Search results for: 'chronic obstructive pulmonary disease'

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By: Administrator, Views: 9746

Spirometry is a common test used to assess how well your lungs work by measuring how much air you inhale, how much you exhale and how quickly you exhale. Spirometry is used to diagnose asthma, chronic obstructive pulmonary disease (COPD) and other conditions that affect breathing

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Smoking Cessation

By: Administrator, Views: 9508

Smoking cessation (also known as quitting smoking or simply quitting) is the process of discontinuing tobacco smoking. Tobacco smoke contains nicotine, which is addictive and can cause dependence. Nicotine withdrawal makes the process of quitting often difficult. Seventy percent of smokers wou...

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Physiology of Asthma

By: Administrator, Views: 9590

Asthma is a common chronic disease worldwide and affects approximately 26 million persons in the United States. It is the most common chronic disease in childhood, affecting an estimated 7 million children. The pathophysiology of asthma is complex and involves airway inflammation, intermittent ai...

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Renal Failure

By: Administrator, Views: 9494

Chronic kidney disease (CKD) is the presence of kidney damage, or a decreased level of kidney function, for a period of three months or more. Kidney disease can range from mild to severe and in some cases, lead to kidney failure.

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Coronary Heart Disease

By: Administrator, Views: 9809

Coronary heart disease accounted for 23.5 percent of all deaths in the U.S. in 2008. According to the Centers for Disease Control and Prevention (CDC), about 735,000 Americans have a heart attack each year. Warning signs and symptoms include chest pain or discomfort and shortness of breath. Ex...

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Otitis Media

By: Administrator, Views: 9705

Otitis media is a group of inflammatory diseases of the middle ear. The two main types are acute otitis media (AOM) and otitis media with effusion (OME). AOM is an infection of rapid onset that usually presents with ear pain. In young children this may result in pulling at the ear, increased cryi...

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Coronary Heart Disease Animation

By: Administrator, Views: 9898

Arteriosclerotic heart disease occurs when arterial vessels are marked by thickening, hardening, and loss of elasticity in arterial walls. Course of cardiovascular disease accelerates due to: Reduced blood flow Rlevated blood lipids Defective endothelial repair

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Heart Chambers

By: Administrator, Views: 9715

Circulation of blood through the chambers of the heart Septum divides heart into the right and left heart. Each side contains an upper and lower chamber: Atria, or upper chambers, receive blood. Ventricles, or lower chambers, pump blood. Valves control intake and outflow of blood in chamber...

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Ventilation - phases and driving forces

By: HWC, Views: 6637

Respiration is the exchange of gases between the atmosphere, blood, and cells The combination of 3 processes is required for respiration to occur Ventilation (breathing) External (pulmonary) respiration Internal (tissue) respiration The cardiovascular system assists the respiratory system b...

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