A benign tumour is generally not dangerous as they grow usually within a membrane in one space. They can however grow really big in a short space of time and can cause pressure on neighbouring blood vessels which can be dangerous.
Metastatic or malignant tumours are dangerous and cancerous. After they grow, some cells break off and travel in the bloodstream to a different area of the body (usually the main organs) and forms a secondary tumour there. This keeps happening until the cancer has spread to all of the body.
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<span>Ozone intake can cause irritation to the respiratory system. It can also inhibit absorption of certain nutrients. Certain people are more at risk for example children. This is because thier lungs are still developing. They are also more likely to be outdoors and more likely than adults to have asthma. Symptoms shortness of breath and coughing.</span>
Answer:
An inherited life-threatening disorder that damages the lungs and digestive system.
Cystic fibrosis affects the cells that produce mucus, sweat and digestive juices. It causes these fluids to become thick and sticky. They then plug up tubes, ducts and passageways.
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Explanation: