Nursing practice questions with comprehensive rationales
NurseDive Free Nursing Practice Question
Exhibit 1. A nurse understands which of the following assessment findings as a priority to indicate that a newborn may be experiencing cold stress and burning brown fat to produce heat? (Select all that apply.).
A. Respiratory distress.
Respiratory distress is a priority assessment finding that indicates a newborn may be experiencing cold stress. Cold stress can cause the baby's body to burn brown fat to generate heat, leading to increased oxygen demand and respiratory distress as a compensatory mechanism.
B. Hyperglycemia.
Hyperglycemia is not associated with cold stress. Instead, hypoglycemia (low blood sugar) is a concern in newborns experiencing cold stress as they deplete their glucose stores to maintain body temperature.
C. Metabolic alkalosis.
Metabolic alkalosis is not a priority assessment finding for cold stress. Metabolic acidosis (not listed in the options) can be associated with cold stress due to increased anaerobic metabolism, but it is not one of the provided choices.
D. Hypoglycemia.
Hypoglycemia is a priority assessment finding associated with cold stress. As the baby's body uses glucose to produce heat from burning brown fat, it can lead to a drop in blood sugar levels, which is a significant concern in newborns.
This question is an excerpt from Nurse Dive's nursing test bank - ATI Custom Maternity Newborncare Proctored Exam. Take the full exam now
Full Explanation
Choice A rationale:
Respiratory distress is a priority assessment finding that indicates a newborn may be experiencing cold stress. Cold stress can cause the baby's body to burn brown fat to generate heat, leading to increased oxygen demand and respiratory distress as a compensatory mechanism.
Choice B rationale:
Hyperglycemia is not associated with cold stress. Instead, hypoglycemia (low blood sugar) is a concern in newborns experiencing cold stress as they deplete their glucose stores to maintain body temperature.
Choice C rationale:
Metabolic alkalosis is not a priority assessment finding for cold stress. Metabolic acidosis (not listed in the options) can be associated with cold stress due to increased anaerobic metabolism, but it is not one of the provided choices.
Choice D rationale:
Hypoglycemia is a priority assessment finding associated with cold stress. As the baby's body uses glucose to produce heat from burning brown fat, it can lead to a drop in blood sugar levels, which is a significant concern in newborns.
Choice E rationale:
Metabolic acidosis is not listed among the provided choices, but it can be associated with cold stress due to the increased production of lactic acid from anaerobic metabolism when trying to generate heat.
Similar Questions
The purpose of surfactant is to?
A. Provide a heat source for the newborn.
Providing a heat source for the newborn is not the purpose of surfactant. Surfactant is a substance produced in the lungs to reduce surface tension and prevent alveolar collapse during expiration. It helps with the exchange of gases, but it does not generate heat.
B. Assist the alveoli to remain open.
This is the correct answer. Surfactant plays a crucial role in assisting the alveoli to remain open by reducing surface tension. This, in turn, allows for proper gas exchange, especially of oxygen and carbon dioxide.
C. Assist the ductus arteriosus to remain open.
Assisting the ductus arteriosus to remain open is not the purpose of surfactant. The ductus arteriosus is a fetal blood vessel that connects the pulmonary artery to the aorta, bypassing the lungs. After birth, it should close on its own, and surfactant does not influence this process.
D. Provide energy to the newborn.
Providing energy to the newborn is not the purpose of surfactant. Energy for the newborn comes from nutrition, particularly breast milk or formula, and not from surfactant.
Full Explanation
Choice A rationale:
Providing a heat source for the newborn is not the purpose of surfactant. Surfactant is a substance produced in the lungs to reduce surface tension and prevent alveolar collapse during expiration. It helps with the exchange of gases, but it does not generate heat.
Choice B rationale:
This is the correct answer. Surfactant plays a crucial role in assisting the alveoli to remain open by reducing surface tension. This, in turn, allows for proper gas exchange, especially of oxygen and carbon dioxide.
Choice C rationale:
Assisting the ductus arteriosus to remain open is not the purpose of surfactant. The ductus arteriosus is a fetal blood vessel that connects the pulmonary artery to the aorta, bypassing the lungs. After birth, it should close on its own, and surfactant does not influence this process.
Choice D rationale:
Providing energy to the newborn is not the purpose of surfactant. Energy for the newborn comes from nutrition, particularly breast milk or formula, and not from surfactant
A nurse is reinforcing teaching with a client who is postpartum about bathing her newborn. Which of the following statements by the client indicates a need for further teaching?
A. "I will use mild soap.".
"I will use mild soap”. indicates an appropriate understanding of newborn bathing. Mild soap is suitable for newborn skin to avoid irritation.
B. "Baby powder will help prevent a diaper rash.".
This is the correct answer. Baby powder is not recommended for newborns as it can cause respiratory issues when inhaled and may lead to skin irritation. Therefore, the client needs further teaching about the use of baby powder.
C. "I will test the water on my wrist for temperature before bathing.".
"I will test the water on my wrist for temperature before bathing”. demonstrates proper safety measures, ensuring the water is not too hot for the baby.
D. "I will use a basin during bathing.".
"I will use a basin during bathing”. is a reasonable approach to bathing the newborn and does not indicate a need for further teaching.
Full Explanation
"Baby powder will help prevent a diaper rash.”.
Choice A rationale:
"I will use mild soap”. indicates an appropriate understanding of newborn bathing. Mild soap is suitable for newborn skin to avoid irritation.
Choice B rationale:
This is the correct answer. Baby powder is not recommended for newborns as it can cause respiratory issues when inhaled and may lead to skin irritation. Therefore, the client needs further teaching about the use of baby powder.
Choice C rationale:
"I will test the water on my wrist for temperature before bathing”. demonstrates proper safety measures, ensuring the water is not too hot for the baby.
Choice D rationale:
"I will use a basin during bathing”. is a reasonable approach to bathing the newborn and does not indicate a need for further teaching.
A nurse is caring for a newborn immediately after birth. Which of the following actions by the nurse reduces evaporative heat loss by the newborn?
A. Maintaining ambient room temperature at 24° C (75° F).
Maintaining ambient room temperature at 24° C (75° F) can help prevent heat loss by keeping the environment warm, but it does not specifically address evaporative heat loss. Evaporative heat loss occurs when moisture on the skin evaporates, which is not directly controlled by ambient temperature.
B. Drying the newborn's skin thoroughly.
Drying the newborn's skin thoroughly reduces evaporative heat loss by removing moisture that can evaporate and cool the skin. This action is critical immediately after birth when the newborn is wet with amniotic fluid.
C. Preventing air drafts.
Preventing air drafts helps reduce convective heat loss, not evaporative heat loss. Convective heat loss occurs when air moves across the skin and carries heat away.
D. Placing the newborn on a warm surface.
Placing the newborn on a warm surface helps reduce conductive heat loss by preventing heat transfer from the baby to a cooler surface. However, this does not address evaporative heat loss, which is specifically related to moisture evaporation from the skin.
Full Explanation
A. Maintaining ambient room temperature at 24° C (75° F) can help prevent heat loss by keeping the environment warm, but it does not specifically address evaporative heat loss. Evaporative heat loss occurs when moisture on the skin evaporates, which is not directly controlled by ambient temperature.
B. Drying the newborn's skin thoroughly reduces evaporative heat loss by removing moisture that can evaporate and cool the skin. This action is critical immediately after birth when the newborn is wet with amniotic fluid.
C. Preventing air drafts helps reduce convective heat loss, not evaporative heat loss. Convective heat loss occurs when air moves across the skin and carries heat away.
D. Placing the newborn on a warm surface helps reduce conductive heat loss by preventing heat transfer from the baby to a cooler surface. However, this does not address evaporative heat loss, which is specifically related to moisture evaporation from the skin.