Which describes the pathology of immune thrombocytopenia?
Diffuse fibrin deposition in the microvasculature
Deficiency in the production rate of globin chains
An excessive destruction of platelets
Bone marrow failure in which all elements are suppressed
The Correct Answer is C
The correct answer is c. An excessive destruction of platelets.
Choice A: Diffuse fibrin deposition in the microvasculature
Diffuse fibrin deposition in the microvasculature is not characteristic of immune thrombocytopenia (ITP). This description is more aligned with disseminated intravascular coagulation (DIC), a condition where widespread clotting occurs within the blood vessels, leading to multiple organ damage.
Choice B: Deficiency in the production rate of globin chains
A deficiency in the production rate of globin chains is associated with thalassemia, a genetic blood disorder that affects the production of hemoglobin. This is not related to the pathology of immune thrombocytopenia.
Choice C: An excessive destruction of platelets
An excessive destruction of platelets is the hallmark of immune thrombocytopenia (ITP). In ITP, the immune system mistakenly targets and destroys platelets, which are essential for blood clotting. This leads to a low platelet count and an increased risk of bleeding.
Choice D: Bone marrow failure in which all elements are suppressed
Bone marrow failure in which all elements are suppressed is characteristic of aplastic anemia, a condition where the bone marrow fails to produce sufficient blood cells. This is not related to immune thrombocytopenia.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Choice A reason:
Rye and oats: Rye contains gluten, which must be avoided by individuals with celiac disease. Oats, while naturally gluten-free, can often be contaminated with gluten during processing. Therefore, they should be introduced cautiously and only if labeled gluten-free.
Choice B Reason:
Wheat and corn: Wheat is a major source of gluten and must be strictly avoided by those with celiac disease. Corn, on the other hand, is naturally gluten-free and safe for consumption. However, since wheat is included in this option, it is not suitable for a gluten-free diet.
Choice C Reason:
Rice and soy: Both rice and soy are naturally gluten-free and safe for individuals with celiac disease. They are excellent alternatives to gluten-containing grains and provide essential nutrients.
Choice D Reason:
Barley and millet grain: Barley contains gluten and must be avoided by those with celiac disease. Millet is naturally gluten-free and safe for consumption. However, since barley is included in this option, it is not suitable for a gluten-free diet.
Correct Answer is A
Explanation
Choice A reason:
In premature infants, it is common for the testes to not be palpable in the scrotum at birth. This condition, known as cryptorchidism, affects about 30% of preterm infants1. The testes usually descend into the scrotum by the time the infant reaches term or within the first few months of life. Therefore, the nurse should document this as an expected finding and continue to monitor the infant’s development.
Choice B reason:
Inserting a urinary catheter to collect a urine specimen is not necessary in this situation. The absence of palpable testes in a premature infant is a common finding and does not indicate a need for immediate urinary evaluation. Urinary catheterization should be reserved for specific medical indications, such as suspected urinary tract infection or urinary retention.
Choice C reason:
Initiating a social work consult is not relevant to the clinical finding of undescended testes in a premature infant. Social work consultations are typically initiated for psychosocial issues, family support, or discharge planning. The absence of palpable testes is a medical finding that should be documented and monitored by the healthcare team.
Choice D reason:
Calling the provider for this unexpected finding is not necessary because the absence of palpable testes in a premature infant is an expected finding. The nurse should document the finding and continue to monitor the infant’s development. If the testes do not descend by the time the infant reaches term or within the first few months of life, further evaluation and management may be needed.
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