ATI LPN
Study Guide for Fundamentals of Nursing Care: Concepts, Connections & Skills
Chapter 37 : Administering Intradermal, Subcutaneous, and Intramuscular Injections | Questions
Question 1 of 5
What angle of insertion can be used for subcutaneous injections in patients of all sizes?
Correct Answer: C,D
Rationale: Subcutaneous injections can be administered at a 45-degree angle for most patients or a 90-degree angle for those with sufficient subcutaneous tissue, depending on needle length and patient size.
Question 2 of 5
Which site is the site of choice for IM injections in the majority of patients?
Correct Answer: C
Rationale: The ventrogluteal site is preferred for IM injections due to its safety, minimal risk of nerve or blood vessel damage, and adequate muscle mass.
Question 3 of 5
What is the maximum volume of medication that can be instilled into the deltoid muscle of the average-size adult?
Correct Answer: C
Rationale: The deltoid muscle can safely accommodate up to 1 mL in average-sized adults to avoid discomfort or tissue damage.
Question 4 of 5
What is the maximum volume you can instill in the ventrogluteal site of a very large muscular female of approximately 240 pounds?
Correct Answer: A
Rationale: The ventrogluteal site in a large, muscular adult can accommodate up to 3 mL due to its larger muscle mass.
Question 5 of 5
Which muscle(s)/site(s) is(are) used for injections in infants who are younger than 7 months?
Correct Answer: C
Rationale: The vastus lateralis is the preferred site for IM injections in infants younger than 7 months due to its adequate muscle mass and safety.