A nurse is reinforcing teaching with a client who smokes one pack of cigarettes per day.
The nurse should instruct the client that her newborn is at increased risk for which of the following clinical manifestations?
Low birth weight.
Hyperactivity.
Hypersensitivity to noise.
Craniofacial abnormalities.
The Correct Answer is A
Choice A rationale:
Maternal smoking is a major risk factor for low birth weight. Studies have consistently shown that infants born to mothers who smoke during pregnancy are more likely to be born prematurely and have a lower birth weight compared to infants born to non-smoking mothers.
Nicotine, a primary component in cigarettes, is a vasoconstrictor that reduces blood flow to the placenta. This decreased blood flow can deprive the developing fetus of oxygen and essential nutrients, leading to impaired growth and development.
Carbon monoxide, another harmful substance in cigarette smoke, binds to hemoglobin in the blood, reducing its ability to carry oxygen. This can also contribute to fetal hypoxia and growth restriction.
Smoking can also interfere with placental function, further compromising the delivery of nutrients and oxygen to the fetus.
Choice B rationale:
While some studies have suggested a possible link between maternal smoking and hyperactivity in children, the evidence is not conclusive. Further research is needed to establish a definitive association.
Choice C rationale:
There is no clear evidence to suggest that maternal smoking directly causes hypersensitivity to noise in newborns.
Choice D rationale:
Craniofacial abnormalities are not typically associated with maternal smoking. They are more commonly caused by genetic factors or exposure to certain medications or substances during pregnancy.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice A:
Mood swings are a common and expected symptom of early pregnancy due to hormonal changes. They typically do not require medical attention unless they become severe or interfere with daily life.
While it's important to discuss mood swings with a healthcare provider, they are not considered a critical symptom that necessitates immediate action.
Choice C:
Urinary frequency, or the need to urinate more often, is also a common symptom of early pregnancy. It's caused by hormonal changes and the growing uterus putting pressure on the bladder.
While it can be inconvenient, it's typically not a cause for concern unless accompanied by other symptoms, such as pain or burning during urination.
Choice D:
Decreased energy, or fatigue, is another common and expected symptom of early pregnancy.
It's often caused by hormonal changes and the body's increased workload to support the growing fetus.
While it can be frustrating, it's typically not a cause for concern unless it becomes severe or interferes with daily life.
Choice B:
Facial edema, or swelling of the face, is not a common symptom of early pregnancy.
It can be a sign of preeclampsia, a serious pregnancy complication characterized by high blood pressure and protein in the urine.
Preeclampsia can develop suddenly and progress quickly, so it's important to seek medical attention right away if facial edema occurs.
Key Points:
Facial edema is a potential sign of preeclampsia, a serious pregnancy complication.
Mood swings, urinary frequency, and decreased energy are common and expected symptoms of early pregnancy that typically do not require immediate medical attention.
It's important for pregnant women to be aware of potential warning signs and to seek medical advice promptly if they experience any concerning symptoms.
Correct Answer is A
Explanation
Choice A:
Fetal heart tone location: In a frank breech presentation, the fetal buttocks are positioned downward and the legs are extended straight up toward the head, placing the fetal heart closer to the mother's upper abdomen. This results in fetal heart tones being heard above the umbilicus at midline.
Gestation period: At 9 weeks of gestation, the fetus is still small and has ample room to move within the uterus, making breech presentations more common. However, it's important to note that the ideal position for childbirth is cephalic, with the head down.
Other presentations:
Cephalic presentations typically have fetal heart tones below the umbilicus.
Transverse presentations usually have fetal heart tones laterally, off to one side of the abdomen.
Posterior presentations, while still head down, can have fetal heart tones that are difficult to locate or muffled due to the position of the fetal back against the mother's spine.
Choice B:
Fetal position: In a transverse presentation, the fetus is positioned horizontally across the uterus, with the head and buttocks on either side. This typically results in fetal heart tones being heard laterally, rather than above the umbilicus at midline.
Choice C:
Fetal position: In a cephalic presentation, the fetus is head down, with the buttocks near the fundus of the uterus. This usually results in fetal heart tones being heard below the umbilicus, rather than above it.
Choice D:
Fetal position: In a posterior presentation, the fetus is head down, but facing the mother's back. While this can sometimes make fetal heart tones difficult to locate, they are typically still heard below the umbilicus, rather than above it.
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