A female middle adult client tells a nurse that she tested positive for a mutant BRCA1 gene.
The nurse should recognize that the client is at an increased risk for which of the following situations?
Developing thyroid cancer.
Delivering a child who has Down syndrome.
Developing breast cancer.
Developing Alzheimer's disease.
The Correct Answer is C
Choice A rationale
A mutant BRCA1 gene is not associated with an increased risk of thyroid cancer. Thyroid cancer risk factors include radiation exposure and family history, but not the BRCA1 mutation.
Choice B rationale
The BRCA1 gene mutation does not increase the risk of Down syndrome in offspring. Down syndrome is related to chromosomal abnormalities, not the BRCA1 gene mutation.
Choice C rationale
The BRCA1 gene mutation significantly increases the risk of breast cancer, often at an early age. It is a key factor in hereditary breast cancer syndromes.
Choice D rationale
The BRCA1 gene mutation is not linked to an increased risk of Alzheimer's disease. Alzheimer's is associated with genetic factors like the APOE gene, not BRCA1.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice A rationale
An RBC count of 5 million/mm³ is within the normal range for adult females, so this finding would not be concerning in the context of chemotherapy.
Choice B rationale
A WBC count of 2300/mm³ is significantly lower than the normal range (typically 4500 to 11000/mm³) and indicates neutropenia, which is a critical side effect of chemotherapy that needs to be reported immediately.
Choice C rationale
Hemoglobin level of 12 g/dL is within the normal range for adult females, so this would not be concerning in the context of chemotherapy.
Choice D rationale
A platelet count of 155,000/mm³ is within the normal range (150,000 to 450,000/mm³). Although on the lower end, it is not typically alarming enough to report immediately in the context of chemotherapy.
Correct Answer is C
Explanation
Choice A rationale
Systemic lupus erythematosus (SLE) does not originate in the peripheral vascular system. This system involves the blood vessels outside of the heart and brain, and while SLE can affect these vessels, it is not the primary origin of the disease.
Choice B rationale
SLE does not originate in muscle tissue. Muscle involvement in SLE typically results from inflammation caused by the autoimmune response, but muscle tissue is not the source of the disease.
Choice C rationale
Connective tissue is where SLE originates. SLE is an autoimmune disease that primarily targets connective tissue, causing inflammation and damage to various organs and systems throughout the body.
Choice D rationale
The lymphatic system is not the origin of SLE. While the immune system plays a key role in SLE, the disease itself originates in the connective tissue, not the lymphatic system.
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