The nurse is assessing a client who has a respiratory problem. Which clinical manifestation is most reflective of early hypoxia?
Confusion
Apnea
Cyanosis
Dysrhythmias
The Correct Answer is A
A. Confusion can be an early sign of hypoxia, especially when oxygen delivery to the brain is compromised. Inadequate oxygenation can affect cognitive function and mental status, leading to confusion. This occurs because the brain is highly sensitive to changes in oxygen levels.
B. Apnea refers to the absence of breathing. While severe hypoxia can lead to respiratory arrest and apnea, it is not typically an early manifestation of hypoxia. Early hypoxia is characterized by attempts to increase ventilation to compensate for decreased oxygen levels, rather than complete cessation of breathing.
C. Cyanosis occurs when there is a bluish discoloration of the skin and mucous membranes due to deoxygenated hemoglobin in the blood. Cyanosis is a late sign of hypoxia and usually indicates significant oxygen deprivation. It is not typically seen in early hypoxia stages.
DDysrhythmias (irregular heart rhythms) can occur as a result of hypoxia, especially if the heart muscle is not receiving enough oxygen. However, dysrhythmias are generally considered a later manifestation of hypoxia, as the heart attempts to compensate for decreased oxygen delivery.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["B","C","E"]
Explanation
B. According to Medicare and The Joint Commission guidelines, the use of patient restraints requires a physician's order. The order should specify the reason for the restraint, the type of restraint, and the duration or conditions for its use.
C. Before using restraints, healthcare providers must exhaust all alternative, less restrictive measures to manage the patient's behavior or condition. This could include environmental modifications, reassurance techniques, or pharmacological interventions.
E. Restraints should be removed or released every 2 hours for reevaluation and to provide opportunities for range of motion exercises, toileting, hydration, and skin care. Restraints should not be used continuously without periodic assessment and reevaluation.
A. Punitive measures are not appropriate or effective in the use of patient restraints. Restraints should only be used for medical reasons to ensure patient safety, not as a form of punishment.
D. Inadequate staffing is not a criterion specified for using patient restraints. Restraints should not be used as a substitute for sufficient staffing levels to monitor and manage patient care.
Correct Answer is B
Explanation
B. This response acknowledges the urgency of the situation and seeks clarification on the appropriate administration technique. It demonstrates readiness to follow through with the medical resident's directive while ensuring safe and effective administration.
A. This response reflects hesitation and a concern about administering a medication that the nurse did not prepare or is unfamiliar with. In a critical situation like a "code blue," timely administration of medications as directed by the medical team is crucial for patient outcomes.
C. Checking IV patency is important to ensure the medication can be administered properly. However, in a "code blue" situation where time is critical, this step might unnecessarily delay administration of the medication.
D. This response indicates willingness to follow the directive given by the medical resident. It also emphasizes the importance of documenting and obtaining proper orders after the immediate crisis has been addressed.
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