Immunity:HIV:Aids:SLE Practice Exam
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A patient newly diagnosed with HIV asks how the virus affects the immune system. Which is the best response by the nurse?

  • HIV is a retrovirus that targets your T-helper cells, reducing your immune system's ability to fight infections. (correct)
  • HIV directly attacks and destroys your spleen, rendering it unable to produce antibodies.
  • HIV causes your body to produce excessive white blood cells, leading to immune suppression.
  • HIV only affects your red blood cells and doesn't cause other issues.
  • A nurse is caring for a patient with AIDS who has a CD4+ count of 150 cells/µL. Which condition should the nurse monitor for as the most common opportunistic infection?

  • Kaposi sarcoma
  • Pneumocystis jiroveci pneumonia (correct)
  • Cytomegalovirus retinitis
  • Oral candidiasis (thrush)
  • Which statement by a patient indicates correct understanding of Pre-Exposure Prophylaxis (PrEP)?

  • I can stop PrEP immediately if I think I'm no longer at risk.
  • Taking PrEP daily reduces my risk of sexually acquired HIV by more than 90%. (correct)
  • I need to take PrEP only on the days I am sexually active.
  • PrEP can cure HIV if I am exposed to the virus.
  • A nurse is caring for a patient experiencing a hemolytic transfusion reaction after receiving incompatible blood. What type of hypersensitivity reaction is the patient experiencing?

    <p>Type II (cytotoxic)</p> Signup and view all the answers

    A patient has a negative HIV ELISA test but is concerned about recent risky behavior. What is the best response by the nurse?

    <p>You should repeat the test in three months because of the window period.</p> Signup and view all the answers

    What is the priority nursing diagnosis for a patient with HIV experiencing severe diarrhea and weight loss?

    <p>Imbalanced Nutrition: Less than body requirements related to diarrhea</p> Signup and view all the answers

    A nurse educates a patient about the role of IgE in allergic responses. Which statement by the patient shows understanding?

    <p>IgE antibodies increase during allergic reactions and anaphylaxis.</p> Signup and view all the answers

    A nurse is educating a patient diagnosed with HIV about legal requirements for disclosure in Ohio. Which statement by the nurse is accurate?

    <p>You must disclose your HIV status before engaging in any sexual activity.</p> Signup and view all the answers

    A patient newly prescribed highly active antiretroviral therapy (HAART) asks about its goals. Which is the nurse's best response?

    <p>The main goal of HAART is to decrease your viral load and increase your CD4+ count.</p> Signup and view all the answers

    Which of the following best describes how HIV impacts the immune system?

    <p>HIV targets and destroys CD4+ T-helper cells, impairing immune responses.</p> Signup and view all the answers

    A nurse is educating a group about opportunistic infections in AIDS patients. Which of the following is a fungal infection most commonly seen in this population?

    <p>Pneumocystis jiroveci pneumonia</p> Signup and view all the answers

    Which statement made by a patient indicates understanding of Pre-Exposure Prophylaxis (PrEP)?

    <p>Taking PrEP daily can significantly reduce my risk of acquiring HIV.</p> Signup and view all the answers

    A patient receiving a blood transfusion develops a hemolytic reaction. What type of hypersensitivity is this?

    <p>Type II (Cytotoxic)</p> Signup and view all the answers

    A patient with recent high-risk exposure tests negative for HIV using an ELISA test. What should the nurse advise?

    <p>Repeat testing in 3 months due to the window period.</p> Signup and view all the answers

    What is the primary goal of Highly Active Antiretroviral Therapy (HAART) in HIV treatment?

    <p>To suppress viral load and improve CD4+ T-cell counts.</p> Signup and view all the answers

    A patient develops swelling and difficulty breathing after receiving antibiotics. What is the nurse's first action?

    <p>Establish and maintain a patent airway.</p> Signup and view all the answers

    Which recommendation should the nurse provide to minimize the impact of reduced immunity in older adults?

    <p>Ensure adequate sleep, hydration, and nutrition to support immunity.</p> Signup and view all the answers

    A nurse assesses a patient with HIV and suspects Kaposi sarcoma. Which finding is most consistent with this condition?

    <p>Purple or brown lesions on the skin and mucous membranes.</p> Signup and view all the answers

    A patient with HIV asks about their legal responsibility to disclose their status. What is the nurse's best response?

    <p>You must disclose your HIV status before engaging in any sexual activity.</p> Signup and view all the answers

    A nurse is teaching a patient diagnosed with Type I hypersensitivity reaction about potential triggers. Which of the following statements by the patient indicates a need for further teaching?

    <p>I only need to avoid triggers during the flu season.</p> Signup and view all the answers

    A patient with SLE presents with a red, butterfly-shaped rash on their face. Which of the following interventions is the priority for the nurse?

    <p>Educate the patient about using sunscreen and limiting sun exposure.</p> Signup and view all the answers

    A nurse is monitoring a patient receiving corticosteroid therapy for SLE. Which of the following findings requires immediate intervention?

    <p>Complaints of abdominal pain and black, tarry stools.</p> Signup and view all the answers

    A patient undergoing treatment with cyclophosphamide for SLE asks the nurse about lifestyle modifications. Which statement by the patient indicates correct understanding?

    <p>I should avoid crowded places and inform my doctor if I develop a fever.</p> Signup and view all the answers

    A patient develops a reaction 48 hours after being exposed to poison ivy. This reaction is characterized by localized redness and itching. Which type of hypersensitivity reaction is the nurse dealing with?

    <p>Type IV</p> Signup and view all the answers

    A patient experiencing an acute Type I hypersensitivity reaction is prescribed epinephrine. Which statement best explains the rationale for this treatment?

    <p>Epinephrine reverses bronchospasm and vasodilation caused by histamine release.</p> Signup and view all the answers

    A nurse is caring for a patient with SLE who complains of joint pain and fatigue. Which nursing diagnosis is the most appropriate for this patient?

    <p>Risk for Activity Intolerance</p> Signup and view all the answers

    A patient undergoing testing for SLE has a markedly elevated erythrocyte sedimentation rate (ESR) and positive anti-DNA antibodies. What is the clinical significance of these findings?

    <p>They are specific diagnostic markers for SLE.</p> Signup and view all the answers

    A nurse is teaching a patient with SLE about strategies to manage skin involvement. Which patient statement indicates a need for further teaching?

    <p>I can use a tanning bed to even out the rash on my skin.</p> Signup and view all the answers

    A patient with a history of Type II hypersensitivity reaction is scheduled for a blood transfusion. What is the nurse's priority action?

    <p>Ensure the blood type is matched and verified by two nurses.</p> Signup and view all the answers

    Study Notes

    Immunity/HIV/AIDS: Pathophysiology of HIV

    • HIV primarily targets T-helper cells (CD4+ cells)
    • This reduces the immune system's ability to fight infections
    • HIV is a retrovirus

    Opportunistic Infections in AIDS

    • Pneumocystis jiroveci pneumonia is the most common opportunistic infection in patients with AIDS with a CD4+ count of 150 cells/µL.

    Pre-Exposure Prophylaxis (PrEP) Education

    • Daily PrEP significantly reduces the risk of sexually acquired HIV, by more than 90%
    • It does not cure HIV

    Types of Hypersensitivity Reactions

    • Hemolytic transfusion reactions are a type II hypersensitivity reaction
    • Involve the destruction of red blood cells due to antibody-antigen interactions

    HIV Testing and Window Period

    • The window period can be up to three months for detectable antibodies
    • Repeat HIV testing 3 months after a negative test, if concerned about recent risky behavior.

    Nursing Management for HIV

    • The priority nursing diagnosis for patients with HIV experiencing severe diarrhea and weight loss is Imbalanced Nutrition: Less than body requirements related to diarrhea.
    • This requires interventions to restore nutritional balance quickly

    Immunoglobulins and Hypersensitivity Reactions

    • IgE antibodies increase during allergic reactions and anaphylaxis
    • IgE antibodies play a key role in allergic reactions and anaphylaxis by binding to allergens and triggering histamine release

    HIV and Ohio Law on Disclosure

    • Individuals with HIV are mandated to disclose their status to partners before sexual activity in Ohio.

    HAART Therapy Goals

    • The primary goal of HAART is to decrease viral load and increase CD4+ count.
    • HAART does not cure HIV

    HIV Pathophysiology

    • HIV destroys CD4+ T-helper cells, impairing immune responses
    • HIV does not affect red blood cells or directly attack the spleen.

    Opportunistic Infections in AIDS

    • The nurse should monitor for Pneumocystis jiroveci pneumonia when a patient has a CD4+ count of 150 cells/µL.

    HIV Transmission Prevention

    • Daily PrEP intake can significantly reduce the risk of acquiring HIV through sexual contact

    Types of Hypersensitivity Reactions

    • Hemolytic transfusion reactions are a type II hypersensitivity reaction

    HIV Testing and Window Period

    • Repeat HIV testing in 3 months is recommended after a negative result for a patient with concerning recent risk behavior.
    • The window period refers to the time between exposure and detectable antibodies, which can be up to three months

    HAART Therapy Goals

    • HAART aims to suppress viral load and improve immune function by increasing CD4+ cell counts

    Nursing Care for Hypersensitivity

    • Establish and maintain a patent airway if a patient develops swelling and difficulty breathing after receiving antibiotics.

    Education on Immune Health for Older Adults

    • To support immunity in older adults, nurses should recommend adequate sleep, hydration, and nutrition.

    Kaposi Sarcoma in HIV

    • Purple or brown lesions on the skin and mucous membranes are consistent with Kaposi sarcoma.
    • Kaposi sarcoma is frequently associated with late-stage HIV/AIDS

    Patient Education on HIV Disclosure

    • Patients should disclose their HIV status before any sexual activity in accordance with applicable Ohio law.

    Hypersensitivity and SLE

    • Type I hypersensitivity reactions are not limited to the flu season
    • Educating patients with SLE about effective sun protection is crucial.

    SLE Corticosteroid Therapy

    • Black, tarry stools in a patient receiving corticosteroid therapy for SLE indicate gastrointestinal bleeding, a serious side effect,requiring immediate intervention

    SLE Treatment with Cyclophosphamide

    • Patients undergoing treatment with cyclophosphamide for SLE should avoid crowded places and report fever to their doctors.
    • Patients on cyclophosphamide are at higher risk of infection due to the immunosuppressive effects of the medications.

    Hypersensitivity Poison Ivy Reaction

    • A delayed response (Type IV) hypersensitivity reaction occurs 48 hours after exposure.
    • The reaction is characterized by localized redness and itching.

    Hypersensitivity Reactions and Epinephrine

    • Epinephrine reverses bronchospasm and vasodilation caused by histamine release in Type I hypersensitivity reactions

    SLE Nursing Diagnosis

    • Risk for activity intolerance is a priority nursing diagnosis for a patient with SLE, if experiencing fatigue and joint pain.

    SLE Diagnosis

    • Positive anti-DNA antibodies and elevated erythrocyte sedimentation rate (ESR) support SLE diagnosis.
    • These results suggest systemic inflammation and autoimmunity.

    SLE Skin Management

    • Tanning beds exacerbate skin lesions, which can worsen symptoms in SLE patients.
    • Protect from sun and use sunscreen is important.

    Blood Transfusion in Type II Hypersensitivity Reactions

    • Ensuring the blood type is correctly matched, and verified by two nurses, is crucial to prevent hemolytic reactions.

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    Description

    Test your knowledge on the pathophysiology of HIV and AIDS, including opportunistic infections, pre-exposure prophylaxis, and hypersensitivity reactions. This quiz also covers HIV testing protocols and nursing management for HIV patients. Perfect for health science students and professionals!

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