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purvey    音标拼音: [pɚv'e]
vt.
vi. 供给,供应

供给,供应

purvey
v 1: supply with provisions [synonym: {provision}, {purvey}]


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  • Heart disease - Symptoms and causes - Mayo Clinic
    Symptoms Heart disease symptoms depend on the type of heart disease Symptoms of heart disease in the blood vessels Coronary artery disease is a common heart condition that affects the major blood vessels that supply the heart muscle A buildup of fats, cholesterol and other substances in and on the artery walls usually causes coronary artery
  • Heart attack - Symptoms causes - Mayo Clinic
    A heart attack occurs when an artery that sends blood and oxygen to the heart is blocked Fatty, cholesterol-containing deposits build up over time, forming plaques in the heart's arteries If a plaque ruptures, a blood clot can form The clot can block arteries, causing a heart attack During a heart attack, a lack of blood flow causes the tissue in the heart muscle to die
  • Cardiomyopathy - Symptoms and causes - Mayo Clinic
    Overview Cardiomyopathy (kahr-dee-o-my-OP-uh-thee) is a disease of the heart muscle It causes the heart to have a harder time pumping blood to the rest of the body, which can lead to symptoms of heart failure Cardiomyopathy also can lead to some other serious heart conditions There are various types of cardiomyopathy The main types include dilated, hypertrophic and restrictive
  • Heart disease in women: Understand symptoms and risk factors
    Heart disease is the most common cause of death for both women and men in the United States But some heart disease symptoms in women can differ from those in men Knowing the symptoms of a heart attack and heart disease may help save a life
  • Heart rate: Whats normal? - Mayo Clinic
    A normal resting heart rate for adults ranges from 60 to 100 beats per minute A heart rate above or below that may signal a health condition
  • Heart arrhythmia - Symptoms and causes - Mayo Clinic
    Coronary artery disease, other heart problems and previous heart surgery Narrowed heart arteries, a heart attack, heart valve disease, prior heart surgery, heart failure, cardiomyopathy and other heart damage are risk factors for almost any kind of arrhythmia
  • Strategies to prevent heart disease
    Heart disease is a leading cause of death You can't change some risk factors for it, such as family history, sex assigned at birth or age But you can take plenty of other steps to lower your risk of heart disease One of the best things you can do for your heart is to stop smoking or using
  • Chest pain - Symptoms and causes - Mayo Clinic
    Heart and blood vessel causes Some heart-related causes of chest pain are: Angina This is any chest pain due to reduced blood flow to the heart muscle It is often described as squeezing, pressure, heaviness, tightness or pain in the chest Angina is a symptom of coronary artery disease Unstable angina can cause a heart attack or near heart
  • Heart failure - Symptoms and causes - Mayo Clinic
    Heart failure occurs when the heart muscle doesn't pump blood as well as it should Blood often backs up and causes fluid to build up in the lungs and in the legs The fluid buildup can cause shortness of breath and swelling of the legs and feet Poor blood flow may cause the skin to look blue or gray Depending on your skin color, these color changes may be harder or easier to see Some types
  • Atrial fibrillation - Symptoms and causes - Mayo Clinic
    Atrial fibrillation (AFib) is a heart rhythm disorder In a typical heart, a group of cells called the sinus node sends electrical signals that start each heartbeat The signals go across the upper heart chambers to the AV node, where they usually slow down Then the signals go to the lower heart chambers, causing them to squeeze and pump out blood But in AFib, the signals in the upper





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