific _______.
Antigens bind to
specific lymphocyte receptors
Antibodies bind to
What is an antibody?
A blood protein produced in response to and counteracting a specific antigen.
Antibodies combine chemically with substances which the body recognizes as _______, such as _______, _______, and foreign substances in the _______.
alien, bacteria, viruses, blood
What is an antigen?
A toxin or other foreign substance which induces an immune response in the body, especially the production of antibodies.
Antibodies circulate in the blood looking for _______.
This structure represents an
The red portions are called the
The blue part is called the
The top "Y" portion is called the
The bottom main trunk of the "Y" is called the
What are the characteristics of the variable region of an antibody?