The nurse knows that Type 1 Hypersensitivity reactions are caused by which of the following?

Release of memory T-cells

Organ rejection

Damage to blood vessels

Release of histamine

Answer and Explanation

The Correct Answer is D

A.   Release of memory T-cells: Memory T-cells are involved in Type IV delayed hypersensitivity, not Type I reactions.
B.   Organ rejection: Organ rejection is associated with Type IV hypersensitivity reactions, not Type I.
C.   Damage to blood vessels: This is more characteristic of Type III hypersensitivity reactions.
D.   Release of histamine: Type I hypersensitivity reactions, such as anaphylaxis and allergic rhinitis, are triggered by the release of histamine from mast cells after IgE-mediated sensitization.

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Correct Answer is C

Explanation

A. "These organs assist with vitamin absorption."These organs are not involved in nutrient absorption.
B. "These organs are used in digestion." The thymus, spleen, and lymph nodes are not part of the digestive system.
C. "These organs are for immunity." These organs play essential roles in the immune system, including lymphocyte production, pathogen filtration, and immune response regulation.
D. "These organs regulate electrolyte balance." Electrolyte regulation is managed by the kidneys and endocrine system.

A. Gingivitis B. Xerostomia C. Candidiasis D. Halitosis

Correct Answer is C

Explanation

A. Gingivitis refers to inflammation of the gums, typically causing redness and bleeding, not a white, creamy coating.
B. Xerostomia (dry mouth) can occur in HIV/AIDS but does not typically cause a white, creamy coating.
C. Candidiasis; a white, creamy coating on the tongue and buccal membranes is characteristic of oral candidiasis (thrush), a common fungal infection in immunocompromised individuals, including those with AIDS.
D. Halitosis refers to bad breath and is not associated with a white coating on the tongue.

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The nurse knows that Type 1 Hypersensitivity reactions are caused by which of the following?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is caring for a client who asks about the functions of the thymus, spleen, and lymph nodes. Which of the following responses should the nurse make?

Correct Answer is C

Explanation

A nurse is collecting data from a client who has AIDS. When checking the client's mouth, the nurse notes a white, creamy covering on the tongue and buccal membranes. The nurse should recognize this is a manifestation of which of the following conditions?

Correct Answer is C

Explanation

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