What is the main difference between the Somogyi effect and the dawn phenomenon in patients with diabetes?
The Somogyi effect occurs due to nighttime hypoglycemia and counter regulatory hormones which increase blood glucose, while the dawn phenomenon occurs due to increased early morning cortisol and growth hormone not triggered by hypoglycemia
The Somogyi effect happens only in type 2 diabetes, while the dawn phenomenon happens only in type 1 diabetes
Both the Somogyi effect and the dawn phenomenon occur due to nighttime hyperglycemia
The Somogyi effect is caused by insufficient insulin at night, while the dawn phenomenon is caused by excessive nighttime insulin
The Correct Answer is A
A. The Somogyi effect results from an excessive insulin dose causing hypoglycemia overnight, triggering a rebound hyperglycemia via release of glucagon, cortisol, and growth hormone. In contrast, the dawn phenomenon is a natural early morning rise in blood glucose due to circadian increases in cortisol and growth hormone without preceding hypoglycemia.
B. The Somogyi effect happens only in type 2 diabetes, while the dawn phenomenon happens only in type 1 diabetes: Both effects can occur in either type 1 or type 2 diabetes depending on insulin therapy and individual physiology.
C. Both the Somogyi effect and the dawn phenomenon occur due to nighttime hyperglycemia: The Somogyi effect starts with nighttime hypoglycemia, not hyperglycemia, while the dawn phenomenon involves a gradual early morning rise in glucose levels.
D. The Somogyi effect is caused by insufficient insulin at night, while the dawn phenomenon is caused by excessive nighttime insulin: The Somogyi effect is caused by excessive insulin leading to hypoglycemia, not insufficient insulin. The dawn phenomenon is unrelated to nighttime insulin dosing and is caused by hormonal changes.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","B","C"]
Explanation
A. Renal agenesis: failure of an organ (renal) to develop: Renal agenesis is the complete absence of one or both kidneys due to failure of development during fetal life. Bilateral agenesis is often fatal, while unilateral agenesis can be asymptomatic if the remaining kidney functions well.
B. Renal hypoplasia: failure of kidney to develop to normal size and contains fewer renal lobes: In renal hypoplasia, the kidney is structurally normal but smaller than average and contains fewer nephrons or lobes. This congenital condition may be unilateral and asymptomatic or bilateral and lead to renal insufficiency.
C. Renal dysgenesis: failure of an organ (kidney) to develop normally: Renal dysgenesis refers to abnormal development of the kidney structure, resulting in malformations that can impair function. It often involves malformed or nonfunctional renal tissue.
D. Renal dysgenesis: failure of an organ (kidney) to develop: This description better defines renal agenesis rather than dysgenesis, which implies abnormal rather than absent development.
Correct Answer is ["A","B","C","E","F","I"]
Explanation
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Heart rate: 92/min: Improved from 109/min on Day 1, showing better autonomic control.
A heart rate within normal range indicates reduced stress or inflammation. This suggests pain management and fluid status have improved. -
Respiratory rate: 20/min: Improved from 26/min, now within normal limits. This reflects decreased respiratory effort and better oxygenation. The labored breathing on Day 1 has also resolved.
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Oxygen saturation: 96% on room air: Increased from 93% on Day 1, indicating improved gas exchange. No supplemental oxygen was required, suggesting stable pulmonary function.
This is a positive sign especially given the initial diminished breath sounds. -
Client rates pain as 3/10 after medication: The pain is down from 8/10 on Day 1, showing effective analgesia. Pain control improves patient comfort and respiratory status. The pain was likely contributing to tachypnea and lethargy on Day 1.
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Respirations even and unlabored; chest clear on auscultation: Improved from "rapid, labored" with "diminished" breath sounds on day 1 which suggests resolution of respiratory compromise and pain-related restriction. Likely associated with improved oxygen saturation and decreased fatigue..
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Passing flatus: This indicates return of peristalsis and some bowel activity. These findings were not present on Day 1, showing progress. Flatus passage often precedes return to full bowel function.
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Urinating without difficulty; urine clear yellow: These findings indicate stable renal function, no hematuria or concentration issues. The findings were maintained across both days, with no signs of obstruction or dehydration which uggests effective fluid balance and kidney perfusion.
Rationale for Incorrect Findings:
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Bowel sounds hypoactive in all quadrants: No change from Day 1, suggests slow GI recovery. Hypoactivity may reflect paralytic ileus or continued inflammation.
Despite passage of flatus, bowel function remains impaired. -
Client vomiting brown liquid and reports continuing nausea: This is a new symptom on Day 2, worsening GI symptoms despite earlier improvement. Brown emesis may suggest delayed gastric emptying or possible GI bleeding.
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Reports extreme fatigue: Fatigue is more severe than Day 1's lethargy and may reflect nutritional deficits, systemic inflammation, or sleep disruption. Despite improved pain and respiratory status, overall energy is low.
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