MIC 205 FINAL EXAM 2024 WITH 100%
CORRECT ANSWERS
3 characteristics of plasma B cells - correct answer✔✔ produced during B call proliferation
secrets a complementary molecule specific to the antigenic
short-lived (days)
5 parts of an antibody: - correct answer✔✔ polypeptides
covalent bonds
heavy and small chains
antigen binding sites (2)
Fc region
A molecule or fragment that triggers a specific immune response is an: - correct answer✔✔ antigen
A region or fragment that has antigenic properties - correct answer✔✔ epitrope
acne is caused by: - correct answer✔✔ Propionibacterium acnes (normal microbiota)
allergic individuals plasma cells produce a significant amount of __________ in response to allergens -
correct answer✔✔ IgE
Allergy, auto-immune, hypersensitivity are what type of immunologic disorder class? - correct
answer✔✔ over-reaction
Attenuated vaccines are also known as: - correct answer✔✔ live and weakened vaccines
, B-cells require the help from __________ which will direct __________ via chemical signals - correct
answer✔✔ antigen presenting cell and T helper cell
Cat Scratch Fever is caused by: - correct answer✔✔ Bartonella henselae (produces Lipid A)
Chickenpox and shingles are caused by: - correct answer✔✔ Variellovirus (enters through respiratory
tract)
Cross-linking of antibodies with particulate antigens: - correct answer✔✔ agglutination
Describe a type IV hypersensitivity dermatitis reaction - correct answer✔✔ cell mediated immune
response (T cells)
results in an intensely irritating rash
triggered by chemically modified skin proteins that the body sees as foreign
acellular, fluid-filled blisters develop in severe cases
edits lymphocytes to eliminate any and all self-reactive cells - correct answer✔✔ clonal deletion
Exposure to allergens will cause the release of inflammatory molecules such as: - correct answer✔✔
histamine, kinase, protease, leukotrinase, and prostaglandins
Facultative anaerobic, salt tolerant, desiccation tolerant, direct contact transmission... - correct
answer✔✔ Staphylococcus
Gas gangrene is caused by: - correct answer✔✔ Clostridium sp.
Immunodeficiency disease is what class of immunologic disorder? - correct answer✔✔ under reaction
In type III hypersensitivity, what happens to the immune complexes that are not removed by
phagocytes? - correct answer✔✔ they will bind to blood vessel walls or get trapped in organs or joints
CORRECT ANSWERS
3 characteristics of plasma B cells - correct answer✔✔ produced during B call proliferation
secrets a complementary molecule specific to the antigenic
short-lived (days)
5 parts of an antibody: - correct answer✔✔ polypeptides
covalent bonds
heavy and small chains
antigen binding sites (2)
Fc region
A molecule or fragment that triggers a specific immune response is an: - correct answer✔✔ antigen
A region or fragment that has antigenic properties - correct answer✔✔ epitrope
acne is caused by: - correct answer✔✔ Propionibacterium acnes (normal microbiota)
allergic individuals plasma cells produce a significant amount of __________ in response to allergens -
correct answer✔✔ IgE
Allergy, auto-immune, hypersensitivity are what type of immunologic disorder class? - correct
answer✔✔ over-reaction
Attenuated vaccines are also known as: - correct answer✔✔ live and weakened vaccines
, B-cells require the help from __________ which will direct __________ via chemical signals - correct
answer✔✔ antigen presenting cell and T helper cell
Cat Scratch Fever is caused by: - correct answer✔✔ Bartonella henselae (produces Lipid A)
Chickenpox and shingles are caused by: - correct answer✔✔ Variellovirus (enters through respiratory
tract)
Cross-linking of antibodies with particulate antigens: - correct answer✔✔ agglutination
Describe a type IV hypersensitivity dermatitis reaction - correct answer✔✔ cell mediated immune
response (T cells)
results in an intensely irritating rash
triggered by chemically modified skin proteins that the body sees as foreign
acellular, fluid-filled blisters develop in severe cases
edits lymphocytes to eliminate any and all self-reactive cells - correct answer✔✔ clonal deletion
Exposure to allergens will cause the release of inflammatory molecules such as: - correct answer✔✔
histamine, kinase, protease, leukotrinase, and prostaglandins
Facultative anaerobic, salt tolerant, desiccation tolerant, direct contact transmission... - correct
answer✔✔ Staphylococcus
Gas gangrene is caused by: - correct answer✔✔ Clostridium sp.
Immunodeficiency disease is what class of immunologic disorder? - correct answer✔✔ under reaction
In type III hypersensitivity, what happens to the immune complexes that are not removed by
phagocytes? - correct answer✔✔ they will bind to blood vessel walls or get trapped in organs or joints
