A pediatrician has prescribed oxygen as needed for an infant with heart failure. Which situation would likely increase the oxygen demand. requiring the nurse to administer oxygen to the infant?
when a parent is holding the infant
During sleep
When changing the infant's diapers
When drawing blood for electrolyte level testing
The Correct Answer is D
A. When a parent is holding the infant
Explanation: Being held by a parent is generally a comforting and calming experience for an infant, and it is unlikely to significantly increase oxygen demand. In fact, the presence of a familiar caregiver may help reduce stress.
B. During sleep
Explanation: During sleep, an infant's oxygen demand may decrease, and oxygen supplementation may not be necessary unless there are specific indications or concerns about oxygen saturation levels.
C. When changing the infant's diapers
Explanation: Changing a diaper is a routine care activity that is not likely to significantly increase oxygen demand. It is not typically associated with stress or increased metabolic activity that would necessitate additional oxygen.
D. When drawing blood for electrolyte level testing
Explanation:
Drawing blood for electrolyte level testing is a potentially stressful procedure that may cause distress and anxiety in the infant. Stress and anxiety can increase the metabolic rate and oxygen demand. In a situation where an infant is already prescribed oxygen as needed for heart failure, additional stressors like blood drawing may necessitate the administration of oxygen to ensure an adequate oxygen supply
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Heat intolerance
Explanation:
Graves' disease is an autoimmune disorder that results in hyperthyroidism, meaning there is an overproduction of thyroid hormones. Common symptoms of Graves' disease include heat intolerance, increased sweating, weight loss, palpitations, and anxiety. The hyperactivity of the thyroid gland leads to an increased metabolic rate, causing heat intolerance.
B. Bradycardia
Explanation: Bradycardia (slow heart rate) is not typically associated with Graves' disease. Hyperthyroidism usually leads to an increased heart rate (tachycardia) due to the stimulatory effects of thyroid hormones on the cardiovascular system.
C. Lethargy
Explanation: Lethargy (excessive tiredness or lack of energy) is more commonly associated with hypothyroidism, where there is an insufficient production of thyroid hormones. In Graves' disease, the excess thyroid hormones often lead to symptoms of hyperactivity, not lethargy.
D. Weight gain
Explanation: Weight gain is not a typical finding in Graves' disease. Hyperthyroidism often leads to unintentional weight loss due to increased metabolism and energy expenditure. Weight gain is more commonly associated with hypothyroidism.

Correct Answer is ["A","C","D"]
Explanation
A.Reduce exposure to environmental organisms.
Explanation: Minimizing the child's exposure to environmental organisms helps reduce the risk of infections. This includes practices such as maintaining a clean environment and promoting good hygiene.
B. Maintain the child in a semiprivate room.
Explanation: The type of room (semiprivate or private) may not be directly related to infection control. However, maintaining a clean and controlled environment is important.
C.Use strict aseptic technique for all procedures.
Explanation: Strict aseptic technique is crucial to prevent the introduction of pathogens during procedures. This involves maintaining a sterile field and using appropriate infection control measures during medical interventions.
D.Ensure that anyone entering the child's room wears a mask.
Explanation: Wearing a mask helps prevent the spread of respiratory infections, which can be particularly risky for immunocompromised children. It is a measure to protect the child from potential airborne pathogens.
E. Apply firm pressure to a needlestick area for at least 10 minutes.
Explanation: Applying firm pressure to a needlestick area is relevant in the context of preventing bleeding or hematoma formation but is not directly related to infection control.
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