An infant weighing 6 pounds 3 ounces has morphine 0.5 mg IV q 2 hours prn ordered for post op pain. The recommended dosage for a child is 0.1-0.2 mg/kg/dose q2-4 hours prn. Prove mathematically the ordered dose by the physician (mg/kg/dose) and is it safe to give.
The Correct Answer is ["0.1696"]
To calculate the ordered dose by the physician in mg/kg/dose, we need to convert the infant's weight from pounds and ounces to kilograms. One pound is equal to 0.4536 kg and one ounce is equal to 0.02835 kg. Therefore, the infant's weight in kilograms is:
6 x 0.4536 + 3 x 0.02835 = 2.948 kg
The ordered dose by the physician is 0.5 mg IV q 2 hours prn. To find the dose in mg/kg/dose, we divide the dose in mg by the weight in kg:
0.5 / 2.948 = 0.1696 mg/kg/dose
The recommended dosage for a child is 0.1-0.2 mg/kg/dose q2-4 hours prn. The ordered dose by the physician falls within this range, so it is a safe dosage for the infant.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. The deciduous teeth falling out:
The falling out of deciduous (baby) teeth is a natural part of early childhood development and is not specifically indicative of adolescence. The loss of deciduous teeth usually occurs before the age of 12.
B. The beginning of puberty:
Puberty is the period of physical and sexual development that marks the transition from childhood to adolescence. It involves the development of secondary sexual characteristics, such as breast development in girls and facial hair growth in boys, along with other physical changes.
C. The child becoming self-supported:
Becoming self-supported is a broad concept that can occur at various stages of development and is not a specific marker of the beginning of adolescence. Adolescents may gain increasing independence, but this is a gradual process.
D. The fine motor skills fully developed:
Fine motor skills typically develop during early childhood, and the full development of these skills is not a specific marker for the beginning of adolescence. Fine motor skills involve the coordination of small muscle movements and are important for tasks like writing and drawing.
Correct Answer is D
Explanation
A. “My child has a vocabulary of approximately 20 words.”
This statement indicates language development, and an 18-month-old with a vocabulary of approximately 20 words is within the expected range. It's a positive indicator of language acquisition.
B. “My child is still thumb sucking.”
Thumb sucking is a common self-soothing behavior in infants and toddlers. While it's a normal behavior, it typically decreases with age. Thumb sucking alone may not necessarily be a cause for concern unless it persists significantly and interferes with other aspects of development.
C. “My child seems to be quite wary of strangers.”
Stranger anxiety is a normal developmental stage, and many children exhibit wariness or fear of unfamiliar people around the age of 18 months. It is considered a typical response and not necessarily indicative of developmental delay.
D. “My child is able to stand but is not yet taking steps independently.”
At 18 months, most children are expected to be walking independently. The inability to take independent steps might be a concern for gross motor skill development. While some variation is normal, a delay in achieving this milestone might prompt further evaluation to rule out any underlying developmental issues.
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