ATI Dosage Calculations 3.0: Injectable Medications Questions and Answers | Latest Version | 2025/2026 | Correct & Verified

ATI Dosage Calculations 3.0: Injectable Medications Questions and Answers | Latest Version | 2025/2026 | Correct & Verified A client is prescribed 0.5 mL of an intramuscular injection. What is the preferred site for this injection in an adult? Ventrogluteal A medication order reads: Administer 1,000 units of heparin subcutaneously every 8 hours. The vial label reads 5,000 units/mL. How many mL will you administer per dose? 0.2 mL A provider prescribes morphine 2 mg IV push every 4 hours as needed. The vial is labeled 10 mg/mL. How many mL will you administer for one dose? 0.2 mL You need to give 25 mg of a medication intramuscularly. The vial concentration is 50 mg/mL. How many mL will you administer? 0.5 mL 2 The order reads: Administer ceftriaxone 500 mg IM. The vial label states 1 g/2 mL after reconstitution. How many mL should you give? 1 mL You are giving an intradermal injection for a TB test. What is the maximum volume you should inject? 0.1 mL A child is prescribed an IM injection of 0.4 mL. What is the best site to use? Vastus lateralis You are administering insulin regular 6 units and insulin NPH 10 units subcutaneously. What is the proper order for drawing up the insulin? Clear before cloudy An order states: Give lorazepam 1 mg IV. The vial reads 2 mg/mL. How many mL will you administer? 0.5 mL 3 The order is for furosemide 40 mg IV. The vial reads 10 mg/mL. How many mL should you administer? 4 mL You are preparing to administer enoxaparin 30 mg subcutaneously. The prefilled syringe is labeled 30 mg/0.3 mL. How many mL will you administer? 0.3 mL A patient is prescribed 150 mg of a medication IM. The label states 100 mg/mL. How many mL will you give? 1.5 mL An IV medication is to be reconstituted with 2 mL of sterile water to yield 250 mg/mL. If the order is for 500 mg, how many mL should be administered?