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NR 507 Advanced Pathophysiology Final Exam 2025 Questions and Answers (2025 / 2026) (Verified Answers) $15.49
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NR 507 Advanced Pathophysiology Final Exam 2025 Questions and Answers (2025 / 2026) (Verified Answers)
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NR 507 Advanced Pathophysiology Final Exam 2025 Questions and Answers (2025 / 2026) (Verified Answers)

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  • January 9, 2025
  • 76
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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NR 507 FINAL.pdf file:///C:/Users/HP/Desktop/New%20folder/NR%20507%20FINAL




NR 507 FINAL EXAM QUESTIONS & ANSWERS


1. body's process for adapting to high hormone level

Answer To adapt to high levels ofhormones, some cells have the capacity to decrease

the number of receptors for that hormone through the process of down-regulation.



2. Cushing's Syndrome

Answer excessive ACTH (Adrenocorticotropic hormone) produc-tion most

commonly caused by an adrenal adenoma or a non-pituitary adenoma as is often

seen with lung cancer. Clinical signs and symptoms

weight gain and hyperpigmentation of skin.



3. Lab results that point to PRIMARY hypothyroidism

Answer Low levels of thyroid hormone (T3 and T4) and high levels of thyroid-

stimulating hormone (TSH), mostcommonly caused by autoimmune thyroiditis.



4. Common causes of hypoparathyroidism

Answer parathyroid gland injury or removal





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5. pathophysiology of thyroid storm

Answer High levels of thyroid hormone in conjunc-tion with high levels of stress

hormones lead to fever, tachycardia, and eventuallyhigh-output heart failure if the

condition is not treated.



6. signs of thyrotoxicosis

Answer Weight loss and enlarged thyroid gland are commonsigns of

hyperthyroidism in thyrotoxicosis.



7. diet and the prevention of prostate cancer

Answer some evidence suggests a low fatdiet, low dairy intake and increased fruit and

veggie intake prevents prostate cancer



8. Impact of Benign Prostatic Hypertrophy (BPH) on the urinary system

Answer -enlarged prostate can block urine flow through the urethra. Can cause

urinaryretention, which can lead to UTI, kidney infections.



9. Dermatomes





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Answer an area of skin in which sensory nerves derive from a single spinalnerve root.

Each spinal nerve and their many processes are distributed to a specific area of the

body. Specific areas of cutaneous (skin) innervation at these spinal cord segmentsare

called dermatomes. The dermatomes of various spinal nerves are distributed in a

fairly regular pattern, although adjacent regions between dermatomes can be

innervated by more than one spinal nerve.



10. substance release at the synapse

Answer neurons form points of contact with oth-er neurons through synapse.

Impulses transmitted through electric and chemicalconduction. Vesicles containing

neurotransmitters release their contents into the synaptic cleft and

neurotransmitters diffuse across the cleft and bind to specific receptors on

postsynaptic neuron and trigger an action potential.

Common neurotransmitters include norepinephrine, acetylcholine, dopamine, hist-

amine, serotonin, glycine, endorphins.



11. Spondylolysis

Answer Structural defect (degeneration, fracture, or developmental de- fect) in the

pars interarticularis of the vertebral arch (the joining of the vertebral body to the





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posterior structures). Most affected at L5 of lumbar spine. Mechanical pressure often

causes anterior displacement of the deficient vertebra (spondylolisthesis).









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