A nurse is planning to monitor a client for dehydration following several episodes of vomiting and an increase in the client’s temperature.
Which of the following findings should the nurse identify as an indication that the client is dehydrated?
Distended neck veins
Bounding pulse
BP 146/94 mm Hg
Urine specific gravity 1.034 .
The Correct Answer is D
Choice A rationale:
Distended neck veins are not a reliable indicator of dehydration in adults. They can be caused by other factors, such as heart failure or fluid overload.
In cases of dehydration, the veins in the neck may actually be less visible due to decreased blood volume.
It's important to assess for other signs and symptoms of dehydration, such as urine output, skin turgor, and vital signs, to make an accurate diagnosis.
Choice B rationale:
A bounding pulse can be a sign of dehydration, but it can also be caused by other factors, such as anxiety, exercise, or fever. It's important to assess the pulse rate and rhythm in conjunction with other signs and symptoms to determine the cause.
A normal pulse rate is 60-100 beats per minute in adults. A bounding pulse is typically a strong, forceful pulse that can be easily felt.
Choice C rationale:
A blood pressure of 146/94 mm Hg is considered elevated, but it is not necessarily a sign of dehydration. Blood pressure can be elevated due to other factors, such as stress, pain, or underlying medical conditions. It's important to assess blood pressure in conjunction with other signs and symptoms to determine the cause. Choice D rationale:
Urine specific gravity is a measure of the concentration of solutes in the urine. A higher urine specific gravity indicates more concentrated urine, which is a sign of dehydration.
A normal urine specific gravity is 1.005-1.030. A urine specific gravity of 1.034 is considered high and is a strong indicator of dehydration.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice A rationale:
Removing the tube immediately upon patient gagging is not the most appropriate first step. Gagging is a common reflex during nasogastric tube insertion and can often be managed without removing the tube.
Premature removal could lead to unnecessary discomfort for the patient and potential delays in treatment.
The nurse should attempt to reposition the tube or have the patient sip water to facilitate passage before considering removal.
Choice B rationale:
Tucking the chin to the chest and swallowing are essential maneuvers that help guide the tube into the esophagus and reduce the risk of misplacement into the trachea.
These actions close off the airway and open the esophagus, creating a smoother path for the tube.
The nurse should instruct the patient to perform these actions during insertion to promote successful placement.
Choice C rationale:
While a supine position is often used for nasogastric tube insertion, it is not the most crucial factor for success.
Studies have shown that a high-Fowler's position (sitting upright with head elevated) may be equally effective and potentially more comfortable for patients.
The nurse should consider patient comfort and potential contraindications (such as respiratory distress) when choosing the most appropriate position.
Choice D rationale:
Measuring the tube from the nose tip to the navel is an outdated practice that can lead to inaccurate placement. The correct measurement is from the nose tip to the earlobe to the xiphoid process (NEX).
This landmark-based method provides a more reliable estimation of the distance to the stomach.
Correct Answer is B
Explanation
Choice A rationale:
Tenderness to touch is a common finding in wounds healing by secondary intention. It's often due to inflammation, which is a normal part of the healing process. The inflammation brings in cells and substances that promote healing. However, increased tenderness, especially when accompanied by other signs of infection, should be reported.
Choice B rationale:
A halo of erythema on the surrounding skin is a sign of infection. This is a serious complication that can delay healing and lead to further complications. The erythema indicates that the infection is spreading beyond the wound edges and needs prompt attention.
Choice C rationale:
Drainage of serosanguineous fluid is also common in wounds healing by secondary intention. This fluid is a mixture of serum (clear yellowish fluid) and blood. It's a sign that the wound is cleaning itself and new tissue is forming. While excessive drainage or a change in color or odor could signal a problem, drainage itself is not necessarily a cause for concern.
Choice D rationale:
Pink, shiny tissue with a granular appearance is a sign of healthy granulation tissue. This is a type of tissue that forms during the healing process. It's rich in blood vessels and collagen, which are essential for wound healing. The presence of granulation tissue indicates that the wound is healing well.
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