The nurse notices while holding him upright that a 1-day-old newborn has a significantly indented anterior fontanelle. She immediately brings it to the attention of the physician. What does this finding most likely indicate?
Increased intracranial pressure.
Vernix caseosa.
Dehydration.
Cyanosis.
The Correct Answer is C
The correct answer is c. Dehydration. A significantly indented anterior fontanelle in a newborn is most commonly a sign of dehydration.
Choice A reason:
Increased intracranial pressure: This statement is incorrect because increased intracranial pressure typically causes a bulging, not indented, fontanelle. Symptoms include irritability, vomiting, and a high-pitched cry.
Choice B reason:
Vernix caseosa: This statement is incorrect because vernix caseosa is a white, cheesy substance covering the skin of newborns, unrelated to fontanelle indentation. It serves as a protective layer for the baby’s skin.
Choice C reason:
Dehydration: This statement is correct. Dehydration in newborns can cause a sunken fontanelle due to the loss of fluid. Other signs include dry mouth, sunken eyes, and fewer wet diapers.
Choice D reason:
Cyanosis: This statement is incorrect because cyanosis refers to a bluish discoloration of the skin due to lack of oxygen, not related to fontanelle shape. It indicates issues with oxygenation or circulation.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
The correct answer is: d. Move infant away from blowing fan.
Choice A: Dry the baby after a bath
Drying the baby after a bath is essential to prevent heat loss through evaporation. When a newborn is wet, the water on their skin can evaporate, taking heat away from their body. While this is an important step in maintaining the baby’s temperature, it does not specifically address heat loss through convection.
Choice B: Wrap the baby in warmed blankets
Wrapping the baby in warmed blankets helps prevent heat loss through conduction and radiation. Conduction occurs when the baby comes into contact with a cooler surface, and radiation occurs when the baby loses heat to the surrounding environment. Although this action is beneficial, it does not directly address heat loss through convection.
Choice C: Place the baby in a warmer
Placing the baby in a warmer is an effective way to maintain the baby’s overall body temperature by providing a controlled, warm environment. This action helps prevent heat loss through conduction, radiation, and evaporation. However, it is not the most direct method to prevent heat loss through convection.
Choice D: Move infant away from blowing fan
Moving the infant away from a blowing fan directly addresses and prevents heat loss due to air movement, which is a key factor in convection. Convection occurs when air currents carry heat away from the baby’s body. By moving the baby away from the fan, the nurse can effectively reduce heat loss through this mechanism.
Correct Answer is A
Explanation
The question is about a client who has been in the latent phase of labor for 12 hours and wants some medication to help her rest. The nurse has to predict which medication the healthcare provider will prescribe. The choices are:. • A. Fentanyl: a synthetic opioid that is used for pain relief and sedation. It is fast-acting and potent, but can cause respiratory depression and nausea. • B. Meperidine: a synthetic opioid that is used for pain relief and sedation. It is less potent than fentanyl, but can cause seizures and serotonin syndrome. • C. Morphine: a natural opioid that is used for pain relief and sedation. It is less potent than fentanyl, but can cause respiratory depression and itching. • D. Secobarbital: a barbiturate that is used for sedation and anesthesia. It is not an opioid, but can cause respiratory depression and addiction.
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