What condition can cause a seizure?
Anxiety
Hypertension
Migraines
Hypoxia
The Correct Answer is D
A. Anxiety: Anxiety can cause hyperventilation, palpitations, and restlessness, but it does not directly trigger seizures. While severe stress may lower the seizure threshold slightly, it is not a primary cause of epileptic activity.
B. Hypertension: Chronic or acute hypertension can lead to vascular complications like stroke or hypertensive encephalopathy, which may indirectly precipitate seizures, but hypertension alone is not a direct cause in most cases.
C. Migraines: Migraines are associated with neurological symptoms such as aura, headache, and visual disturbances. While rare, some individuals may experience migraine-triggered seizures, but this is uncommon and not a primary seizure etiology.
D. Hypoxia: Hypoxia deprives neurons of oxygen, disrupting cellular metabolism and ion gradients. This can lead to neuronal hyperexcitability and spontaneous firing, which may precipitate seizures. Hypoxia is a common and significant cause of seizure activity in acute and chronic settings.
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. Pneumonia:Pneumonia is an acute respiratory infection that primarily affects the lungs. While severe or recurrent infections may stress the cardiovascular system, pneumonia does not directly cause coronary artery disease, which is driven by atherosclerotic processes.
B. Asthma:Asthma is a chronic inflammatory airway disorder. It can increase cardiovascular strain during acute exacerbations, but it does not directly cause coronary artery narrowing or atherosclerosis that defines coronary artery disease.
C. Heart failure:Heart failure is a consequence of underlying cardiac conditions, including coronary artery disease, hypertension, or valvular disease. It is not a primary cause of coronary artery disease but rather a potential outcome of impaired coronary perfusion or myocardial damage.
D. Hypertension:Chronic hypertension increases shear stress on arterial walls, promoting endothelial injury and atherosclerotic plaque formation. Over time, this contributes to narrowing of the coronary arteries and is a major risk factor for developing coronary artery disease.
Correct Answer is D
Explanation
A. High water intake:Adequate hydration is generally protective for overall health and does not directly contribute to peripheral nerve damage. Excessive water intake is rarely associated with neuropathy unless it leads to electrolyte imbalances, which is uncommon.
B. Low blood sugar:Hypoglycemia can cause temporary neurological symptoms such as confusion, tremors, or dizziness, but it does not typically result in chronic peripheral nerve damage. Peripheral neuropathy is more closely associated with prolonged metabolic disturbances rather than acute low glucose episodes.
C. Eating spicy food:Consuming spicy foods may cause transient sensations such as burning in the mouth or gastrointestinal discomfort, but it does not damage peripheral nerves or contribute to neuropathy. Dietary spices are not risk factors for peripheral nerve disease.
D. Atherosclerosis:Atherosclerosis impairs blood flow to peripheral nerves, leading to ischemia and increased risk of nerve injury. Chronic reduced perfusion can cause sensory deficits, pain, and tingling characteristic of peripheral neuropathy, especially in individuals with coexisting conditions like diabetes or hypertension.
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