© 2026/27 Qs & Ans
Endocrine System Nursing Test Questions
And 100% Correct Answers With Verified
Rationales | Instant Pdf Download
1. Which hormone is produced by the pancreas to lower blood glucose?
A. Glucagon
B. Insulin
C. Cortisol
D. Aldosterone
Answer: B. Insulin
Rationale: Insulin facilitates cellular uptake of glucose, lowering blood
sugar levels.
2. Which symptom is most consistent with hypoglycemia?
A. Sweating and tremors
B. Dry skin
C. Slow heart rate only
D. Increased urine output
Answer: A. Sweating and tremors
Rationale: Hypoglycemia stimulates the sympathetic nervous system.
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, © 2026/27 Qs & Ans
3. Which hormone increases blood glucose levels?
A. Insulin
B. Glucagon
C. Calcitonin
D. Thyroxine only
Answer: B. Glucagon
Rationale: Glucagon stimulates glycogen breakdown in the liver.
4. Which condition is associated with hyperthyroidism?
A. Weight loss
B. Weight gain
C. Bradycardia
D. Cold intolerance only
Answer: A. Weight loss
Rationale: Increased metabolism leads to weight loss.
5. Which symptom is common in hypothyroidism?
A. Fatigue and cold intolerance
B. Heat intolerance only
C. Tachycardia
D. Weight loss
Answer: A. Fatigue and cold intolerance
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, © 2026/27 Qs & Ans
Rationale: Low thyroid hormone slows metabolism.
6. Which laboratory value is most important in diabetes monitoring?
A. HbA1c
B. Troponin
C. Amylase
D. Creatinine kinase
Answer: A. HbA1c
Rationale: Reflects average blood glucose over 2–3 months.
7. Which complication is associated with untreated diabetes mellitus?
A. Diabetic ketoacidosis (DKA)
B. Asthma
C. Appendicitis
D. GERD
Answer: A. Diabetic ketoacidosis (DKA)
Rationale: Insulin deficiency leads to fat breakdown and ketone
production.
8. Which symptom is most consistent with DKA?
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, © 2026/27 Qs & Ans
A. Fruity breath odor
B. Dry cough
C. Bradycardia
D. Weight gain
Answer: A. Fruity breath odor
Rationale: Acetone buildup causes fruity-smelling breath.
9. Which electrolyte imbalance is common in DKA?
A. Hyperkalemia
B. Hypocalcemia only
C. Hypernatremia
D. Hypoglycemia
Answer: A. Hyperkalemia
Rationale: Potassium shifts from cells into bloodstream during acidosis.
10. Which intervention is priority in DKA?
A. IV fluids
B. High-fat diet
C. Restrict insulin
D. Encourage exercise
Answer: A. IV fluids
Rationale: Rehydration is essential before correcting glucose.
4
Endocrine System Nursing Test Questions
And 100% Correct Answers With Verified
Rationales | Instant Pdf Download
1. Which hormone is produced by the pancreas to lower blood glucose?
A. Glucagon
B. Insulin
C. Cortisol
D. Aldosterone
Answer: B. Insulin
Rationale: Insulin facilitates cellular uptake of glucose, lowering blood
sugar levels.
2. Which symptom is most consistent with hypoglycemia?
A. Sweating and tremors
B. Dry skin
C. Slow heart rate only
D. Increased urine output
Answer: A. Sweating and tremors
Rationale: Hypoglycemia stimulates the sympathetic nervous system.
1
, © 2026/27 Qs & Ans
3. Which hormone increases blood glucose levels?
A. Insulin
B. Glucagon
C. Calcitonin
D. Thyroxine only
Answer: B. Glucagon
Rationale: Glucagon stimulates glycogen breakdown in the liver.
4. Which condition is associated with hyperthyroidism?
A. Weight loss
B. Weight gain
C. Bradycardia
D. Cold intolerance only
Answer: A. Weight loss
Rationale: Increased metabolism leads to weight loss.
5. Which symptom is common in hypothyroidism?
A. Fatigue and cold intolerance
B. Heat intolerance only
C. Tachycardia
D. Weight loss
Answer: A. Fatigue and cold intolerance
2
, © 2026/27 Qs & Ans
Rationale: Low thyroid hormone slows metabolism.
6. Which laboratory value is most important in diabetes monitoring?
A. HbA1c
B. Troponin
C. Amylase
D. Creatinine kinase
Answer: A. HbA1c
Rationale: Reflects average blood glucose over 2–3 months.
7. Which complication is associated with untreated diabetes mellitus?
A. Diabetic ketoacidosis (DKA)
B. Asthma
C. Appendicitis
D. GERD
Answer: A. Diabetic ketoacidosis (DKA)
Rationale: Insulin deficiency leads to fat breakdown and ketone
production.
8. Which symptom is most consistent with DKA?
3
, © 2026/27 Qs & Ans
A. Fruity breath odor
B. Dry cough
C. Bradycardia
D. Weight gain
Answer: A. Fruity breath odor
Rationale: Acetone buildup causes fruity-smelling breath.
9. Which electrolyte imbalance is common in DKA?
A. Hyperkalemia
B. Hypocalcemia only
C. Hypernatremia
D. Hypoglycemia
Answer: A. Hyperkalemia
Rationale: Potassium shifts from cells into bloodstream during acidosis.
10. Which intervention is priority in DKA?
A. IV fluids
B. High-fat diet
C. Restrict insulin
D. Encourage exercise
Answer: A. IV fluids
Rationale: Rehydration is essential before correcting glucose.
4
