2) The fleas life cycle discussed - the flea life cycle diagram explained in full. 2a) Fleas life cycle 1 - The adult flea lays her eggs on the host animal. 2b) Fleas life cycle 2 - The egg falls off the animal's skin and into the local environment of the host animal. 2c) Fleas life cycle 3 - The flea egg hatches, releasing a first stage (stage 1) flea larva.
What is the Black Lung Benefits Act? The federal government established the Black Lung Benefits Act to assist coal miners who have developed pneumoconiosis, known as Black Lung Disease. The act provides monthly payments and medical benefits to coal miners who are totally disabled by the disease.
Scarring of lung tissue is known as lung fibrosis. People who work in industries where air pollution is common are at risk for developing lung fibrosis. Miners are often at risk for lung fibrosis. The symptoms of lung fibrosis may include shortness of breath and fatigue. A lung transplant is one treatment option for a patient with lung fibrosis. Diagnosing lung fibrosis usually requires a chest x-ray. Asbestos exposure increases the risk of lung fibrosis.