The respiratory system carries out gas exchange; major organs in the system include: the nose‚ pharynx‚ larynx‚ trachea‚ bronchi‚ and lungs. The major function of the respiratory system is to supply the body with oxygen and dispose of carbon dioxide. In order for this to happen‚ at least four events called respiration must occur. The first is the pulmonary ventilation. The air must move in and out of the lungs so that the gases in the alveoli are continuously refreshed. This process is better known
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Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) The conducting passageways of the respiratory system include all of the following structures EXCEPT: B) alveoli 2) Hypoventilation dramatically increases carbonic acid concentration and involves: 2) _______ A) irregular breathing B) extremely fast breathing C) extremely deep breathing D) extremely slow breathing E)
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Chapter 22-Respiratory System Which of the following is not a function of the nasal conchae and mucosa? Filter the air entering the nasal cavity. Extract heat and moisture from the air leaving the nasal cavity. Heat and moisten the air entering the nasal cavity. Destroy pathogens entering the nasopharynx Which of the following respiratory structures is more commonly known as the "throat"? =throat The _________________ is also known as the "guardian of the airways".
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English 1301 Cause and Effect of Smoking The first time I heard a speech about the effects of smoking‚ I was in fifth grade. I well remember Deputy Becerra talking about the warnings against smoking. The last words she clearly spoke‚ were‚ “this cigarette in my hand is a death sentence”. After the presentation‚ for days‚ I kept contemplating on the subject and the effects. I asked myself‚ why would anybody be tempted or drawn to light up that cigarette? It did not make any sense to me
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The Cause and Effects on Smoking In earlier times‚ tobacco was called herba panacea- meaning cure-all herb. People used to believe Tobacco had medicinal value. Some people even believed that smoking cleaned out the lungs. A French Ambassador named Jean Nicot brought Tobacco plants to Portugal in 1559‚ telling friends it was useful in treating wounds‚ asthma and cancer. The words nicotine and nicotiana came from Jean Nicot’s last name. Did you know that in spite of the dangers‚ many people
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Cause and effects of smoking Smoking is one of the main issues that mankind today is confronted with in the world. Smoking is known to have started as early as 1439 A.D. Rodrigo de Jerez was the first ever smoker in Europe‚ and the development of cigars was originated by the Native American people. In the twentieth century‚ cigars were advertised all over the world as a harmless‚ anti-stress product with little or no side effects. Smoking was eventually become widespread all over English-speaking
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THE EFFECTS OF CIGARETTE SMOKING ON THE BODY The effects of cigarette smoking on the human body are serious and in many cases‚ deadly. There is said to be approximately four thousand chemicals in cigarettes and of this four thousand‚ hundreds of them are said to be toxic. The chemicals in cigarettes affect the human body immensely from the internal functions of organs to the productivity of the body’s immune system. Three common effects of cigarette smoking on the human body are heart attacks
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HEALTH PRESENTATION Effects of smoking on health: There are many health implications for those who smoke and these can greatly reduces their life expectancy on average‚ each cigarette shortens a smoker’s life by around 11 minutes. The damage caused by smoking is influenced by the number of cigarettes smoked‚ weather the cigarettes you smoke have a filter and how the tobacco are is prepared. Smoking directly causes over 100‚000 deaths in the UK each year and contributes too many more. Most well
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Professor: Hall- Crawford En068 Cause and Effect: Smoking Smoking is one of the main issues that mankind today is confronted with in the world. Smoking is known to have started as early as 1439 A.D. Rodrigo de Jerez was the first ever smoker in Europe‚ and the development of cigars was originated by the Native American people. In the twentieth century‚ cigars were advertised all over the world as a harmless‚ anti-stress product with little or no side effects. Smoking was eventually become widespread all
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Essay # 3 Draft #1 June 6‚ 2010 Bad effects of smoking for teenager Smoking is only one bad habit‚ which is worse thing in the world and has only bad effects. Around the world‚ almost all countries people are smoke every day‚ but different only some countries people smoke more than others countries. For example‚Asian countries smoking rate less than Europe and America because in Asian female smoking rate lass than male. InEuropean andAmerican countries smoking rate higher than Asian because Europe
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