NCLEX-RN Medical-Surgical Nursing Latest Exam 2026 Updated Version A+

NCLEX-RN Medical-Surgical Nursing



📚 NCLEX-RN Medical-Surgical Nursing

⭐ Complete Study Guide – 2025/2026 Edition ⭐
✅ 60 Verified Practice Q&A | High-Yield Body Systems | Lab Values & Nursing

Priorities


📖 TABLE OF CONTENTS

 Critical Lab Values Every Nurse Must Know
 Cardiovascular Disorders

 Respiratory Disorders
 Neurological Disorders

 Gastrointestinal Disorders
 Renal and Urinary Disorders

 Musculoskeletal Disorders
 Endocrine Disorders

 Integumentary (Skin) Disorders
 60 Practice Questions with Rationales

, NCLEX-RN Medical-Surgical Nursing


🔬 Section 1: Critical Lab Values Every Nurse Must

Know


Lab Test Normal Range Low (Causes) High (Causes)


Sodium (Na+) 135-145 mEq/L Hyponatremia: SIADH, Hypernatremia:

excess water dehydration, DI


Potassium 3.5-5.0 mEq/L Hypokalemia: diuretics, Hyperkalemia: renal
(K+) vomiting failure, ACE-i


Calcium 8.5-10.5 mg/dL Hypocalcemia: Hypercalcemia:

(Ca++) hypoparathyroid hyperparathyroid


Glucose 70-110 mg/dL Hypoglycemia: insulin Hyperglycemia: DM,

(Fasting) excess steroids


BUN 10-20 mg/dL Liver failure, Dehydration, renal
malnutrition failure


Creatinine 0.6-1.2 mg/dL Muscle wasting Renal impairment
(most specific)


Hemoglobin 13.5-17.5 g/dL Anemia, bleeding Polycythemia, COPD

(Male)


Hemoglobin 12-16 g/dL Anemia, bleeding Polycythemia
(Female)