Exhibits
Click to indicate if the listed symptoms are consistent with angina, myocardial infarction, or both. Each column must have at least one response option selected.
Occurring without cause
Feelings of fear
Pain relieved by nitroglycerin
Pain only relieved by opioids
Epigastric distress
Chest pain radiating down arm
The Correct Answer is {"A":{"answers":"A"},"B":{"answers":"A,B"},"C":{"answers":"B"},"D":{"answers":"A"},"E":{"answers":"A"},"F":{"answers":"A,B"}}
Myocardial Infarction (MI):
- Occurring without cause
- Feelings of fear
- Pain only relieved by opioids
- Epigastric distress
- Chest pain radiating down arm
Angina:
- Feelings of fear
- Pain relieved by nitroglycerin
- Chest pain radiating down arm
Rationale:
- Occurring without cause: MI pain often develops spontaneously without obvious exertional triggers. It may strike during rest or sleep due to complete blockage of a coronary artery, which differentiates it from angina that is typically exertion-induced.
- Feelings of fear: Both MI and angina can provoke intense feelings of fear or a sense of impending doom. The body's sympathetic response to chest pain and hypoxia can trigger anxiety and a heightened emotional reaction in both conditions.
- Pain relieved by nitroglycerin: Stable angina pain usually responds well to nitroglycerin because it reduces myocardial oxygen demand by dilating coronary vessels. Relief after nitroglycerin suggests the pain is related to transient ischemia rather than infarction.
- Pain only relieved by opioids: In MI, the ischemic injury is severe and prolonged, causing chest pain that is often refractory to nitroglycerin. Opioids like morphine are typically needed to manage the intense, persistent discomfort caused by myocardial tissue death.
- Epigastric distress: Epigastric pain or discomfort may occur especially with inferior wall MIs, mimicking indigestion or gastrointestinal upset. This atypical presentation can delay diagnosis, particularly in older adults and women.
- Chest pain radiating down arm: Radiation of chest pain to the left arm, jaw, neck, or back is common in both MI and angina. It occurs because the same spinal segments supply sensory nerves to the heart and these other areas, causing referred pain.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. Computerized tomography (CT) scan: A CT scan may be done before a lumbar puncture if there is concern for increased intracranial pressure or brain herniation, especially in patients with altered mental status or focal neurological signs. However, it does not confirm the presence of meningitis or identify the causative organism.
B. Skull radiography: Skull X-rays are primarily used to identify skull fractures or bony abnormalities. They are not helpful in diagnosing meningitis. They may show fractures or sinus involvement but do not provide information about cerebrospinal fluid (CSF) or inflammation in the meninges.
C. Magnetic resonance imaging (MRI): MRI offers detailed images of the brain and spinal cord and may help detect complications of meningitis, such as abscesses or cerebral edema. However, it is not the first-line diagnostic tool to confirm meningitis and is more useful in complex or unclear cases.
D. Lumbar puncture: A lumbar puncture allows for direct sampling of cerebrospinal fluid, which is essential for diagnosing bacterial meningitis. CSF analysis provides information on glucose, protein, white blood cell count, and the presence of organisms, making it the definitive diagnostic test in suspected cases.
Correct Answer is B
Explanation
A. Limit calories on days unable to exercise: While adjusting caloric intake is a useful strategy in managing blood glucose, inconsistent caloric restriction without a structured plan can lead to hypoglycemia or poor nutritional intake. This approach alone is insufficient for improving HDL levels, which are influenced more significantly by physical activity.
B. Regular exercise with medical approval: Engaging in consistent aerobic exercise enhances insulin sensitivity, helping to lower blood glucose levels. Physical activity also promotes cardiovascular health by raising HDL cholesterol, which offers protective benefits against atherosclerosis—an important concern in diabetic clients.
C. Monitor blood glucose levels daily: Daily glucose monitoring is essential for adjusting treatment and preventing complications, but it does not directly increase HDL levels. Monitoring provides data, but behavior changes like diet and exercise are what actively influence these health markers.
D. Monthly appointments with the dietician: Regular consultation with a dietitian supports nutritional management, but monthly visits may not have a timely or sufficient impact on HDL and glucose control. Lifestyle modifications, particularly regular exercise, offer more immediate and measurable effects in both areas.
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