NU155 Exam 2 Study Guide (2026) | 500+ Practice Questions & Verified Answers | Endocrine Disorders, Diabetes Mellitus, Respiratory Disorders & Thyroid Disorders | Galen College of Nursing

Prepare for NU155 Exam 2 at Galen College of Nursing with this comprehensive 2026 study guide, featuring 500+ exam-style practice questions with verified answers and detailed rationales covering the essential concepts of endocrine nursing, diabetes management, respiratory disorders, thyroid diseases, adrenal disorders, and evidence-based nursing interventions. Designed to strengthen clinical reasoning, patient assessment, pharmacology knowledge, laboratory interpretation, and NCLEX-style decision-making, this study guide closely mirrors the format and complexity of NU155 examinations while reinforcing the foundational knowledge required for safe nursing practice. This study guide provides in-depth coverage of endocrine disorders, including pituitary gland function, hypothalamic-pituitary axis, anterior and posterior pituitary hormones, thyroid physiology, thyroid hormone regulation (TRH, TSH, T3, and T4), hypothyroidism, hyperthyroidism, Graves' disease, goiter, thyroid storm, thyroidectomy nursing care, radioactive iodine therapy, levothyroxine, methimazole, exophthalmos, hypoparathyroidism, hyperparathyroidism, calcium regulation, Addison's disease, Addisonian crisis, Cushing's syndrome, diabetes insipidus (DI), syndrome of inappropriate antidiuretic hormone secretion (SIADH), acromegaly, pituitary adenomas, cortisol regulation, aldosterone, epinephrine, antidiuretic hormone (ADH), oxytocin, desmopressin, corticosteroid therapy, electrolyte abnormalities, and endocrine laboratory interpretation. Every verified answer reinforces evidence-based nursing assessment, medication administration, and patient education required for academic success and clinical practice. The guide also delivers comprehensive coverage of diabetes mellitus and metabolic disorders, including Type 1 diabetes, Type 2 diabetes, insulin resistance, pancreatic beta-cell dysfunction, insulin pharmacology, rapid-, short-, intermediate-, and long-acting insulin, insulin administration, insulin pen teaching, hypoglycemia, hyperglycemia, diabetic ketoacidosis (DKA), hyperglycemic hyperosmolar state (HHS), Somogyi effect, Dawn phenomenon, HbA1c interpretation, fasting blood glucose, glucose tolerance testing, metformin, glipizide, carbohydrate management, diabetic neuropathy, foot care, sick-day rules, continuous glucose monitoring, lipodystrophy prevention, and evidence-based diabetes education. The study guide also extensively reviews respiratory disorders, including upper and lower respiratory tract infections, sinusitis, pharyngitis, tonsillitis, influenza, pneumonia, tuberculosis (TB), pleurisy, pleural effusion, pneumothorax, pulmonary embolism, asthma, chronic bronchitis, emphysema, chronic obstructive pulmonary disease (COPD), restrictive and obstructive lung diseases, pulmonary function testing, thoracentesis, bronchoscopy, oxygen therapy, incentive spirometry, airway management, respiratory assessment, lung sounds, arterial blood gas (ABG) interpretation, sputum characteristics, oxygen delivery devices, respiratory isolation precautions, inhaler techniques, bronchodilators, corticosteroids, montelukast, albuterol, respiratory emergencies, and evidence-based nursing interventions. This study guide is ideal for NU155 students, Galen College of Nursing students, Medical-Surgical Nursing students, Fundamentals of Nursing students, Practical Nursing (PN/LPN) students, Associate Degree Nursing (ADN) students, Bachelor of Science in Nursing (BSN) students, Registered Nursing (RN) students, pre-nursing students, and learners preparing for NCLEX-RN or NCLEX-PN examinations. The content aligns with leading nursing education references and evidence-based clinical guidelines, including: Lewis, S. L., Bucher, L., Heitkemper, M. M., Harding, M., Kwong, J., & Roberts, D. Lewis's Medical-Surgical Nursing: Assessment and Management of Clinical Problems. Elsevier. Hinkle, J. L., & Cheever, K. H. Brunner & Suddarth's Textbook of Medical-Surgical Nursing. Wolters Kluwer. Potter, P. A., Perry, A. G., Stockert, P. A., & Hall, A. Fundamentals of Nursing. Elsevier. American Diabetes Association (ADA). Standards of Care in Diabetes. American Association of Clinical Endocrinology (AACE). Clinical Practice Guidelines. Global Initiative for Chronic Obstructive Lung Disease (GOLD). Global Strategy for the Diagnosis, Management, and Prevention of COPD. Global Initiative for Asthma (GINA). Global Strategy for Asthma Management and Prevention. Centers for Disease Control and Prevention (CDC). Tuberculosis Clinical Care and Prevention Guidelines. National Council of State Boards of Nursing (NCSBN). NCLEX-RN Test Plan. Relevant students: NU155 Students, Galen College of Nursing Students, Medical-Surgical Nursing Students, Fundamentals of Nursing Students, Practical Nursing (PN/LPN) Students, Associate Degree Nursing (ADN) Students, Bachelor of Science in Nursing (BSN) Students, Registered Nursing (RN) Students, Pre-Nursing Students, NCLEX-RN Candidates, NCLEX-PN Candidates, Allied Health Students. Keywords NU155, NU155 Exam 2, Galen College of Nursing, Endocrine Disorders, Endocrine Nursing, Pituitary Gland, Hypothalamus, Thyroid Disorders, Hypothyroidism, Hyperthyroidism, Graves Disease, Goiter, Thyroid Storm, Levothyroxine, Methimazole, Thyroidectomy, Radioactive Iodine Therapy, Parathyroid Disorders, Hypoparathyroidism, Hyperparathyroidism, Addison Disease, Addisonian Crisis, Cushing Syndrome, Diabetes Insipidus, SIADH, Acromegaly, Diabetes Mellitus, Type 1 Diabetes, Type 2 Diabetes, DKA, HHS, Insulin Therapy, Metformin, Glipizide, HbA1c, Somogyi Effect, Dawn Phenomenon, COPD, Asthma, Emphysema, Chronic Bronchitis, Pneumonia, Tuberculosis, Pleural Effusion, Pulmonary Embolism, Respiratory Disorders, Lung Sounds, Thoracentesis, Incentive Spirometry, Oxygen Therapy, Respiratory Assessment, NCLEX Review, Nursing Exam Questions, Verified Answers, Study Guide