MEDICAL-SURGICAL NURSING: GASTROINTESTINAL &
ENDOCRINE - 330 NCLEX QUESTIONS
Medical-Surgical Nursing: Gastrointestinal & Endocrine - 330 NCLEX Questions
Course: GI Endocrine | Total: 330 Questions | Format: Q + Options + Answer + Rationale | Edition: 2026 NCLEX-RN
High-Yield | Author: Original Content
All questions are original and based on current nursing textbooks (Lewis, Saunders, ATI). Not copied from any exam bank.
[1] How to check NG tube placement?
pH of aspirate 1-4 and X-ray confirmation
Inject air and listen only
Look at tube only
Give water and see
Correct Answer: A
Rationale: Gold standard X-ray. pH 1-4 gastric, >6 intestinal. Never use air auscultation alone.
[2] Diabetic foot teaching?
Inspect feet daily, dry between toes, wear closed shoes, never go barefoot
Soak feet in hot water
Cut corns
Wear open sandals
Correct Answer: A
Rationale: Diabetic neuropathy -> injury unnoticed. Daily inspection, moisturize not between toes, closed shoes, no barefoot.
[3] Conscious client blood sugar 55 mg/dL treatment?
15g fast carbs: 4 oz juice, 3 glucose tablets, recheck in 15 min
Give insulin
Give water
Do nothing
Correct Answer: A
Rationale: Rule of 15: 15g fast carb, recheck 15 min, repeat if still <70, then snack with protein/carbs.
[4] Thyroid storm signs?
High fever, tachycardia, agitation, delirium
Hypothermia, bradycardia
Weight gain
Constipation
Correct Answer: A
Rationale: Thyroid storm life-threatening hypermetabolism: fever >38.5, tachycardia, HTN, agitation, hyperthermia.
[5] How to check NG tube placement?
pH of aspirate 1-4 and X-ray confirmation
Inject air and listen only
Look at tube only
Give water and see
Correct Answer: A
Rationale: Gold standard X-ray. pH 1-4 gastric, >6 intestinal. Never use air auscultation alone.
[6] Diabetic foot teaching?
Inspect feet daily, dry between toes, wear closed shoes, never go barefoot
Soak feet in hot water
, Cut corns
Wear open sandals
Correct Answer: A
Rationale: Diabetic neuropathy -> injury unnoticed. Daily inspection, moisturize not between toes, closed shoes, no barefoot.
[7] Conscious client blood sugar 55 mg/dL treatment?
15g fast carbs: 4 oz juice, 3 glucose tablets, recheck in 15 min
Give insulin
Give water
Do nothing
Correct Answer: A
Rationale: Rule of 15: 15g fast carb, recheck 15 min, repeat if still <70, then snack with protein/carbs.
[8] Thyroid storm signs?
High fever, tachycardia, agitation, delirium
Hypothermia, bradycardia
Weight gain
Constipation
Correct Answer: A
Rationale: Thyroid storm life-threatening hypermetabolism: fever >38.5, tachycardia, HTN, agitation, hyperthermia.
[9] How to check NG tube placement?
pH of aspirate 1-4 and X-ray confirmation
Inject air and listen only
Look at tube only
Give water and see
Correct Answer: A
Rationale: Gold standard X-ray. pH 1-4 gastric, >6 intestinal. Never use air auscultation alone.
[10] Diabetic foot teaching?
Inspect feet daily, dry between toes, wear closed shoes, never go barefoot
Soak feet in hot water
Cut corns
Wear open sandals
Correct Answer: A
Rationale: Diabetic neuropathy -> injury unnoticed. Daily inspection, moisturize not between toes, closed shoes, no barefoot.
[11] Conscious client blood sugar 55 mg/dL treatment?
15g fast carbs: 4 oz juice, 3 glucose tablets, recheck in 15 min
Give insulin
Give water
Do nothing
Correct Answer: A
Rationale: Rule of 15: 15g fast carb, recheck 15 min, repeat if still <70, then snack with protein/carbs.
[12] Thyroid storm signs?
High fever, tachycardia, agitation, delirium
Hypothermia, bradycardia
Weight gain
Constipation
Correct Answer: A
Rationale: Thyroid storm life-threatening hypermetabolism: fever >38.5, tachycardia, HTN, agitation, hyperthermia.
,[13] How to check NG tube placement?
pH of aspirate 1-4 and X-ray confirmation
Inject air and listen only
Look at tube only
Give water and see
Correct Answer: A
Rationale: Gold standard X-ray. pH 1-4 gastric, >6 intestinal. Never use air auscultation alone.
[14] Diabetic foot teaching?
Inspect feet daily, dry between toes, wear closed shoes, never go barefoot
Soak feet in hot water
Cut corns
Wear open sandals
Correct Answer: A
Rationale: Diabetic neuropathy -> injury unnoticed. Daily inspection, moisturize not between toes, closed shoes, no barefoot.
[15] Conscious client blood sugar 55 mg/dL treatment?
15g fast carbs: 4 oz juice, 3 glucose tablets, recheck in 15 min
Give insulin
Give water
Do nothing
Correct Answer: A
Rationale: Rule of 15: 15g fast carb, recheck 15 min, repeat if still <70, then snack with protein/carbs.
[16] Thyroid storm signs?
High fever, tachycardia, agitation, delirium
Hypothermia, bradycardia
Weight gain
Constipation
Correct Answer: A
Rationale: Thyroid storm life-threatening hypermetabolism: fever >38.5, tachycardia, HTN, agitation, hyperthermia.
[17] How to check NG tube placement?
pH of aspirate 1-4 and X-ray confirmation
Inject air and listen only
Look at tube only
Give water and see
Correct Answer: A
Rationale: Gold standard X-ray. pH 1-4 gastric, >6 intestinal. Never use air auscultation alone.
[18] Diabetic foot teaching?
Inspect feet daily, dry between toes, wear closed shoes, never go barefoot
Soak feet in hot water
Cut corns
Wear open sandals
Correct Answer: A
Rationale: Diabetic neuropathy -> injury unnoticed. Daily inspection, moisturize not between toes, closed shoes, no barefoot.
[19] Conscious client blood sugar 55 mg/dL treatment?
15g fast carbs: 4 oz juice, 3 glucose tablets, recheck in 15 min
Give insulin
Give water
, Do nothing
Correct Answer: A
Rationale: Rule of 15: 15g fast carb, recheck 15 min, repeat if still <70, then snack with protein/carbs.
[20] Thyroid storm signs?
High fever, tachycardia, agitation, delirium
Hypothermia, bradycardia
Weight gain
Constipation
Correct Answer: A
Rationale: Thyroid storm life-threatening hypermetabolism: fever >38.5, tachycardia, HTN, agitation, hyperthermia.
[21] How to check NG tube placement?
pH of aspirate 1-4 and X-ray confirmation
Inject air and listen only
Look at tube only
Give water and see
Correct Answer: A
Rationale: Gold standard X-ray. pH 1-4 gastric, >6 intestinal. Never use air auscultation alone.
[22] Diabetic foot teaching?
Inspect feet daily, dry between toes, wear closed shoes, never go barefoot
Soak feet in hot water
Cut corns
Wear open sandals
Correct Answer: A
Rationale: Diabetic neuropathy -> injury unnoticed. Daily inspection, moisturize not between toes, closed shoes, no barefoot.
[23] Conscious client blood sugar 55 mg/dL treatment?
15g fast carbs: 4 oz juice, 3 glucose tablets, recheck in 15 min
Give insulin
Give water
Do nothing
Correct Answer: A
Rationale: Rule of 15: 15g fast carb, recheck 15 min, repeat if still <70, then snack with protein/carbs.
[24] Thyroid storm signs?
High fever, tachycardia, agitation, delirium
Hypothermia, bradycardia
Weight gain
Constipation
Correct Answer: A
Rationale: Thyroid storm life-threatening hypermetabolism: fever >38.5, tachycardia, HTN, agitation, hyperthermia.
[25] How to check NG tube placement?
pH of aspirate 1-4 and X-ray confirmation
Inject air and listen only
Look at tube only
Give water and see
Correct Answer: A
Rationale: Gold standard X-ray. pH 1-4 gastric, >6 intestinal. Never use air auscultation alone.
[26] Diabetic foot teaching?
ENDOCRINE - 330 NCLEX QUESTIONS
Medical-Surgical Nursing: Gastrointestinal & Endocrine - 330 NCLEX Questions
Course: GI Endocrine | Total: 330 Questions | Format: Q + Options + Answer + Rationale | Edition: 2026 NCLEX-RN
High-Yield | Author: Original Content
All questions are original and based on current nursing textbooks (Lewis, Saunders, ATI). Not copied from any exam bank.
[1] How to check NG tube placement?
pH of aspirate 1-4 and X-ray confirmation
Inject air and listen only
Look at tube only
Give water and see
Correct Answer: A
Rationale: Gold standard X-ray. pH 1-4 gastric, >6 intestinal. Never use air auscultation alone.
[2] Diabetic foot teaching?
Inspect feet daily, dry between toes, wear closed shoes, never go barefoot
Soak feet in hot water
Cut corns
Wear open sandals
Correct Answer: A
Rationale: Diabetic neuropathy -> injury unnoticed. Daily inspection, moisturize not between toes, closed shoes, no barefoot.
[3] Conscious client blood sugar 55 mg/dL treatment?
15g fast carbs: 4 oz juice, 3 glucose tablets, recheck in 15 min
Give insulin
Give water
Do nothing
Correct Answer: A
Rationale: Rule of 15: 15g fast carb, recheck 15 min, repeat if still <70, then snack with protein/carbs.
[4] Thyroid storm signs?
High fever, tachycardia, agitation, delirium
Hypothermia, bradycardia
Weight gain
Constipation
Correct Answer: A
Rationale: Thyroid storm life-threatening hypermetabolism: fever >38.5, tachycardia, HTN, agitation, hyperthermia.
[5] How to check NG tube placement?
pH of aspirate 1-4 and X-ray confirmation
Inject air and listen only
Look at tube only
Give water and see
Correct Answer: A
Rationale: Gold standard X-ray. pH 1-4 gastric, >6 intestinal. Never use air auscultation alone.
[6] Diabetic foot teaching?
Inspect feet daily, dry between toes, wear closed shoes, never go barefoot
Soak feet in hot water
, Cut corns
Wear open sandals
Correct Answer: A
Rationale: Diabetic neuropathy -> injury unnoticed. Daily inspection, moisturize not between toes, closed shoes, no barefoot.
[7] Conscious client blood sugar 55 mg/dL treatment?
15g fast carbs: 4 oz juice, 3 glucose tablets, recheck in 15 min
Give insulin
Give water
Do nothing
Correct Answer: A
Rationale: Rule of 15: 15g fast carb, recheck 15 min, repeat if still <70, then snack with protein/carbs.
[8] Thyroid storm signs?
High fever, tachycardia, agitation, delirium
Hypothermia, bradycardia
Weight gain
Constipation
Correct Answer: A
Rationale: Thyroid storm life-threatening hypermetabolism: fever >38.5, tachycardia, HTN, agitation, hyperthermia.
[9] How to check NG tube placement?
pH of aspirate 1-4 and X-ray confirmation
Inject air and listen only
Look at tube only
Give water and see
Correct Answer: A
Rationale: Gold standard X-ray. pH 1-4 gastric, >6 intestinal. Never use air auscultation alone.
[10] Diabetic foot teaching?
Inspect feet daily, dry between toes, wear closed shoes, never go barefoot
Soak feet in hot water
Cut corns
Wear open sandals
Correct Answer: A
Rationale: Diabetic neuropathy -> injury unnoticed. Daily inspection, moisturize not between toes, closed shoes, no barefoot.
[11] Conscious client blood sugar 55 mg/dL treatment?
15g fast carbs: 4 oz juice, 3 glucose tablets, recheck in 15 min
Give insulin
Give water
Do nothing
Correct Answer: A
Rationale: Rule of 15: 15g fast carb, recheck 15 min, repeat if still <70, then snack with protein/carbs.
[12] Thyroid storm signs?
High fever, tachycardia, agitation, delirium
Hypothermia, bradycardia
Weight gain
Constipation
Correct Answer: A
Rationale: Thyroid storm life-threatening hypermetabolism: fever >38.5, tachycardia, HTN, agitation, hyperthermia.
,[13] How to check NG tube placement?
pH of aspirate 1-4 and X-ray confirmation
Inject air and listen only
Look at tube only
Give water and see
Correct Answer: A
Rationale: Gold standard X-ray. pH 1-4 gastric, >6 intestinal. Never use air auscultation alone.
[14] Diabetic foot teaching?
Inspect feet daily, dry between toes, wear closed shoes, never go barefoot
Soak feet in hot water
Cut corns
Wear open sandals
Correct Answer: A
Rationale: Diabetic neuropathy -> injury unnoticed. Daily inspection, moisturize not between toes, closed shoes, no barefoot.
[15] Conscious client blood sugar 55 mg/dL treatment?
15g fast carbs: 4 oz juice, 3 glucose tablets, recheck in 15 min
Give insulin
Give water
Do nothing
Correct Answer: A
Rationale: Rule of 15: 15g fast carb, recheck 15 min, repeat if still <70, then snack with protein/carbs.
[16] Thyroid storm signs?
High fever, tachycardia, agitation, delirium
Hypothermia, bradycardia
Weight gain
Constipation
Correct Answer: A
Rationale: Thyroid storm life-threatening hypermetabolism: fever >38.5, tachycardia, HTN, agitation, hyperthermia.
[17] How to check NG tube placement?
pH of aspirate 1-4 and X-ray confirmation
Inject air and listen only
Look at tube only
Give water and see
Correct Answer: A
Rationale: Gold standard X-ray. pH 1-4 gastric, >6 intestinal. Never use air auscultation alone.
[18] Diabetic foot teaching?
Inspect feet daily, dry between toes, wear closed shoes, never go barefoot
Soak feet in hot water
Cut corns
Wear open sandals
Correct Answer: A
Rationale: Diabetic neuropathy -> injury unnoticed. Daily inspection, moisturize not between toes, closed shoes, no barefoot.
[19] Conscious client blood sugar 55 mg/dL treatment?
15g fast carbs: 4 oz juice, 3 glucose tablets, recheck in 15 min
Give insulin
Give water
, Do nothing
Correct Answer: A
Rationale: Rule of 15: 15g fast carb, recheck 15 min, repeat if still <70, then snack with protein/carbs.
[20] Thyroid storm signs?
High fever, tachycardia, agitation, delirium
Hypothermia, bradycardia
Weight gain
Constipation
Correct Answer: A
Rationale: Thyroid storm life-threatening hypermetabolism: fever >38.5, tachycardia, HTN, agitation, hyperthermia.
[21] How to check NG tube placement?
pH of aspirate 1-4 and X-ray confirmation
Inject air and listen only
Look at tube only
Give water and see
Correct Answer: A
Rationale: Gold standard X-ray. pH 1-4 gastric, >6 intestinal. Never use air auscultation alone.
[22] Diabetic foot teaching?
Inspect feet daily, dry between toes, wear closed shoes, never go barefoot
Soak feet in hot water
Cut corns
Wear open sandals
Correct Answer: A
Rationale: Diabetic neuropathy -> injury unnoticed. Daily inspection, moisturize not between toes, closed shoes, no barefoot.
[23] Conscious client blood sugar 55 mg/dL treatment?
15g fast carbs: 4 oz juice, 3 glucose tablets, recheck in 15 min
Give insulin
Give water
Do nothing
Correct Answer: A
Rationale: Rule of 15: 15g fast carb, recheck 15 min, repeat if still <70, then snack with protein/carbs.
[24] Thyroid storm signs?
High fever, tachycardia, agitation, delirium
Hypothermia, bradycardia
Weight gain
Constipation
Correct Answer: A
Rationale: Thyroid storm life-threatening hypermetabolism: fever >38.5, tachycardia, HTN, agitation, hyperthermia.
[25] How to check NG tube placement?
pH of aspirate 1-4 and X-ray confirmation
Inject air and listen only
Look at tube only
Give water and see
Correct Answer: A
Rationale: Gold standard X-ray. pH 1-4 gastric, >6 intestinal. Never use air auscultation alone.
[26] Diabetic foot teaching?
