Most adults with human immunodeficiency virus will exhibit which of the following laboratory values?
Higherthannormal number of CD4+ Tcells and CD8+ Tcells are normal
Lowerthannormal number of CD4+ Tcells and CD8+ Tcells are normal
Lowerthannormal number of CD4+ Tcells and higher than normal CD8+ Tcells
Higherthannormal number of CD4+ Tcells and CD8+ Tcells are low
The Correct Answer is C
Choice A reason: Higherthannormal number of CD4+ Tcells and CD8+ Tcells are normal is not a laboratory value that most adults with human immunodeficiency virus will exhibit, because it does not reflect the effect of the virus on the immune system. CD4+ Tcells and CD8+ Tcells are types of white blood cells that play a key role in the immune response. CD4+ Tcells are helper cells that activate and coordinate other immune cells, while CD8+ Tcells are cytotoxic cells that kill infected or abnormal cells. Human immunodeficiency virus infects and destroys CD4+ Tcells, which impairs the immune function and increases the risk of opportunistic infections and cancers. CD8+ Tcells are not directly affected by the virus, but they may increase in number as a compensatory mechanism to fight the infection. Therefore, most adults with human immunodeficiency virus will have lowerthannormal number of CD4+ Tcells and higher than normal CD8+ Tcells.
Choice B reason: Lowerthannormal number of CD4+ Tcells and CD8+ Tcells are normal is not a laboratory value that most adults with human immunodeficiency virus will exhibit, because it does not reflect the effect of the virus on the immune system, as explained above. Lowerthannormal number of CD4+ Tcells and CD8+ Tcells are normal may indicate a condition that affects both types of Tcells, such as aplastic anemia, chemotherapy, radiation therapy, or immunosuppressive drugs.
Choice C reason: Lowerthannormal number of CD4+ Tcells and higher than normal CD8+ Tcells is a laboratory value that most adults with human immunodeficiency virus will exhibit, because it reflects the effect of the virus on the immune system, as explained above. Lowerthannormal number of CD4+ Tcells and higher than normal CD8+ Tcells may indicate the progression of the infection and the severity of the immunodeficiency. The normal range of CD4+ Tcells is 500 to 1500 cells per microliter of blood, while the normal range of CD8+ Tcells is 150 to 1000 cells per microliter of blood.
Choice D reason: Higherthannormal number of CD4+ Tcells and CD8+ Tcells are low is not a laboratory value that most adults with human immunodeficiency virus will exhibit, because it does not reflect the effect of the virus on the immune system, as explained above. Higherthannormal number of CD4+ Tcells and CD8+ Tcells are low may indicate a condition that affects CD8+ Tcells, such as leukemia, lymphoma, or corticosteroid therapy.
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Related Questions
Correct Answer is C
Explanation
Choice A reason: This is not the best action because encouraging range of motion can worsen the symptoms and cause more damage to the nerves and blood vessels. Range of motion is the movement of the joints and muscles through their normal extent. Range of motion can help to prevent stiffness, contractures, and muscle atrophy, but it can also increase the swelling and pressure in the affected area, which can impair the circulation and sensation.
Choice B reason: This is not the best action because applying heat to the affected hand can worsen the symptoms and cause more damage to the tissues. Heat is the transfer of thermal energy from a warmer object to a cooler one. Heat can help to relax the muscles, reduce the pain, and increase the blood flow, but it can also increase the inflammation and edema in the affected area, which can compromise the oxygen and nutrient delivery to the tissues.
Choice C reason: This is the best action because removing the cast can decrease the pressure and restore the circulation and sensation to the affected area. A cast is a rigid device that immobilizes and protects a fractured or injured body part. A cast can help to align the bones, prevent displacement, and promote healing, but it can also cause complications, such as compartment syndrome, infection, or nerve damage. Compartment syndrome is a condition where the pressure inside the muscles increases to dangerous levels, causing severe pain, reduced blood flow, and tissue death. The nurse should remove the cast immediately and notify the physician if the client shows signs of compartment syndrome, such as numbness, tingling, pallor, coolness, or swelling.
Choice D reason: This is not the best action because raising the arm above the level of the heart can worsen the symptoms and cause more damage to the nerves and blood vessels. Raising the arm above the level of the heart can help to reduce the swelling and pain in the affected area, but it can also reduce the blood flow and oxygenation to the area, which can lead to ischemia, necrosis, or gangrene. The nurse should elevate the arm at or below the level of the heart and monitor the pulse, color, temperature, and sensation of the fingers.
Correct Answer is C
Explanation
Choice A reason: "Tell me about what medications you are taking." is not the most appropriate statement by the nurse, because it is not related to the psychosocial assessment. Medications are part of the physical or pharmacological assessment, which focuses on the type, dose, frequency, and effectiveness of the drugs that the client is taking for rheumatoid arthritis. Medications may have some psychosocial implications, such as side effects, costs, or adherence, but they are not the main focus of the psychosocial assessment.
Choice B reason: "What physical limitations are you experiencing?" is not the most appropriate statement by the nurse, because it is not related to the psychosocial assessment. Physical limitations are part of the functional or mobility assessment, which focuses on the range of motion, strength, endurance, and coordination of the joints and muscles that are affected by rheumatoid arthritis. Physical limitations may have some psychosocial implications, such as pain, disability, or dependence, but they are not the main focus of the psychosocial assessment.
Choice C reason: "How does this impact your role in your family?" is the most appropriate statement by the nurse, because it is related to the psychosocial assessment. Role in the family is part of the social or relational assessment, which focuses on the interactions, responsibilities, and expectations of the client and their family members in relation to rheumatoid arthritis. Role in the family may have significant psychosocial implications, such as role changes, role conflicts, role strain, or role loss, which can affect the client's selfesteem, identity, and coping.
Choice D reason: "What therapies are you using to reduce swelling?" is not the most appropriate statement by the nurse, because it is not related to the psychosocial assessment. Therapies are part of the physical or nonpharmacological assessment, which focuses on the modalities, techniques, or devices that the client is using to manage the symptoms of rheumatoid arthritis. Therapies may have some psychosocial implications, such as availability, accessibility, or preference, but they are not the main focus of the psychosocial assessment.
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