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NR-224 Fundamentals midterm Exam 1 – Skills Questions and correct Answers Plus Rationales (Verified Answers) 2025

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NR-224 Fundamentals midterm Exam 1 – Skills Questions and correct Answers Plus Rationales (Verified Answers) 2025

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NR-224 Fundamentals midterm
Exam 1 – Skills Questions and
correct Answers Plus Rationales
(Verified Answers) 2025




1. When performing hand hygiene using an alcohol-based
hand rub, how long should you rub your hands together until
they are dry?

a) 5 seconds

,NR-224 Fundamentals midterm
Exam 1 – Skills Questions and
correct Answers Plus Rationales
(Verified Answers) 2025




b) 10 seconds

c) 15 seconds
d) 20 seconds

Answer: d) 20 seconds
Rationale: The CDC recommends rubbing hands with an
alcohol-based hand rub for at least 20 seconds until the hands
are completely dry to effectively kill germs.

,NR-224 Fundamentals midterm
Exam 1 – Skills Questions and
correct Answers Plus Rationales
(Verified Answers) 2025




2. What is the appropriate angle for inserting an intramuscular
(IM) injection needle?

a) 15 degrees

b) 30 degrees

c) 45 degrees
d) 90 degrees

, NR-224 Fundamentals midterm
Exam 1 – Skills Questions and
correct Answers Plus Rationales
(Verified Answers) 2025




Answer: d) 90 degrees
Rationale: Intramuscular injections require a 90-degree angle
to ensure the medication is delivered deep into the muscle
tissue for proper absorption.



3. When applying a sterile dressing to a wound, what is the
most important step to maintain sterility?

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