Central Nervous System (CNS) The CNS is responsible for coordinating and controlling the activities of our body such us control of the muscles and the mental activity. The main organs of the CNS is the brain‚ spinal cord‚ and nerves. These organs mostly consist of Nervous Tissues. http://www.nlm.nih.gov/medlineplus/ency/images/ency/fullsize/19588.jpg Nervous Tissues Nervous tissues are made up of two main types of cells: nerve cells/neurons and neuroglia. The main functions of nervous tissues
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Diseases in the Bone: |Diseases: |Cause |Symptoms |Treatment | |Osteoporosis |Loss of bone mass‚ ageing‚ bone density decrease‚ |Fracture (often first sign)‚ |Lifestyle changes – increase | | |weakened bones‚ menopause (drop in oestrogen)‚ bone |symptoms are not very |calcium intake‚ vitamin D | |
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Disease in Digestive System Viral Gastroenteritis -is an inflammation of the lining of the stomach‚ small intestine‚ and the large intestine. Several different viruses can cause viral gastroenteritis‚ which is highly contagious and extremely common. It causes millions of cases of diarrhea each year. Anyone can get it and most people recover without any complications‚ unless they become dehydrated. Causes of Viral Gastroenteritis There are four viruses that cause Viral Gastronenteritis namely:
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CIRCULATORY DISEASES Name of disease Cause Symptoms Cure/Treatment/ Prevention Haemophilia Hemophilia is caused by a genetic mutation. Many large or deep bruises Joint pain and swelling caused by internal bleeding Unexplained and excessive bleeding or bruising replacement of the blood clotting factors. Sickle cell anaemia caused by a genetic abnormality in the gene for haemoglobin producing sickle haemoglobin (crescent shaped red blood cells) Shortness of breath Dizziness Headaches
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Background The stress response in the body triggered by the sympathetic nervous system (SNS) contains two different chemicals – neurotransmitters and hormones. Neurotransmitters‚ specifically norepinephrine (NE)‚ are released into the postganglionic synapses of the sympathetic nervous system (SNS) during flight or fight response. NE carries out its effects on a target cell by binding to and activating adrenergic receptors. NE is usually eliminated through the reuptake into presynaptic cells and enzymes
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reasoning processes‚ memories‚ and biological activities that maintain bodily functioning 3) Psychologists describe‚ explain‚ predict‚ and improve behavior in every aspect of their jobs. 4) Behavioral neuroscience focuses on how the brain and nervous system functions as they relate to behavior. 5) Which of the following subfields in psychology focuses on the processes of sensing‚ perceiving‚ learning‚ and thinking about the world? Experimental physcology 6) Which of the following subfields in
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Nervous System I: Ion Channels 1. What structures in the cell membrane function as ion channels? Integral Proteins 2. Ion channels are selective for specific ions. What three characteristics of the ions are important for this selectivity? 1. Charge 2. Size 3. Amount of water the ion attracts 3. Channels can be classified as either gated or nongated channels. A sodium channel that is always open would be classified as a/an __________nongated______________ channel. 4. Would sodium ions
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cultures even if chess is invented by Indian people. A player of chess is required some qualifications like he can make a decisive move in very complex situation even if under the pressure. That’s why a person who plays chess activates the central nervous system and develops positive emotional reactions. It is very good training challenging task and develop mental health in another stages for a person who plays chess. Opponents of chess have claimed that some arguments to support their arguments. Firstly
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Exercise 7: Respiratory System Mechanics Worksheet Assignment Due: Week 7 Student instructions: Follow the step-by-step instructions for this exercise found in your text and record your answers in the spaces below. Submit this completed document by the assignment due date found in the Syllabus. Please make sure that your answers are typed in RED. Respiratory Volumes Activity 2: Measuring Normal Respiratory Volumes 1. Minute respiratory volume: 7‚500 ml 2. Judging from
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How The Skin is Involved with the Nervous System The skin is the outside covering of the body tissue‚ which protects inner cells and organs from the outside environment. The skin is the largest organ of the body and its cells are continuously replaced as they are lost to normal wear and tear. The skin has between 12 to 20 square feet in area and accounts for 12% of body weight. It is composed of 3 layers the epidermis‚ the dermis‚ and the sub cutis. The thickness of
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