| Endocrine & Metabolic Disorders Q&A | Nursing
1. For the mechanism of autoimmune beta-cell destruction diabetes disorders, which finding or concept
best matches the following description: autoimmune beta-cell destruction?
A) Type 1 diabetes mellitus
B) Type 2 diabetes mellitus
C) Diabetes insipidus
D) Cushing syndrome
Correct Answer: Type 1 diabetes mellitus
Rationale: Type 1 diabetes mellitus is the best match because autoimmune beta-cell destruction. This
relationship is important in diabetes pathophysiology because it connects the underlying physiologic
disturbance with the clinical or laboratory pattern used to recognize the disorder. The alternative choices
describe different mechanisms or conditions and do not explain the defining feature specified in the
question.
2. For the mechanism of peripheral insulin resistance with progressive beta-cell dysfunction diabetes
disorders, which finding or concept best matches the following description: peripheral insulin resistance
with progressive beta-cell dysfunction?
A) Type 1 diabetes mellitus
B) Primary adrenal insufficiency
C) Central diabetes insipidus
D) Type 2 diabetes mellitus
Correct Answer: Type 2 diabetes mellitus
Rationale: Type 2 diabetes mellitus is the best match because peripheral insulin resistance with
progressive beta-cell dysfunction. This relationship is important in diabetes pathophysiology because it
connects the underlying physiologic disturbance with the clinical or laboratory pattern used to recognize
the disorder. The alternative choices describe different mechanisms or conditions and do not explain the
defining feature specified in the question.
3. For the mechanism of glycated hemoglobin at or above 6.5 percent on appropriate testing diabetes
disorders, which finding or concept best matches the following description: glycated hemoglobin at or
above 6.5 percent on appropriate testing?
A) Normal A1C
B) Prediabetes only
C) Diagnostic A1C threshold for diabetes
,D) Diagnostic threshold for hypoglycemia
Correct Answer: Diagnostic A1C threshold for diabetes
Rationale: Diagnostic A1C threshold for diabetes is the best match because glycated hemoglobin at or
above 6.5 percent on appropriate testing. This relationship is important in diabetes pathophysiology
because it connects the underlying physiologic disturbance with the clinical or laboratory pattern used to
recognize the disorder. The alternative choices describe different mechanisms or conditions and do not
explain the defining feature specified in the question.
4. For the mechanism of fasting plasma glucose of at least 126 mg/dl diabetes disorders, which finding or
concept best matches the following description: fasting plasma glucose of at least 126 mg/dL?
A) Normal fasting glucose
B) Diagnostic fasting glucose threshold for diabetes
C) Impaired fasting glucose only
D) Renal glucose threshold
Correct Answer: Diagnostic fasting glucose threshold for diabetes
Rationale: Diagnostic fasting glucose threshold for diabetes is the best match because fasting plasma
glucose of at least 126 mg/dL. This relationship is important in diabetes pathophysiology because it
connects the underlying physiologic disturbance with the clinical or laboratory pattern used to recognize
the disorder. The alternative choices describe different mechanisms or conditions and do not explain the
defining feature specified in the question.
5. For the mechanism of a1c between 5.7 and 6.4 percent diabetes disorders, which finding or concept
best matches the following description: a1C between 5.7 and 6.4 percent?
A) Prediabetes A1C range
B) Established diabetes range
C) Normal fasting glucose range
D) Diagnostic ketone range
Correct Answer: Prediabetes A1C range
Rationale: Prediabetes A1C range is the best match because a1C between 5.7 and 6.4 percent. This
relationship is important in diabetes pathophysiology because it connects the underlying physiologic
disturbance with the clinical or laboratory pattern used to recognize the disorder. The alternative choices
describe different mechanisms or conditions and do not explain the defining feature specified in the
question.
6. For the mechanism of glucose-induced osmotic diuresis diabetes disorders, which finding or concept
best matches the following description: glucose-induced osmotic diuresis?
,A) Increased aldosterone
B) Low serum osmolality
C) Reduced glomerular filtration alone
D) Polyuria in uncontrolled diabetes
Correct Answer: Polyuria in uncontrolled diabetes
Rationale: Polyuria in uncontrolled diabetes is the best match because glucose-induced osmotic diuresis.
This relationship is important in diabetes pathophysiology because it connects the underlying physiologic
disturbance with the clinical or laboratory pattern used to recognize the disorder. The alternative choices
describe different mechanisms or conditions and do not explain the defining feature specified in the
question.
7. For the mechanism of insulin deficiency permits unrestrained lipolysis and ketogenesis diabetes
disorders, which finding or concept best matches the following description: insulin deficiency permits
unrestrained lipolysis and ketogenesis?
A) Excess antidiuretic hormone
B) Isolated insulin resistance without lipolysis
C) Mechanism of diabetic ketoacidosis
D) Excess aldosterone
Correct Answer: Mechanism of diabetic ketoacidosis
Rationale: Mechanism of diabetic ketoacidosis is the best match because insulin deficiency permits
unrestrained lipolysis and ketogenesis. This relationship is important in diabetes pathophysiology because
it connects the underlying physiologic disturbance with the clinical or laboratory pattern used to recognize
the disorder. The alternative choices describe different mechanisms or conditions and do not explain the
defining feature specified in the question.
8. For the mechanism of high anion-gap metabolic acidosis with ketonemia diabetes disorders, which
finding or concept best matches the following description: high anion-gap metabolic acidosis with
ketonemia?
A) Respiratory alkalosis without ketones
B) Characteristic diabetic ketoacidosis finding
C) Isolated hypernatremia
D) Low plasma glucose
Correct Answer: Characteristic diabetic ketoacidosis finding
, Rationale: Characteristic diabetic ketoacidosis finding is the best match because high anion-gap metabolic
acidosis with ketonemia. This relationship is important in diabetes pathophysiology because it connects
the underlying physiologic disturbance with the clinical or laboratory pattern used to recognize the
disorder. The alternative choices describe different mechanisms or conditions and do not explain the
defining feature specified in the question.
9. For the mechanism of profound hyperosmolality and dehydration with minimal ketosis diabetes
disorders, which finding or concept best matches the following description: profound hyperosmolality and
dehydration with minimal ketosis?
A) Hyperosmolar hyperglycemic state
B) Uncomplicated hypoglycemia
C) Primary hypothyroidism
D) Central diabetes insipidus
Correct Answer: Hyperosmolar hyperglycemic state
Rationale: Hyperosmolar hyperglycemic state is the best match because profound hyperosmolality and
dehydration with minimal ketosis. This relationship is important in diabetes pathophysiology because it
connects the underlying physiologic disturbance with the clinical or laboratory pattern used to recognize
the disorder. The alternative choices describe different mechanisms or conditions and do not explain the
defining feature specified in the question.
10. For the mechanism of total-body potassium depletion despite initially normal or high serum
potassium diabetes disorders, which finding or concept best matches the following description: total-body
potassium depletion despite initially normal or high serum potassium?
A) Total-body potassium excess
B) Absence of urinary potassium loss
C) Guaranteed initial hypokalemia
D) Potassium physiology in diabetic ketoacidosis
Correct Answer: Potassium physiology in diabetic ketoacidosis
Rationale: Potassium physiology in diabetic ketoacidosis is the best match because total-body potassium
depletion despite initially normal or high serum potassium. This relationship is important in diabetes
pathophysiology because it connects the underlying physiologic disturbance with the clinical or laboratory
pattern used to recognize the disorder. The alternative choices describe different mechanisms or
conditions and do not explain the defining feature specified in the question.
11. For the mechanism of insulin shifts potassium into cells diabetes disorders, which finding or concept
best matches the following description: insulin shifts potassium into cells?
A) Potassium release from cells
B) Reduced cellular glucose uptake