The liver functions as a filter for toxic substances in the body, that's why heavy drinkers usually have damaged livers.
Answer: D.
Accessibility to paved
cycling and running trails is an example of an environmental aspect in evaluating an activity. A fundamental
factor for the success of an activity is to see to it that the activity must
meet all the program standards where it will not result to any destruction or
violation on proper handling of the environment.
In addition, running and cycling have<span> long been recognized as an important activity where safety, mobility and </span>access is the top
priority in planning of this activity.
For 1. the answer is The muscular system is responsible for the movement of the human body. Each of these muscles is a discrete organ constructed of skeletal muscle tissue, blood vessels, tendons, and nerves. Muscle tissue is also found of the heart, digestive organs, and blood vessels.
Answer:(a) Pulmonary hypertension is caused by changes in the cells that line the pulmonary arteries which makes the walls of the artery to become thick resulting in the blood vessels to become tight leading to high blood pressure. It makes the tiny arteries in the lungs to become narrow making it hard for blood to flow.
Explanation:(b)this disease is caused by smoking. She smoked 2 packs of cigarette a day .
(c)about 16million adults are suffering from chronic obstruction pulmonary disease( COPD) in the US but the American lung association thinks that there may be as many as 24million people with this disease (George Krucik MD sept. 2018)
(c) COPD is a leading cause of death in the US but he art and lung cancer can can lead to death.
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