Endocrine System Questions and

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ATI Pharmacology Made Easy 5.0 - Endocrine System Questions and Answers | Latest Version | 2025/2026 | Correct & Verified

Which hormone is primarily responsible for regulating blood glucose levels by promoting glucose uptake into cells?

• Glucagon
• Cortisol

✔✔C) Insulin

• Epinephrine

What is the main action of levothyroxine (Synthroid)?

• Decreases thyroid hormone production
• Stimulates the adrenal cortex

✔✔C) Replaces deficient thyroid hormone

• Increases blood glucose levels

A patient taking metformin (Glucophage) should be monitored for which potential adverse effect? 1 / 3

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• Hypoglycemia
• Hyperkalemia

✔✔C) Lactic acidosis

• Hypertension

Which medication is a rapid-acting insulin?

• Glargine (Lantus)
• NPH (Humulin N)

✔✔C) Lispro (Humalog)

• Detemir (Levemir)

What is the primary use of propylthiouracil (PTU)?

• Treats hypothyroidism

✔✔B) Reduces thyroid hormone production in hyperthyroidism

• Stimulates insulin release
• Lowers blood calcium levels

Which drug class increases insulin sensitivity in type 2 diabetes? 2 / 3

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• Sulfonylureas
• Meglitinides

✔✔C) Thiazolidinediones (TZDs)

• DPP-4 inhibitors

A patient with Addison’s disease would most likely be prescribed which medication?

• Methimazole
• Liraglutide

✔✔C) Hydrocortisone

• Octreotide

Which hormone stimulates milk production in breastfeeding women?

• Oxytocin

✔✔B) Prolactin

• Follicle-stimulating hormone (FSH)
• Luteinizing hormone (LH)

What is the antidote for severe hypoglycemia caused by insulin overdose?

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