Lung Essay Examples

Breathe Easy

With both a gill and a lung, apple snails are able to breathe both in and out of water. Perhaps because they carry their houses on their backs, apple snails are not exactly picky about their habitats. Most species live in stagnant, swampy waters that are rich in rotting plants and decaying organisms but poor… View Article

Spirometry and Physical Fitness Test

Introduction:Spirometry is the classic pulmonary function test, which measures the volume of air inspired or expired as a function of time. It can monitor quiet breathing and thereby measure tidal volume, and also trace deep inspirations and expirations to give information about vital capacity. Spirometrymay also be used to measure forced expiration rates and volumes… View Article

Chronic obstructive pulmonary disease (COPD)

Chronic obstructive pulmonary disease (COPD) is a progressive, non-reversible disease that makes breathing difficult. COPD is characterized by coughing, often productive; wheezing; shortness of breath; and chest tightness. The leading cause of COPD is cigarette smoking (National Institutes of Health, 2013). While 85 % of COPD patients are or were smokers, only 10-25 percent of… View Article

Human Body: Health & Disease – Pneumonia

Pneumonia is a serious infection or inflammation of your lungs. The air sacs in the lungs fill with pus and other liquid. Oxygen has trouble reaching you blood. If there is too little oxygen in your blood, your body cells can’t work properly. Because of this and spreading infection through the body pneumonia can cause… View Article

“Tobacco Use”

“ED sees critical capacities” Emergency Department (ED) crowding is a public health crisis associated with negative patient outcomes including increased mortality and complication rates. Decreased quality in delivery of care is affected by lack of resources to support the increased use of emergency services and is a factor that leads to delays in treatment and… View Article

Respiratory System Mechanics

1.) When you forcefully exhale your entire expiratory reserve volume, any air remaining in your lungs is called the residual volume (RV). Why is it impossible to further exhale the RV (that is, where is this air volume trapped, and why is it trapped?) This “dead space” of air needs to stay in your lungs… View Article