The nursing instructor asks the student nurse which of the following intramuscular (IM) sites is preferred in infants and children.
What should the student nurse's response be?
Vastus lateralis.
Ventrogluteal.
Dorsogluteal.
Deltoid.
The Correct Answer is A
Choice A rationale
The vastus lateralis muscle is the preferred intramuscular injection site for infants and children due to its large muscle mass and lack of major nerves or blood vessels, minimizing the risk of injury. This site is easily accessible and provides a safe area for medication absorption in developing musculature.
Choice B rationale
The ventrogluteal site is generally considered safe and effective for intramuscular injections, but it requires precise anatomical landmark identification, which can be challenging in infants and young children, increasing the risk of sciatic nerve injury if landmarks are not accurately identified.
Choice C rationale
The dorsogluteal site is contraindicated for intramuscular injections in infants and children due to the risk of sciatic nerve damage. The sciatic nerve runs through this area, and the muscle mass is not fully developed in younger patients, making it a hazardous site.
Choice D rationale
The deltoid muscle is too small and underdeveloped in infants and young children to safely accommodate intramuscular injections. Its limited muscle mass increases the risk of injury to underlying nerves and blood vessels, and absorption capacity is reduced.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice A rationale
Turning the patient to the right side immediately after medication administration via a tube is generally not recommended as it may promote rapid gastric emptying which can potentially lead to dumping syndrome or alter drug absorption by moving the medication out of the stomach too quickly.
Choice B rationale
Leaving the patient in a high-Fowler's position for 30 minutes after administering medications through a tube helps prevent aspiration by utilizing gravity to keep the medication in the stomach. This position also aids in proper digestion and absorption by maintaining gastrointestinal motility and reducing reflux.
Choice C rationale
Flushing the tube with 10-15 mL of water after each medication is generally insufficient to clear the tube effectively and prevent clogging, especially with viscous medications. A standard flush volume of 30-60 mL is typically recommended to ensure complete medication delivery and tube patency.
Choice D rationale
Holding medication if 50 mL of residual is obtained is not a universal standard. The acceptable residual volume varies based on institutional policy, patient condition, and the type of feeding. Often, a residual volume of 200-250 mL or more is the threshold for holding medications.
Correct Answer is D
Explanation
Choice A rationale
An absent pulse (0) indicates no palpable pulsation, often due to an occlusion or severe vasoconstriction. This signifies a complete lack of blood flow through the vessel, requiring immediate medical attention to prevent tissue ischemia and necrosis.
Choice B rationale
A bounding pulse (4+) is characterized by a strong, easily palpable pulsation that is not easily obliterated by pressure. This can indicate conditions like fluid overload, hypertension, or hyperkinetic states, reflecting increased stroke volume or decreased peripheral resistance.
Choice C rationale
A weak pulse (1+) is characterized by a faint, barely palpable pulsation that is easily obliterated by pressure. This can be indicative of decreased stroke volume, hypovolemia, or peripheral artery disease, signifying reduced blood flow and perfusion.
Choice D rationale
A normal pulse (2+) is characterized by a readily palpable pulsation that is easily discernible and not easily obliterated by pressure. This finding indicates adequate cardiac output and peripheral perfusion, signifying healthy cardiovascular function within normal physiological parameters.
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