Voltage gated channels 2. a. Where is the density of voltage-gated Na+ channels the greatest? Axon hillock b. What areas of the neuron generate signals that open these voltage-gated channels? Dendrites and the cell body c. Opening of these channels causes the membrane to depolarize. (voltage change). 3. a. If the membrane reaches the trigger point‚ known as Threshold‚ what electrical potential will be generated? Action potential. b. During the depolarization phase‚ voltage-gated Na channels
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brain has many jobs. It controls our spinal cord‚ our central nervous system and our nervous system. The spinal cord carries messages to the brain and also to the nerve cells that carry messages from the brain. Your body senses everything. Like something smashing your toe. You react to it. It all sends itself to the brain and it reacts. The cerebrum‚ controls thinking. The nerve cells carry information from all central nervous system. Like certain areas‚ such as the 5 senses. Sensory receptors
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WORLDSITES PUBLIC RELATIONS MANUAL What is Public Relations? In a nutshell‚ Public Relations is getting editorial coverage of an event‚ product or person. The importance of public relations should never be underestimated. When the interest of local media is tapped an Internet Consultant establishes the credibility of having an independent third party declaring that what they are doing is unique and worthy of attention in the
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A Relationship Between Body Temperature and Heart Rate? Statement of Research Question: This study sets out to determine whether there exists a difference in the average body temperature between males and females. Furthermore‚ the study aims to determine whether an increase in heart rate corresponds with an increase in body temperature. Data Collection: The data was obtained from the article “What’s Normal? -- Temperature‚ Gender‚ and Heart Rate” (Shoemaker‚ Allen 1996) as found in the Journal
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what they actually do to you? The experiment that will be conducted will answer this question: How does playing video games affect your heart rate? If playing video games causes your heart to beat faster‚ then they can help someone who has an abnormally slow heart rate. This experiment may help people with heart rate problems to increase/decrease their heart rate. (whatever the results of the tests are). A lot of people think that video games are bad for you‚ but this experiment could change their
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When you are diagnosed with a brain tumor‚ it is a scary life-changing event. The brain is one of the most important vital organs‚ and if found with a brain tumor‚ go to the doctor for immediate help. The brain and spine make up the central nervous system or CNS. Where each vital function is controlled. So if you have a tumor in your CNS‚ it can effect everything you do like: your thought process‚ how you talk‚ and even how you can walk. There are two types of brain tumors‚ primary and secondary
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Nervous habits & bad habits for the body are behaviors that we pick up or are set off from the feeling of being nervous‚ stressed out and bored. Whether it’s nail-biting‚ teeth-grinding‚ over eating‚ or hair pulling‚ nervous habits plague many individuals‚ who just can’t seem to stop. But why do we engage in these behaviors and will they have damaging effects on the body? That’s what I’m going to converse about and explain in this paper. Nail biting is the most common type of nervous habits
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Sagewood Construction Announces Partnership with Habitat for Humanity to Improve New Yorkers Housing After Sandy A new partnership between Sagewood Construction and the nonprofit organization Habitat for Humanity will provide financial‚ materials and field expertise support to New York City houses affected by super storm Sandy. Families who lost their homes stand to gain relief much faster than they would otherwise. New York City‚ NY‚ April 15‚ 2013 – Sagewood Construction Corp. and Habitat
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Walking‚ Skipping‚ and Running on the Heart Rate Due Date: Friday‚ November 23rd‚ 2012 Question: What is the effect of walking‚ skipping‚ and running on a person’s heart rate? Hypothesis: If the intensity of the action increases (walking<skipping<running)‚ then the heart rate will also increase because the faster the legs are moving‚ the faster the leg muscles need to contract. When the leg muscles contract faster‚ more energy is used‚ and the heart will pump faster to deliver oxygen
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The Digestive System is the name given to the sequential process that our bodies perform when ingesting food‚ and the breaking down of macromolecules into micromolecules so that the body can absorb it’s nutrients into the bloodstream and it’s cellular system to obtain energy for cellular respiration‚ and the excretion all indigestible waste products. This happens within the digestive tract‚ which starts at the Mouth or Oral cavity and ends at the Anus. (Reference Appended image 1‚’ The Human digestive
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