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 ["C","D","E"]
Explanation
A. Set the water heater at 65.6° C (150° F):
The recommended temperature for a water heater is around 49°C (120°F) to prevent burns. Setting it at 65.6°C (150°F) can lead to scald injuries.
B. Install accordion style gates: Accordion-style gates are not recommended because they can pose a strangulation risk. The safer option is to use gates with vertical or horizontal slats that are spaced closer together.
C. Fit the mattress so that it is snug against the sides of the crib: A snug-fitting mattress prevents gaps where the baby could get trapped or injured.
D. Tie plastic bags in knots before discarding them:
This prevents accidental suffocation or choking hazards that can occur if an infant gets hold of a plastic bag.
E. Serve food in small, non-circular pieces:Serving food in small, non-circular pieces reduces the risk of choking. Infants should be given age-appropriate foods to minimize the risk of choking, and cutting food into small, easy-to-manage pieces is recommended.
Correct Answer is ["A","C","D"]
Explanation
A. Lateral deviation and rotation of each vertebra:
Correct Answer: Correct.
Explanation: Scoliosis involves a lateral (side-to-side) curvature of the spine and often includes some degree of vertebral rotation. Assessing for these deviations is crucial in diagnosing scoliosis.
B. Equal rib prominences:
Correct Answer: Incorrect.
Explanation: In scoliosis, the ribs may appear more prominent on one side due to the lateral curvature of the spine. Therefore, equal rib prominences would not typically be observed in scoliosis.
C. Unequal rib heights:
Correct Answer: Correct.
Explanation: Unequal heights of the ribs are commonly seen in scoliosis due to the asymmetrical nature of the spine's curvature.
D. Chest asymmetry:
Correct Answer: Correct.
Explanation: Asymmetry in the chest area, including differences in the shape or appearance of the chest, can be indicative of scoliosis, especially when associated with the spinal curvature.
E. Equal shoulder heights:
Correct Answer: Incorrect.
Explanation: In scoliosis, one shoulder might appear higher than the other due to the lateral curvature of the spine. Therefore, equal shoulder heights would not typically be observed in scoliosis.
F. Equal waist angles:
Correct Answer: Incorrect.
Explanation: Scoliosis often causes an asymmetrical appearance of the waistline due to the lateral curvature of the spine, resulting in unequal waist angles rather than equal ones.
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