When analyzing laboratory values, for a patient diagnosed with Graves' disease, the nurse would expect to find a

low T4, High TSH.

low T4, high calcitonin

high PSA and estrogen levels.

HighT4, low TSH.

Answer and Explanation

The Correct Answer is D

A. Low T4, High TSH: This pattern is seen in primary hypothyroidism, where the thyroid gland is underactive.

B. Low T4, high calcitonin: This choice is unrelated to the typical lab findings in Graves' disease. Calcitonin levels are not commonly assessed in thyroid disorders like Graves' disease.

C. High PSA and estrogen levels: PSA (Prostate-Specific Antigen) and estrogen levels are unrelated to Graves' disease, which is an autoimmune hyperthyroid condition.

D. High T4, low TSH: Graves' disease is characterized by hyperthyroidism, where T4 (thyroxine) levels are elevated, and TSH (Thyroid-Stimulating Hormone) levels are suppressed due to the negative feedback mechanism.

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Correct Answer is A

Explanation

A. There is an imbalance between the formation of new bone and the resorption of existing bone: Osteoporosis occurs when bone resorption outpaces bone formation, leading to decreased bone density and increased susceptibility to fractures.

B. An invasion of a pathogen leads to infection, causing destruction and weakening of the bone: This describes osteomyelitis, a bone infection, not osteoporosis.

C. A decrease in blood supply to the bone results in bony necrosis or the death of bone cells: This describes avascular necrosis, not osteoporosis.

D. Increased amounts of estrogen in postmenopausal women contribute to bone loss: In fact, decreased estrogen levels after menopause contribute to bone loss and osteoporosis.

A. Hemiparesis of the left arm and leg with nystagmus. B. Eyelid and mouth drooping on the ipsilateral side. C. Homonymous hemianopia of the left visual field of both eyes. D. Hemiparesis of the right arm and leg with aphasia

Correct Answer is D

Explanation

A. Hemiparesis of the left arm and leg with nystagmus: A left hemispheric stroke typically affects the right side of the body.

B. Eyelid and mouth drooping on the ipsilateral side: Facial drooping due to a stroke typically occurs on the contralateral side of the body.

C. Homonymous hemianopia of the left visual field of both eyes: A left hemispheric stroke typically causes right-sided homonymous hemianopia.

D. Hemiparesis of the right arm and leg with aphasia: A left hemispheric stroke often results in right-sided hemiparesis and can affect language centers, leading to aphasia.

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When analyzing laboratory values, for a patient diagnosed with Graves' disease, the nurse would expect to find a

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Naxlex Comprehensive Predictor Exams

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Explanation

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