#1
Which needle gauge is commonly used for intramuscular injections?
18G
ExplanationCommonly used due to its thickness and ease of injection.
#2
What is the most common volume range for intramuscular injections in adults?
1-2 mL
ExplanationCommonly used volume range for adult injections.
#3
Which size of needle is commonly recommended for intramuscular injections in infants?
25G
ExplanationSuitable for infants due to their smaller size.
#4
What is the preferred site for intramuscular injections in patients with thin subcutaneous tissue?
Deltoid
ExplanationAccessible site with less fatty tissue.
#5
What is the appropriate needle length for intramuscular injections in adults?
1.5 inches
ExplanationAdequate length for reaching deep muscle tissue in adults.
#6
What is the recommended angle for administering intramuscular injections?
90 degrees
ExplanationAllows for optimal penetration into muscle tissue.
#7
Which muscle is commonly used for adult intramuscular injections?
Vastus lateralis
ExplanationLarge and accessible for injections in adults.
#8
Which of the following is a potential complication of improper intramuscular injection technique?
Nerve damage
ExplanationImproper technique can lead to nerve damage.
#9
In pediatric intramuscular injections, which muscle is often preferred due to its larger size and accessibility?
Vastus lateralis
ExplanationLarge and accessible for injections in children.
#10
What is the primary reason for alternating injection sites for repeated intramuscular injections?
To minimize tissue damage
ExplanationReduces the risk of tissue trauma or scarring.
#11
In elderly patients, which muscle is often preferred for intramuscular injections due to reduced muscle mass?
Gluteus maximus
ExplanationLarge muscle with reduced risk of trauma in elderly patients.
#12
What precaution should be taken to avoid hitting a blood vessel during an intramuscular injection?
Aspirate before injecting
ExplanationTo ensure the needle is not in a blood vessel before injecting.
#13
Why is the Z-track method used for intramuscular injections?
To prevent leakage of medication
ExplanationReduces the risk of medication leaking out of the injection site.
#14
What is the purpose of aspirating before injecting during an intramuscular injection?
To confirm not in a blood vessel
ExplanationEnsures the needle is not in a blood vessel before injecting.
#15
When should you massage the injection site after administering an intramuscular injection?
Massage is not recommended
ExplanationMassaging can increase the risk of tissue damage or bleeding.
#16
What is the significance of the ventrogluteal site for intramuscular injections?
Avoids major blood vessels
ExplanationLess risk of puncturing major blood vessels.
#17
Why is it important to use a dart-like motion when inserting the needle for an intramuscular injection?
Ensures proper depth
ExplanationHelps in achieving the correct depth for intramuscular injections.