Adaptive Immunity

What is Adaptive Immunity?

Adaptive immunity involves specialized immune cells and antibodies that attack and destroy foreign invaders and are able to prevent disease in the future by remembering what those substances look like and mounting a new immune response.   There are two types…
Reactions of Innate Immunity

What are the Reactions of Innate Immunity?

Reactions of innate immunity are inflammation, antiviral defines, signal generation.   Inflammation is a process by which your body’s white blood cells and the things they make protect you from infection from outside invaders, such as bacteria and viruses.  Antiviral defines:…
Innate Immunity

What Is Innate Immunity?

Innate immunity is Immunity that is naturally present and is not due to prior sensitization to an antigen from, for example, an infection or vaccination. Since it is not stimulated by specific antigens, innate immunity is generally nonspecific.  The components…
Normal Immune Response

What is the Normal Immune Response?

The normal immune response is way the body defends itself against substances it sees as harmful or foreign. The immune system recognizes the antigens (usually proteins) on the surface of substances or microorganisms, and attacks and destroys, or tries to…
IMMUNODEFICIENCY DISORDERS

WHAT ARE IMMUNODEFICIENCY DISORDERS?

Immunodeficiency disorders are those which impair the immune system’s ability to defend the body against foreign or abnormal cells that invade or attack it such as bacteria, viruses, fungi, and cancer cells.     Immunodeficiency disorders include primary immunodeficiencies, defects in innate…
HYPERSENSITIVITY REACTIONS

WHAT ARE HYPERSENSITIVITY REACTIONS?

Hypersensitivity reactions are exaggerated or inappropriate immunologic responses occurring in response to an allergen or antigen. There are four types of hypersensitivity reactions that include immediate hypersensitivity reactions or delayed type hypersensitivity reactions. Immediate hypersensitivity reactions occur within 24 hours…
Disseminated Intravascular Coagulation

What is Disseminated Intravascular Coagulation?

Disseminated intravascular coagulation is the sudden or insidious onset of widespread thrombosis within the microcirculation. What is the Pathology of Disseminated Intravascular Coagulation? The pathology of disseminated intravascular coagulation is: -Etiology: The cause of disseminated intravascular coagulation is the systemic…
Heparin Induced Thrombocytopenia

What is Heparin-Induced Thrombocytopenia?

Heparin-induced thrombocytopenia is the development of thrombocytopenia, due to the administration of various forms of heparin. What is the Pathology of Heparin-Induced Thrombocytopenia? The pathology of heparin-induced thrombocytopenia is: -Etiology: The cause of heparin-induced thrombocytopenia is IgG antibodies that bind…