Permissible sites for subcutaneous injections are? (SELECT 3 CORRECT OPTIONS)
Anterior thighs.
2-in. around the umbilicus.
Posterior upper arm.
Lateral aspect of thigh.
Forearms.
Correct Answer : A,C,D
Choice A rationale
The anterior thighs are a permissible site for subcutaneous injections because they offer a good layer of subcutaneous fat, which allows for proper absorption of the medication. The vastus lateralis muscle, located in this region, is often used, providing a safe and accessible area for injection due to its distance from major nerves and blood vessels.
Choice B rationale
The area 2 inches around the umbilicus, while containing subcutaneous tissue, is generally avoided for routine subcutaneous injections due to the presence of numerous blood vessels and nerve endings, which can increase the risk of pain, bruising, and potential complications. It's often reserved for specific medications like insulin.
Choice C rationale
The posterior upper arm, specifically the triceps area, is a common and appropriate site for subcutaneous injections. This region provides a sufficient layer of subcutaneous tissue for medication absorption and is relatively free of major nerves and blood vessels, minimizing discomfort and potential complications for the patient.
Choice D rationale
The lateral aspect of the thigh is a frequently used and recommended site for subcutaneous injections. Similar to the anterior thigh, this area offers a large surface of subcutaneous fat, facilitating optimal drug absorption and reducing the likelihood of injecting into muscle or hitting critical neurovascular structures.
Choice E rationale
The forearms, particularly the ventral aspect, are generally not preferred sites for routine subcutaneous injections due to the thinner subcutaneous tissue layer and the proximity of numerous blood vessels and nerves. This area is more commonly used for intradermal injections, where a shallower injection is required.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice A rationale
A standing order is a pre-written medication order and protocol that applies to a specific patient population or clinical situation, allowing nurses to initiate treatment without immediate physician consultation. While it provides a framework, a daily medication is more specifically classified by its regular administration schedule, distinguishing it from general standing orders.
Choice B rationale
A routine order signifies a medication order that is carried out as prescribed until a discontinuation order or change is made. The medication is given on a regular, scheduled basis, often daily, multiple times a day, or weekly. This ensures consistent therapeutic levels for chronic conditions. Lasix 40 mg PO daily fits this description, as it is given consistently each day.
Choice C rationale
A STAT order (statim) means "immediately" and indicates that the medication must be administered as soon as possible, typically within 30 minutes of the order. This type of order is reserved for urgent situations where delay could significantly impact patient outcomes. Lasix ordered daily does not fall into this urgent category.
Choice D rationale
A PRN order (pro re nata) means "as needed.”. This type of order allows the nurse to administer medication based on the patient's symptoms or specific criteria rather than on a fixed schedule. Since Lasix is ordered "daily," it implies a fixed schedule, not an "as needed" administration.
Correct Answer is D
Explanation
Choice A rationale
Having the patient lie flat before administering medications through a tube increases the risk of aspiration, as gastric contents can reflux into the esophagus and potentially enter the airway. Proper patient positioning is crucial to promote safe medication delivery and prevent pulmonary complications.
Choice B rationale
Administering medications when gastric residual volume is 200 mL or more is generally not recommended. A high residual volume indicates delayed gastric emptying, increasing the risk of aspiration and potentially affecting medication absorption. Typically, residuals of 200-250 mL or more warrant holding the feeding and reassessing.
Choice C rationale
Mixing all medications together before administration is often inappropriate and can lead to several problems. Drug incompatibilities can occur, altering medication effectiveness, causing precipitation, or leading to tube occlusion. Each medication should generally be administered separately, flushed with water between doses.
Choice D rationale
Elevating the head of the patient's bed to at least 30 degrees before administering medications through a tube significantly reduces the risk of aspiration. This semi-Fowler's position utilizes gravity to keep gastric contents in the stomach, promoting safe passage of medications and minimizing reflux into the esophagus and lungs.
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