what is the difference between central and peripheral fatigue?
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Peripheral fatigue is produced by changes at or distal to the neuromuscular junction. Central fatigue originates at the central nervous system (CNS), which decreases the neural drive to the muscle.
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Answer: PNS serves as the relay between the central nervous system and the body. Explanation: The peripheral nervous system is a part or division of the nervous system of the animal which is comprised of all the neurons present outside the central nervous system.
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Peripheral Nervous System Functions The peripheral nervous system connects the brain and the spinal cord to the rest of the body and the external environment. It regulates the internal homeostasis. It can regulate the strength of the muscle contractility.
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Fatigue results in slower reactions, reduced ability to process information, memory lapses, absent-mindedness, decreased awareness, lack of attention, underestimation of risk, reduced coordination etc. Fatigue can lead to errors and accidents, ill-health and injury, and reduced productivity.
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ANSWER: Tiredness is a state of the mind and/or body feeling the need for rest. Stress is the non specific reaction of the mind and/or body to any demand. Stressors can cause just about everything from a fleeting momentary reaction (startle response) to a heart attack.
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When stress results in insomnia, poor concentration, and impaired ability to do the things you normally do, it's negative. Stress is a response to a threat in any given situation. Anxiety, on the other hand, is a sustained mental health disorder that can be triggered by stress.
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CMT causes damage to the peripheral nerves, which carry signals from the brain and spinal cord to the muscles and relay sensations, such as pain and touch, to the brain and spinal cord from the rest of the body. There are a number of types of CMT.
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Central Vision vs Peripheral Vision. ... Most associate central vision with focusing on particular objects of interest, while peripheral vision is when something to the side attracts attention. Both act as a function of the human retina, which is made up of two types of photoreceptors: rods and cones.
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Peripheral arterial disease (PAD) While PAD can occur anywhere, it most often affects the legs. Without enough blood circulating, your legs can feel tired, crampy, and achy. These symptoms are one of the first signs of PAD. The same things that cause fatty buildup in your other arteries cause them in your legs as well.
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However, less obvious breaks in normal function, such as stomachache, lower back pain, and fatigue, are symptoms and can only be recognized by the person experiencing them. Symptoms are subjective, meaning that other people only know about them if informed by the individual with the condition.
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PERIPHERAL CHEMORECEPTORS. Peripheral chemoreceptors are activated by changes in the partial pressure of oxygen and trigger respiratory drive changes aimed at maintaining normal partial pressure levels.
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Impairment of central perfusion occurs when cardiac output is inadequate. Reduced cardiac output results in a reduction of oxygenated blood reaching the body tissues (systemic effect). ... Sufficient peripheral tissue perfusion also evident when capillary refill time is < 2 seconds.
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The dull pain, experienced across the head, is usually mild to moderate, although it can, in extreme cases, last for days. It more commonly lasts half an hour to a few hours. A migraine, in comparison, tends to range from moderate to very severe throbbing pain at the front or the side of the head.
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Weakness, paralysis, and problems with balance or coordination. Pain, numbness, or burning and tingling sensations. Fatigue, which may continue after you return home. Inattention to one side of the body, also known as neglect; in extreme cases, you may not be aware of your arm or leg.
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peripheral nervous system: Consists of the nerves and ganglia outside of the brain and spinal cord. autonomic: Acting or occurring involuntarily, without conscious control.
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Peripheral artery disease (PAD) — Atherosclerosis caused by high blood pressure can cause a narrowing of arteries in the legs, arms, stomach and head, causing pain or fatigue.
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Symptoms of Heat Exhaustion One of the differences in symptoms between heat exhaustion and heat stroke is sweat; heat exhaustion is characterized by heavy sweating, while those suffering from heatstroke experience decreased sweating. Other symptoms of heat exhaustion are: Agitation. Cool and clammy skin.