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30 Apr 2018

For humoral or antibody-mediated immunity, describe activation, differentiation, clonal selection, and proliferation. You can use a descriptive diagram instead.

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Keith LeannonLv2

1 May 2018

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1. describe the b cell response or humoral circulating immunity.Include the following : activation of b cell,clonal expansion,antibody production, b plasma and memory cells and secondaryamnestic response.

2. explain antibody method of action

3. describe the t cell response or cell mediated immunityinclude the following: activation by macropahge presentation,clonalexpansion,resulting t cell types and their roles.

jadeeel186

For each of the following, identify the antibody or antibodies (if more than one) that meet each of the following criteria. Briefly (about one sentence or less) answer the follow-up question.

a)________ Only antibody formed in the absence of TH-B cell interaction (T-independent pathway). What types of antigen allow this mechanism of B cell activation? b)________ Able to activate the complement cascade. What are three consequences of complement activation?

c)________ Able to initiate ADCC. What happens during ADCC?

d)________ Able to opsonize a pathogen. What is another opsonin that we talked about in Bio 221?

e)________ Main antibody secreted across mucosal surfaces. How do bacteria that use this portal of entry prevent this antibody from finding them?

f)________ Used to prevent Rh- moms from being sensitized against an Rh+ baby. Briefly explain how this type of hypersensitive reaction could kill subsequent babies.

g)________ Found on the surface of a naÃ¯ve B cell. What is a ânaÃ¯veâ B cell?

h)________ Responsible for the allergic response What happens during the two exposures required for the allergic response? (>1 sentence is OK)

i)________ Used in artificial passive immunizations What is the difference between âactiveâ and âpassiveâ immunity? State some examples.

burgundyraccoon49

1.T cytoxic cells bear a receptor that is used to identify it distinctly from other immune cells. The receptor is know as cluster of differentiation CD-----------.

2. place the immunity concepts in order referencing basic immunity organization levels lines of Defense 1,2,3

A. HCL or Tears
B. Engulfing pathogens or Fever
C. Infected cell killing or immunoglobulin prosuction

3.Opsonizationot is best represented by this matching pair.

A. natural killer human cell with virus
B. Ts down regulate immune responses
C. B, cell Fc antibody class
D. neutrophils serrations marrescens
E. CD4+CXCR4 co-receptor binding and entry

4. what is the HIV protein that is involved in attachment of the virus to human immune cells?

5. identify the HIV antiviral drug that would stop the virus from exiting the helper Tcell.

isentres

retro vir

crixivan

mouse enzyme

selzentry

6. The maim type of immune cell infected by HIV are the -----------cells in the course of an infection.

7.All of the following are physical barriers to pathogens except

unbroken skin

mucous

hairs

tears

t cellso

8. B cells are activated by?

9. plasma cell best description?

function in cell mediated immunity

are derived from T lymphocytes

produce and secrete antibodies

responsible for making complement protein

10. when does the lectin pathway for the complement systems achieved it's goal

1. it begins with antibodies similar to the classical pathway

2. the goal happen during a lost of function

3. once C3 breaks a part the 3 goalso of the complement system begin

4. when complement protein B,D and P , are attracted to the pathogen

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For humoral or antibody-mediated immunity, describe activation, differentiation, clonal selection, and proliferation. You can use a descriptive diagram instead.

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