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Author Question: Which statement about head lice is true? a. Prevalence of head lice in U.S. schools is nearly 50. ... (Read 140 times) |
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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.
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The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.
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Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.