A nurse is assessing a client's immune function by reviewing the laboratory value of the cellular response of the T-cells. The nurse should recognize that which of the following conditions is affected by the T-cells?
Hay fever allergy
Anaphylaxis
Transplant rejection
Bacterial phagocytosis
The Correct Answer is C
Choice A reason:
Hay fever allergy, also known as allergic rhinitis, is primarily associated with the action of Immunoglobulin E (IgE) antibodies and not directly with T-cells. T-cells can contribute to the regulation of the immune response in allergies, but IgE is the main immunoglobulin involved in the typical symptoms of hay fever.
Choice B reason:
Anaphylaxis is a severe, potentially life-threatening allergic reaction that involves the release of large amounts of histamine and other chemicals from mast cells and basophils, often triggered by IgE antibodies. While T-cells can play a role in the sensitization phase of allergy, anaphylaxis itself is not directly caused by T-cells.
Choice C reason:
Transplant rejection is a process in which T-cells play a central role. When a transplant recipient's immune system recognizes the donated organ as foreign, T-cells can mediate the rejection by attacking the transplanted tissue, leading to its failure.
Choice D reason:
Bacterial phagocytosis is primarily the function of phagocytes like neutrophils and macrophages. T-cells are involved in the adaptive immune response and can activate phagocytes, but they do not directly perform phagocytosis.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice A reason:
Using an antibiotic ointment is not typically recommended as a preventive measure for skin integrity during radiation therapy. Antibiotic ointments are used to treat bacterial infections, and their use should be directed by a healthcare provider if an infection is present or there is skin breakdown.
Choice B reason:
It is important not to apply heat to the area of irradiation as heat can increase skin irritation and the risk of burns in the treated area. Patients undergoing radiation therapy are advised to avoid heat sources, including heating pads, hot water bottles, and direct sunlight, to prevent further damage to the skin.
Choice C reason:
Lubricating the skin with hypoallergenic lotion can help maintain skin integrity by keeping it moisturized. However, it is crucial to use lotions that are free of metals, alcohol, perfumes, and dyes, as these can react with radiation and cause skin irritation. Lotions should be applied after radiation therapy sessions and not immediately before treatment.
Choice D reason:
The instruction not to wash the area of irradiation is incorrect. It is essential to keep the skin clean to reduce the risk of infection. Patients should gently wash the irradiated area with lukewarm water and mild soap, and pat the area dry with a soft towel. They should avoid scrubbing or using harsh soaps that can irritate the skin.
Correct Answer is D
Explanation
Choice A reason:
Telling a client that they will be at an increased risk of breast cancer due to fibrocystic breast changes would be incorrect. Fibrocystic breast changes are not directly linked to an increased risk of breast cancer. While the presence of complex fibrocystic changes may slightly elevate the risk, fibrocystic breasts themselves are a common and benign condition.
Choice B reason:
It is not accurate to say that the manifestations of fibrocystic breasts often get worse after menopause. In fact, fibrocystic changes are related to hormone levels, and most women experience relief from these symptoms after menopause when hormone levels decline.
Choice C reason:
Stating that menopause won't have any effect on the manifestations is also incorrect. Menopause typically leads to a decrease in hormone levels, which are associated with fibrocystic breast changes. Therefore, most women see an improvement in their symptoms after menopause.
Choice D reason:
The most appropriate response is that the manifestations usually go away after menopause. Fibrocystic breast changes are linked to hormonal fluctuations, and after menopause, when these fluctuations cease, the symptoms of fibrocystic breasts typically resolve.
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