Immune Response- Exam Questions and Answers Latest Update 2025 (Rated A+)
Which is least likely to contribute to the spread of HIV infection?
1) Oral sex
2) Mosquitoes
3) Sharing of intravenous needles
4) Vaginal intercourse - Answers Mosquitoes
What is a characteristic indicator that...
Which is least likely to contribute to the spread of HIV infection?
1) Oral sex
2) Mosquitoes
3) Sharing of intravenous needles
4) Vaginal intercourse - Answers Mosquitoes
What is a characteristic indicator that an individual is in the latent phase of HIV? - Answers Lack of
symptoms
What is the most common mode of transmission of HIV?
Vaginal and anal intercourse
Mother to newborn via perinatal transmission
Blood transfusion
Infection from shared needles
Occupational exposure - Answers Vaginal and anal intercourse
What is the main effect of HIV infection? - Answers Poor helper T-cell function
What do T cells do? - Answers Manage the immune response
Attack and destroy foreign cells
, Cell-mediated immunity
What do B cells do? - Answers produce antibodies
A person who has been diagnosed with HIV infection 12 years ago and still has a CD4+ cell count of 800
cells/µL and a low viral load is considered to be in which clinical group? - Answers Long-term
nonprogressor
There is a subset of slow progressor, called the long-term nonprogressor, who account for 1% of all HIV
infections. These people have been infected for at least 8 years, are antiretroviral naïve, have high CD4+
cell counts, and usually have very low viral loads. They are being investigated to determine how they
maintain viral suppression of HIV.
What is Kaposi sarcoma? - Answers low-grade malignant proliferation of endothelial cells
causes lesions to grow in the skin, lymph nodes, internal organs, and mucous membranes lining the
mouth, nose, and throat. It often affects people with immune deficiencies
A 48-year-old man who has been HIV positive for 6 years has just learned that he has been diagnosed
with Kaposi sarcoma (KS). Which fact most accurately conveys an aspect of his diagnosis? - Answers He
is likely to have lesions on his skin, mouth, or GI tract.
While undergoing a kidney transplant from a non-family member, the client's transplanted kidney has
just had the arterial clamps removed. The OR staff notices that the organ is turning purple with no urine
output. When explaining to the family why they had to remove the donor kidney, the nurse will
anticipate that the surgeon would likely include which statement? - Answers Hyperacute rejection
occurs because antibodies against HLA antigens are deposited in vessels, causing necrosis.
The nurse is teaching a new mother about caring for her baby and reducing the risk for infection. On
what principle does the nurse base the knowledge of passive immunity? - Answers Infants are protected
at birth from infection by maternal IgG
A client will be receiving a bone graft from an unrelated individual. Which type of graft does the nurse
inform the client that he or she will be receiving? - Answers Allograft
A client is being treated for an anaphylactic reaction after eating shrimp. Which class of antibodies
mediates the anaphylaxis? - Answers IgE
Manifestations of Kaposi sarcoma include: - Answers lesions of the skin and in the oral cavity,
gastrointestinal tract, and lungs.
The nurse is caring for a client who has AIDS and suffers from wasting syndrome. What is the priority
nursing consideration for this client?
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