A nurse is using a Doppler ultrasound stethoscope to assess the pedal pulses of a client who has peripheral vascular disease. Which of the following actions should the nurse plan to take?
Exert firm pressure when placing the probe.
Apply the probe to the exterior aspect of the ankle.
Move the probe until a whooshing sound is present.
Hold the probe at a 30° angle to the blood vessel.
The Correct Answer is C
Choice A rationale:
Exerting firm pressure when placing the probe (Choice A) is not recommended because it can potentially compress the blood vessels and impede blood flow. This can lead to inaccurate readings and compromise the assessment of the pedal pulses in a client with peripheral vascular disease.
Choice B rationale:
Applying the probe to the exterior aspect of the ankle (Choice B) is not the standard approach for assessing pedal pulses. The pedal pulses are typically assessed on the dorsal (top) and posterior (back) aspects of the foot, as well as the lateral (side) aspects of the ankle. Placing the probe on the exterior aspect of the ankle might not yield accurate results.
Choice C rationale:
Moving the probe until a whooshing sound is present (Choice C) is the correct action when using a Doppler ultrasound stethoscope to assess pedal pulses. The whooshing sound, known as "Doppler sound," indicates the presence of blood flow. The nurse should gently maneuver the probe until this sound is heard, allowing for an accurate assessment of the pulses and blood flow status.
Choice D rationale:
Holding the probe at a 30° angle to the blood vessel (Choice D) is not a standard practice for assessing pedal pulses with a Doppler ultrasound stethoscope. The nurse should place the probe directly over the pulse site and adjust its position until the Doppler sound is detected.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A rationale:
Before initiating teaching for a client with a new diagnosis of type 2 diabetes mellitus, it is essential to identify the client's learning needs. This involves assessing what the client already knows about the condition, their level of understanding, and any specific areas of concern or interest. By establishing the learning needs, the nurse can tailor the teaching plan to address the client's individual requirements, thereby enhancing the effectiveness of the education provided.
Choice B rationale:
While determining the client's literacy level (Choice B) is important, it might not take precedence over understanding the client's learning needs. However, assessing literacy is still relevant because it helps the nurse adapt the teaching materials and language used to ensure the client comprehends the information.
Choice C rationale:
Evaluating the client's readiness for learning (Choice C) is significant, but it should ideally follow the identification of learning needs. Readiness for learning pertains to the client's emotional and psychological state, which can impact their ability to absorb new information. While essential, it should not be the initial step in planning teaching.
Choice D rationale:
Verifying the client's computer access (Choice D) is not directly related to the immediate planning of teaching for a new diagnosis of type 2 diabetes mellitus. While technology and access to online resources can enhance learning, this consideration is secondary to understanding the client's knowledge gaps and preferred learning style.
Choice E rationale:
Identifying the client's learning style (Choice E) is valuable in customizing the teaching approach, but it comes after establishing learning needs. Learning styles, such as visual, auditory, or kinesthetic, can influence the most effective way to present information. However, without first determining what the client needs to know, tailoring the teaching style might not yield optimal results.
Correct Answer is C
Explanation
Choice A rationale:
Encouraging the client to ambulate is not appropriate when the client has a high fever of 40°C (104°F). Ambulation requires physical exertion and can potentially worsen the client's condition, especially when they are already experiencing discomfort due to the fever.
Choice B rationale:
Giving the client a cold sponge bath might seem like a logical approach to reduce fever; however, it is not the most effective and safest method. Cold water can cause vasoconstriction and shivering, potentially increasing the body's metabolic demands and raising the temperature further. Additionally, sudden temperature changes can be uncomfortable and may not provide sustained fever reduction.
Choice C rationale:
Administering antipyretics as prescribed is the correct choice. Antipyretic medications, such as acetaminophen or ibuprofen, work to lower fever by acting on the hypothalamus, the body's temperature-regulating center. By reducing fever, the body's metabolic rate and oxygen consumption are decreased, which can help prevent complications associated with high fever, such as dehydration and discomfort.
Choice D rationale:
Providing a cooling fan can offer some comfort, but it might not be sufficient to effectively lower the client's high fever. Fans primarily work by promoting evaporative cooling, which may not be efficient when the body temperature is significantly elevated. Additionally, relying solely on a cooling fan might delay the necessary intervention of administering antipyretic medication.
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