How Does "Unwanted" Sound Effect The Physiological And Psychological Performance Differently Than "Wanted" Sound

3693 words - 15 pages

I)Research Question:a) How does "unwanted" sound effect the physiological and psychological performance differently than "wanted" sound?II)Thesis Statement:a)"Wanted" and "unwanted" sound have the same physiological effects on the human body but effect its psychological performance differently.III)Introduction:IV)Literature Review:a)The Human Earb)How sound is "heard"/perceived by the bodyV)Development:a)Physiological effects of sound (both wanted and unwanted)b)Psychological effects of sound (both wanted and unwanted)VI)Conclusion:VII)Limitations and/ or improvementsa)The need for experimentationVIII)Further questions to be raised:a)Can sound cause abnormal release of hormonesb)How can noise pollution be preventedi)Restriction lawsii)Sound absorbersiii)Precautions( like earplugs....etc)IX)BibliographyResearch Question:How does "unwanted" sound effect the physiological and psychological performance differently than "wanted" sound?Thesis statement:"Wanted" and "unwanted" sounds have the same physiological effects on the human body but effect its psychological performance differently.Introduction:Sound is a particular auditory impression perceived by the sense of hearing. The presence of unwanted sound is called noise pollution. This unwanted sound can seriously damage and effect physiological and psychological health. For instance, noise pollution can cause annoyance and aggression, hypertension, high stress levels, tinnitus, hearing loss, and other harmful effects depending on the level of sound, or how loud it is. Furthermore, stress and hypertension are the leading causes to heart problems, whereas tinnitus can lead to forgetfulness, severe depression and at times panic attacks. Everything from the sound of an alarm clock in the morning to the sound of an airplane passing by to the sound of your friend screaming at you can cause noise pollution, and leave you effected for a short period, or for the rest of your life. But not all sound is "unwanted". Many people listen to music, and go out to clubs and parties without suffering from any of the negative symptoms of "unwanted" sound. Many people enjoy playing instruments like the piano or the trumpet. "Wanted" sound, unlike "unwanted" sound can relief stress, and relaxation and the calming of a person. However on the physiological aspects, "wanted" sound can be just as harmful as "unwanted sound". There are many misconceptions about sound and hearing, and the greatest misconception is about loud sound not being harmful as long as it is wanted.Literature Review:The human body perceives sound through the sensory organ called the ear. Humans have two ears, where sound waves enter and transform into signals that can be perceived as "hearing". Hearing is a complicated process. Everything that moves makes a sound. Sound consists of vibrations that travel in waves which enter the ear and are changed into nerve signals that are sent to the brain. The brain interprets the signals as sounds.Sound is...

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