Endocrine System (ATI) Questions and Answers | Latest Version | 2025/2026 | Correct & Verified

Endocrine System (ATI) Questions and Answers | Latest Version | 2025/2026 | Correct & Verified What hormone increases blood sugar by breaking down glycogen? A. Cortisol B. Glucagon C. Insulin D. TSH Which symptom is most concerning in a client with thyroid storm? A. Constipation B. Cold skin C. High fever and fast heart rate D. Low blood pressure A patient with acromegaly has excessive secretion of: A. Growth hormone B. Insulin 2 C. Cortisol D. Thyroid hormone What lab finding supports a diagnosis of Addison’s disease? A. High cortisol B. High sodium C. Low cortisol D. High blood glucose What symptom is most common in a client with pheochromocytoma? A. Sudden high blood pressure B. Low heart rate C. Frequent urination D. Muscle twitching Which hormone helps regulate circadian rhythm? A. Cortisol B. Melatonin 3 C. Insulin D. Parathyroid hormone Which part of the adrenal gland secretes cortisol? A. Medulla B. Cortex C. Outer capsule D. Pituitary What is an appropriate nursing action after administering insulin? A. Encourage physical activity immediately B. Monitor for signs of hypoglycemia C. Give high-fat food D. Limit fluids What is the function of luteinizing hormone (LH) in females? A. Increases milk production B. Stimulates ovulation 4 C. Maintains pregnancy D. Reduces estrogen What hormone stimulates the release of breast milk? A. Prolactin B. Oxytocin C. LH D. Estrogen Which gland is responsible for regulating the body’s metabolism? A. Pancreas B. Thyroid C. Adrenal cortex D. Parathyroid Which hormone lowers blood sugar levels? A. Insulin B. Cortisol