Lesson 9, Chapter 5 Flashcards
Allergy
The reaction of immune system cells to substances that aren’t pathogens and that don’t bother most people
Allergen
The substances that cause an allergic reaction
Histamine
A chemical released by basophils and mast cells that causes inflammation
Anaphylactic shock
A life-threatening allergic reaction
EpiPen
A device that delivers epinephrine to stop a serious allergic reaction
IgE Molecule
A type of antibody that gets activated during an allergic reaction
Autoimmune disease
A disease where the body attacks and destroys its own cells
Immunogenic
Cells that trigger an autoimmune response.
Sympathetic ophthalmia
An autoimmune reaction to cells of the eyes that get forced outside of them due to trauma.
Contact dermatitis
An allergic reaction of skin when its exposed to certain substances.
Systemic lupus erythematosus
An autoimmune disorder that can cause inflammation and tissue destruction in many different organs.
Encephalitis
Inflammation of the brain.
Regulatory T-cells; specific suppressor T-cells
A type of T-cell that is supposed to prevent autoimmune reactions.
Immune deficiencies
Disorders where the body doesn’t respond effectively to pathogens.
Inherited immune deficiencies
Immune deficiency disorders that are caused by genes inherited from parents.
Acquired immune deficiencies
Immune deficiencies caused by an infection.
Severe combined immunodeficiency (SCID)
The best-known inherited immune deficiency; caused by a missing enzyme important for the development of T-cells.
Human immunodeficiency virus (HIV)
The virus that can lead to AIDS.
Acquired immunodeficiency syndrome (AIDS)
A disease caused by infection with the human immunodeficiency virus (HIV).
Latent infection
An infection that is not active.
Antiretroviral drugs
Drugs that interfere with a virus’s life cycle.
Contagious
Can spread a disease to others.
Blood borne pathogens
Pathogens that live in the blood.
Hepatitis B and C
Viral illnesses that attack the liver.
