The Nervous System Principles of Health Science. What is the nervous system composed of? Brain Spinal Cord Nerves Sense Organs Receptors

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    14-Jan-2016

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<ul><li><p>The Nervous SystemPrinciples of Health Science</p></li><li><p>What is the nervous system composed of?BrainSpinal CordNervesSense OrgansReceptors</p></li><li><p>Fun facts first!</p></li><li><p>Whats it made of?77% Water10-12% Lipids8% Protein1% Carbs2% Soluble Organics1% Inorganic Salt</p></li><li><p>There are100 Billion Neurons in the Human Brain</p></li><li><p>About The same amountOf Stars in the Sky</p></li><li><p>The left hemisphere has186 million more neurons than the right hemisphere. </p></li><li><p>750-1000ml of blood flowthrough the brain every minute.This is about 3 full soda cans!</p></li><li><p>The brain can stay alive4-6 minutes without oxygen!</p></li><li><p>The slowest neurons in the braintravel at 260 MPH. As slow as todays fastest car! (Clocked at 253 MPH)</p></li><li><p>More electrical impulsesAre generated in one day by a single human brain than all the telephones in the world. </p></li><li><p>The human brain has70,000 thoughts in an average day.</p></li><li><p>FUNCTIONS OF THE BRAIN(or noodle)</p></li><li><p>CreativityImaginationArtistsDreamersVisual Spatial</p><p>LogicalMathematicalLinguisticSpeech</p><p>Leftvs.right</p></li><li><p>How does the brain communicate with the rest of the body?</p></li><li><p>neurons</p></li><li><p>Sensory NeuronsSpecialized to detect sensesExample: pressure or heat</p></li><li><p>Motor neuronsImpulses that signal muscle contractions motion.</p></li><li><p>interneuronsConnect with other neurons.</p></li><li><p>CFUPlease put your notes away and your thinking cap on.</p></li><li><p>Rules:Use your motor neurons (raise your hand) if you think you know the answer!If you get it right then I will feed your sensory organs.</p></li><li><p>Part of the nervous system that starts with a B</p></li><li><p>Name that neuron:(The connection of neurons)</p></li><li><p>Two Parts of the nervous system that start with an s</p></li><li><p>Name that Neuron:(Senses heat)</p></li><li><p>Part of the nervous system that starts with an N</p></li><li><p>Part of the nervous system that starts with an R</p></li><li><p>Name that Neuron:</p></li><li><p>Name that Neuron:</p><p>*****************</p></li></ul>