leading cause of preventable deaths in the United States. Nearly half a million people die each year from tobacco-related illnesses. Quitting smoking can reduce your risk of developing different kinds of cancer (including cancer of the mouth‚ lung‚ larynx‚ mouth‚ bladder‚ kidney‚ stomach‚ pancreas‚ cervix‚ and esophagus. In addition to reducing your risk of certain cancers‚ quitting smoking will also reduce your risk of having a heart attack. Unprotected exposure to the sun’s ultraviolet rays has been
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HUMAN ANATOMY AND PHYSIOLOGY AN INTRODUCTION TO RESPIRATION In this essay we will consider a few major aspects of respiration. We shall first consider the interesting history of the study of respiration before moving on to our modern understanding of respiration. We will look at the structure and function of the respiratory system including the upper and lower respiratory tracts with a note on the control system. Secondly we will consider the physiology of respiration. Thirdly we will discuss some
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SIJIL TINGGI PERSEKOLAHAN MALAYSIA (STPM) (MALAYSIA HIGHER SCHOOL CERTIFICATE) Student’s Manual Practical Biology Paper 964/3 (School-based Assessment) 2010/2011 Session Majlis Peperiksaan Malaysia Bangunan MPM‚ Persiaran 1 Bandar Baru Selayang 68100 BATU CAVES Selangor Tel: 03-6136 9663 Fax: 03-6136 7329 © Majlis Peperiksaan Malaysia 2010 CONTENTS page 1.0 2.0 3.0 Experiment 1 Experiment 2 Experiment 3 Experiment 4 Experiment 5 Experiment 6 Experiment 7 Experiment 8 Experiment 9 Experiment
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barking cough‚ temperature of 40°C and very irritable. These are all common signs and symptoms of croup. The National Institute for Health and Care Excellence (2012) defines croup as “a common childhood disease”. It affects the trachea‚ bronchi and larynx‚ causing respiratory distress and a bark like cough accompanied by a stridor commonly on inspiration. All of these factors are present due to an upper air way obstruction.
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Study guide for Lecture Exam II Bio 202 (Heart‚ BV’s and Respiratory system) 1. The pulmonary circuit is supplied by which ‘side” of the heart? The systemic circuit? The right atrium 2. What is the functional difference between desmosomes and gap junctions? Desmosomes prevent adjacent cells from separating during contraction and gap junctions allow ions to pass from cell to cell transmitting current across the entire heart 3. What are the different effects of the PNS and SNS on heart rate?
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deepening of his voice‚ are characteristics of the pubertal transition from child to adolescent. According to Berk‚ (2010) some of the first sign of puberty in boys are facial and body hair‚ another landmark is the deepening of the voice as the larynx enlarges and the vocal cords lengthen. Benjamin lives with his mother and his 17-years- old sister Shakira. He had a difficult childhood because his mother was always working‚ she spends too much time in her job and he is always alone with his
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infected person coughs or sneezes. Another person then inhales these droplets and may become infected. You may also contact diphtheria from clothes‚ toys or sharing drinking glasses with an infected person. The symptoms are runny nose‚ swelling of the larynx‚ sore throat‚ swelling of the skin or eyes‚ headache‚ nausea‚ skin lesions‚ double vision‚ and difficulty in breathing. What is the treatment available for this disease? If you are diagnosed with diphtheria you will usually need to be admitted to
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Ahad Akil The Difference Between Phonetics and Phonology Phonetics (from the Greek word φωνή‚ phone = sound/voice) is the study of sounds (voice). It is concerned with the actual properties of speech sounds (phones) as well as those of non-speech sounds‚ and their production‚ audition and perception‚ as opposed to phonology‚ which operates at the level of sound
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Abortions‚ this unethical practice of terminated unborn fetuses should be outlawed. The reasons are abortion is murder and life begins at conception‚ so unborn babies are human beings with a right to life and If women become pregnant‚ they should accept the responsibility that comes with producing a child. Abortion is murder because it’s the killing of a human being. According to Unborn Victims of Violence Act of 2004 “the killing of an innocent human being is wrong‚ even if that human being has
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the President’s hair; further probing led Leale to a hole‚ behind Lincoln’s left ear. Leale decided to revive Abraham Lincoln. To relieve the pressure on his head‚ Leale pulled a blood clot from the bullet hole‚ which allowed him to open Lincoln’s larynx and breathe lungfuls of air into Lincoln’s nose and mouth. Lincoln’s heart began to beat. Dr. Leale then said that the floor of Ford’s Theater was not a fit place for Abraham Lincoln to die‚ and many agreed with him. Bringing the President to The
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