NR-224 / NR 224 Fundamentals
Midterm Exam 2 – Skills Questions and
correct Answers Plus Rationales
(Verified Answers) 2025 |
CHAMBERLAIN UNIVERSITY
1. What is the first step in performing a sterile dressing change?
a) Apply sterile gloves
b) Perform hand hygiene
c) Remove the old dressing
d) Prepare the sterile field
Rationale:
Performing hand hygiene first is essential to reduce the risk of infection before
any sterile procedure.
2. When donning sterile gloves, which part of the glove is considered non-
sterile?
a) The entire glove surface
,b) The fingers of the glove
c) The inside cuff of the glove
d) The palm of the glove
Rationale:
The inside cuff that is handled when putting on the gloves is non-sterile and
should not touch sterile surfaces.
3. What is the appropriate angle to insert a needle during an intramuscular (IM)
injection?
a) 15 degrees
b) 30 degrees
c) 90 degrees
d) 45 degrees
Rationale:
IM injections require insertion at a 90-degree angle to ensure the medication
reaches the muscle tissue.
4. Which site is commonly used for subcutaneous injections?
a) Vastus lateralis
b) Abdomen
c) Deltoid
d) Dorsogluteal
, Rationale:
The abdomen is frequently used for subcutaneous injections due to the large
amount of subcutaneous tissue and ease of access.
5. What is the main purpose of performing a health history before beginning
physical assessment?
a) To start documenting vital signs
b) To gather subjective data about the patient’s health status
c) To perform laboratory testing
d) To administer medications
Rationale:
Health history collection provides subjective data that guide the physical
examination and care planning.
6. Which of the following is the best technique to assess for edema?
a) Palpate for skin temperature
b) Inspect for skin discoloration
c) Press firmly over bony prominences and observe for indentation
d) Measure limb circumference only
Rationale:
Pressing over bony areas and checking for persistent indentation (pitting) is the
standard for assessing edema.
Midterm Exam 2 – Skills Questions and
correct Answers Plus Rationales
(Verified Answers) 2025 |
CHAMBERLAIN UNIVERSITY
1. What is the first step in performing a sterile dressing change?
a) Apply sterile gloves
b) Perform hand hygiene
c) Remove the old dressing
d) Prepare the sterile field
Rationale:
Performing hand hygiene first is essential to reduce the risk of infection before
any sterile procedure.
2. When donning sterile gloves, which part of the glove is considered non-
sterile?
a) The entire glove surface
,b) The fingers of the glove
c) The inside cuff of the glove
d) The palm of the glove
Rationale:
The inside cuff that is handled when putting on the gloves is non-sterile and
should not touch sterile surfaces.
3. What is the appropriate angle to insert a needle during an intramuscular (IM)
injection?
a) 15 degrees
b) 30 degrees
c) 90 degrees
d) 45 degrees
Rationale:
IM injections require insertion at a 90-degree angle to ensure the medication
reaches the muscle tissue.
4. Which site is commonly used for subcutaneous injections?
a) Vastus lateralis
b) Abdomen
c) Deltoid
d) Dorsogluteal
, Rationale:
The abdomen is frequently used for subcutaneous injections due to the large
amount of subcutaneous tissue and ease of access.
5. What is the main purpose of performing a health history before beginning
physical assessment?
a) To start documenting vital signs
b) To gather subjective data about the patient’s health status
c) To perform laboratory testing
d) To administer medications
Rationale:
Health history collection provides subjective data that guide the physical
examination and care planning.
6. Which of the following is the best technique to assess for edema?
a) Palpate for skin temperature
b) Inspect for skin discoloration
c) Press firmly over bony prominences and observe for indentation
d) Measure limb circumference only
Rationale:
Pressing over bony areas and checking for persistent indentation (pitting) is the
standard for assessing edema.
