CENTRAL NERVOUS SYSTEM The Brain -recap * The brain receives signals from inside and outside the body. * It keeps the basic‚ body functions such as heart beat rate‚ breathing rate and temperature control ticking over‚ without us having to think about it. * It also allows us to decide to do things like running and walking and many more complex tasks. It is where our personalities and moods and emotions come from. * The brain of a human being makes up about one-fiftieth of
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Human Sensory Systems Objectives · Describe how sensory receptors communicate to the central nervous system. · Describe receptors that detect temperature‚ pain‚ touch and pressure‚ muscle length and tension‚ and blood pressure. · Describe the nature of vision in terms of its stimulus on the function of rod and cone cells. Introduction The function of the brain is to convey messages to different parts of the body. Messages are conveyed from a nerve cell to another nerve cell‚ muscle cell
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Tambu’s journey progresses from “entrapment to rebellion to escape”. How is this made clear in the novel? Tsiti Dangarembga’s novel ‘Nervous Conditions’ follows the main character Tambu and her desire and attempts to receive an education. In this novel‚ to achieve her goal‚ Tambu escapes entrapment‚ rebels against her familiy’s and culture’s ways‚ before she escapes from poverty which restricted her and the burdens and expectations of womanhood. This process from “entrapment to rebellion to escape”
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People experience some degree of anxiety whenever they communicate with others. Communication anxiety Public speaking and talking in front of others is the greatest fear of most people. If you’ve ever experienced feeling emotionally frozen‚ nervous or avoid being placed in front of people because you don’t know what you would say‚ you have experienced communication anxiety. New Surroundings New surroundings can cause communication anxiety. A new surrounding can come in various forms such
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Nervous System- Nerve Impulse When a stimulus is strong enough‚ a nerve impulse is generated in an "all or none" response which means that a stimulus strong enough to generate a nerve impulse has been given. The stimulus triggers chemical and electrical changes in the neuron. Before an impulse is received‚ a resting neuron is polarized with different charges on either side of the cell membrane. The exterior of the cell is positively charged with a larger number of sodium ions present compared
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The inflammatory pathology of the nervous system Any of the etiologic agents of infection may give determinations to the nervous system. Usually these are secondary locations of other infections in the body: infectious diseases‚ endocarditis‚ pulmonary and urinary infections‚ regional inflammations etc. The pathways by which pathogens reach the bodies nervous system are: through blood pressure‚ arteries or veins‚ dissemination of nearby (eg the sinuses‚ internal ear‚ etc..) or through neuronal
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The nervous system is the most important system in the body. It transmits impulses to and from the brain. Disruption of the nerve cells and fibers that transmit the messages severely impairs the body’s ability to carry out complex function. Once a disruption occurs‚ one may never recover and neurological function will steadily degrade. Multiple Sclerosis is a disease that disrupts this network. Multiple Sclerosis (MS) is the most common disabling neurological disease in young adults between 20 and
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There are incoming messages which are carried by sensory nerves and the brain is able to interpret these messages due to experience. The outgoing messages from the brain are carried by motor nerves and result in movement and activity. The central nervous system consists of the brain and cranial nerves and the spinal cord and spinal nerves. The endocrine system: The endocrine system is made up of endocrine glands which are ductless glands‚ they are named this way because the secretions they make
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Fat Breakdown 1. According to the Mayo Clinic‚ saturated fats should only comprise no more than 10 percent of your daily fat intake. For my three-day food record‚ Saturated fat contributed to 10 percent of my fat intake. So I was within the recommended daily allowance. My high saturated fat amounts were clearly directly related to the 3 mini burgers topped with onion strings I ate from Matchbox. That same Sunday I also indulged in a brownie‚ also a source of saturated fat. I normally don’t eat
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changing & challenging environments on business practice in all sectors Task 1: Assignment/ Research (Due: mid Feb) LO 1 AS 3 Socioeconom issues e.g. HIV/Aids OR unemploym’t programme LO 1 AS 1 – 4 LO 2 AS 1 & 2 LO 4 AS 1 & 2 Task2: March Exam (1 Paper – 2hrs) Task1. Assignment (Due: March) Social‚ cultural & demographic issues PHASE 2 (8 April 2013 – 21 June 2013) TERM 1/ 2 Module 2 Business Ventures Identify & research viable business opportunities & explore these & related
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