A nurse is collecting data from a client who has a respiratory disorder and displays manifestations of hypoxia. Which of the following findings should the nurse expect?
Bradypnea
Cyanosis
Pallor
Bradycardia
The Correct Answer is B
A. Bradypnea, or abnormally slow breathing, is not typically associated with hypoxia. Hypoxia usually triggers an increase in respiratory rate (tachypnea) as the body attempts to take in more oxygen to meet its needs.
B. Cyanosis, a bluish discoloration of the skin and mucous membranes, is a key sign of hypoxia. It occurs when there is insufficient oxygen in the blood, leading to a darker color of deoxygenated hemoglobin. Cyanosis is most commonly observed in the lips, fingertips, and toes.
C. Pallor, or paleness of the skin, can occur in various conditions but is not specific to hypoxia. It is more commonly associated with anemia or shock rather than low oxygen levels in the blood.
D. Bradycardia, or a slower-than-normal heart rate, is not typically a manifestation of hypoxia. Instead, hypoxia often causes tachycardia as the body attempts to increase oxygen delivery to tissues by pumping blood more quickly.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["C","D"]
Explanation
A. Repeat blood serum potassium: While it’s important to monitor potassium levels, the immediate priority when preparing to administer potassium is ensuring safe administration practices, not rechecking levels before initiating therapy.
B. Educate client regarding high-potassium food sources: Client education is important for long-term management but is not a priority when preparing for intravenous potassium replacement in an acute setting.
C. Cardiac monitoring during infusion: Potassium affects cardiac conduction, and rapid correction can lead to arrhythmias. Continuous cardiac monitoring is necessary to detect any life-threatening arrhythmias during the infusion.
D. Ensure that the client's urine output is at least 1 mL/kg/hour: Adequate urine output ensures that the kidneys are functioning and capable of excreting excess potassium, reducing the risk of hyperkalemia.
E. Ensure potassium infusion is prepared with 5% dextrose solution: Potassium should not be mixed with dextrose, as it can increase insulin release, causing potassium to shift into cells and worsen hypokalemia.
Correct Answer is D
Explanation
A. Provide mouth care: Mouth care is important for overall comfort and hygiene but is not the first step in preparing for chest percussion, vibration, and postural drainage. The priority is to prepare the client for the procedures that will aid in clearing lung secretions.
B. Cup hands and tap on the client's chest repeatedly: This action is part of chest percussion and should be performed after positioning the client correctly. Percussion should be done on the appropriate lung areas based on the positioning.
C. Auscultate lung fields: Auscultation of lung fields is essential for assessing lung sounds and determining the effectiveness of therapy. However, it should be done after positioning the client to ensure that the correct areas are being treated and assessed.
D. Position the client so that the lung area to be drained is above the client's trachea: Proper positioning is crucial for effective postural drainage, as it allows gravity to assist in moving secretions from the lung areas to the central airways. This should be done before performing chest percussion or vibration.
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