N212 Immunology

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Which of the following is characteristic of the signs and symptoms of initial HIV infection?

Flu-like symptoms

Which disorder is associated with a type III hypersensitivity mechanism of injury?

Systemic Lupus Erythematosus (SLE)

The nurse is administering immunizations at a health care clinic. The nurse understands that an immunization will provide:

acquired immunity from disease

The immune system disorder associated with HIV is

deficiency of T-helper (CD4) lymphocytes

A severe type I hypersensitivity reaction is known as:

Anaphylaxis

An example of a type II hypersensitivity reaction is:

Blood Transfusion reaction

The primary function of bone marrow is

Hematopoeisis (formation of red blood cells).

The principle immunoglobulin mediator of type I hypersensitivity reactions is

IgE

The health history of a 6-month child old reveals recurrent bacterial and fungal infections. The most likely cause of these infections is:

Immune deficiency

Which statement is true about a type III hypersensitivity reaction?

In a type III hypersensitivity reaction, tissue/organ damage occurs when antibody-antigen complexes are deposited in cell membranes.

_______ immunity refers to the transfer of antibodies, while ________immunity refers to antigen exposure.

Passive, Active

___ cells are responsible for cell-mediated immunity, while ___ cells are responsible for humoral immunity.

T,B

A patient receiving zidovudine and a protease inhibitor to manage HIV infection is found to have an undetectable viral load. This means that the

The therapy is effective

Systemic lupus erythematosus (SLE) and glomerulonephritis are examples of

Type III sensitivity

In some people, Systemic Lupus Erythematosus (SLE) is accompanied by:

a butterfly rash

An HIV-positive patient is hospitalized for evaluation of symptoms of progressive weakness, dyspnea, weight loss, and low-grade fever. A biopsy of lung tissue reveals Pneumocystis jiroveci pneumonia. This diagnosis means that the patient

has AIDS

Proteins displayed on cell surfaces that mark the cells as "self" are known as

major histocompatibility complex (MHC) proteins

An opportunistic infection occurs because:

the host has a weakened immune system

Which of the following is true regarding HIV?

HIV is a retrovirus

The clinical latency period after HIV infection is a time when no

Significant signs of immunodeficiency occur


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