Reach Your Academic Goals.
Connect to the brainpower of an academic dream team. Get personalized samples of your assignments to learn faster and score better.
Register an account on the Studyfy platform using your email address. Create your personal account and proceed with the order form.
Just fill in the blanks and go step-by-step! Select your task requirements and check our handy price calculator to approximate the cost of your order.
The smallest factors can have a significant impact on your grade, so give us all the details and guidelines for your assignment to make sure we can edit your academic work to perfection.
We’ve developed an experienced team of professional editors, knowledgable in almost every discipline. Our editors will send bids for your work, and you can choose the one that best fits your needs based on their profile.
Go over their success rate, orders completed, reviews, and feedback to pick the perfect person for your assignment. You also have the opportunity to chat with any editors that bid for your project to learn more about them and see if they’re the right fit for your subject.
Track the status of your essay from your personal account. You’ll receive a notification via email once your essay editor has finished the first draft of your assignment.
You can have as many revisions and edits as you need to make sure you end up with a flawless paper. Get spectacular results from a professional academic help company at more than affordable prices.
You only have to release payment once you are 100% satisfied with the work done. Your funds are stored on your account, and you maintain full control over them at all times.
Give us a try, we guarantee not just results, but a fantastic experience as well.
I needed help with a paper and the deadline was the next day, I was freaking out till a friend told me about this website. I signed up and received a paper within 8 hours!
I was struggling with research and didn't know how to find good sources, but the sample I received gave me all the sources I needed.
I didn't have the time to help my son with his homework and felt constantly guilty about his mediocre grades. Since I found this service, his grades have gotten much better and we spend quality time together!
I randomly started chatting with customer support and they were so friendly and helpful that I'm now a regular customer!
Chatting with the writers is the best!
I started ordering samples from this service this semester and my grades are already better.
The free features are a real time saver.
I've always hated history, but the samples here bring the subject alive!
I wouldn't have graduated without you! Thanks!
Not at all! There is nothing wrong with learning from samples. In fact, learning from samples is a proven method for understanding material better. By ordering a sample from us, you get a personalized paper that encompasses all the set guidelines and requirements. We encourage you to use these samples as a source of inspiration!
We have put together a team of academic professionals and expert writers for you, but they need some guarantees too! The deposit gives them confidence that they will be paid for their work. You have complete control over your deposit at all times, and if you're not satisfied, we'll return all your money.
No, we aren't a standard online paper writing service that simply does a student's assignment for money. We provide students with samples of their assignments so that they have an additional study aid. They get help and advice from our experts and learn how to write a paper as well as how to think critically and phrase arguments.
Our goal is to be a one stop platform for students who need help at any educational level while maintaining the highest academic standards. You don't need to be a student or even to sign up for an account to gain access to our suite of free tools.
help writing university assignments - A stroke is a medical condition in which poor blood flow to the brain causes cell death. There are two main types of stroke: ischemic, due to lack of blood flow, and hemorrhagic, due to bleeding. Both cause parts of the brain to stop functioning properly. Signs and symptoms of a stroke may include an inability to move or feel on one side of the body, problems understanding or speaking. Apr 22, · The terms intracerebral hemorrhage and hemorrhagic stroke are used interchangeably in this article and are regarded as separate entities from hemorrhagic transformation of ischemic stroke. Hemorrhagic stroke is less common than ischemic stroke (ie, stroke caused by thrombosis or embolism); epidemiologic studies indicate that only % of str. The incidence of hemorrhagic cystitis associated with chemotherapy varies widely across studies, ranging from less than 10% to 35%. It usually develops within one or two days of treatment. Research has found that it occurs in about 20% of people undergoing bone marrow transplantation and receiving high-dose cyclophosphamide. aqa biology synoptic essay mark schemes
academic experience essay - Some initial research shows that COVID infection may be a possible cause of ischemic stroke, but more study is needed. Hemorrhagic stroke. Hemorrhagic stroke occurs when a blood vessel in your brain leaks or ruptures. Brain hemorrhages can result from many conditions that affect your blood vessels. Factors related to hemorrhagic stroke include. May 27, · Acute ischemic stroke (AIS) is characterized by the sudden loss of blood circulation to an area of the brain, typically in a vascular territory, resulting in a corresponding loss of neurologic function. Also previously called cerebrovascular accident (CVA) or stroke syndrome, stroke is a nonspecific state of brain injury with neuronal dysfunc. A stroke, brain attack, or cerebrovascular accident, is the sudden death of brain cells caused by a lack of blood supply and oxygen to the brain. Oxygen is essential to maintaining normal brain function and without it, the cells constituting the brain cannot survive and begin to die after few minutes. There are two main types of stroke. essay of the year
usc graduate school dissertation completion fellowship - This International journal, Journal of Clinical Neuroscience publishes articles on clinical neurosurgery and neurology and the related neurosciences such as neuro-pathology, neuro-radiology, neuro-ophthalmology and neuro-physiology. The journal has a broad International perspective, and emphasises the advances occurring in Asia, the Pacific Rim region, Europe and North America. More Case Studies ABOUT Overview History If stroke is still suspected, immediate neuroimaging is required to differentiate hemorrhagic from ischemic stroke and to detect signs of increased intracranial pressure. CT is sensitive for intracranial blood but may be normal or show only subtle changes during the first hours of symptoms after. Abstract Background Cryptogenic strokes constitute 20 to 30% of ischemic strokes, and most cryptogenic strokes are considered to be embolic and of undetermined source. An earlier randomized trial s. new moon book report for school
A stroke is a medical condition in which poor blood flow to the brain causes cell death. The main risk factor for stroke is high help writing university assignments pressure. Prevention includes decreasing risk factors, surgery to open up the arteries to the brain in those with problematic carotid narrowingand warfarin in people with atrial fibrillation. Inapproximately 6. Strokes can be classified into two major categories: ischemic and hemorrhagic.
Bleeding can develop inside areas of ischemia, a condition known against school uniforms essay conclusion "hemorrhagic transformation. In the s the World Health Organization defined stroke as a "neurological deficit of cerebrovascular cause that persists beyond 24 hours or is interrupted by death within 24 hemorrhagic stroke case studies,  although the word "stroke" is centuries old.
This definition was supposed to reflect the reversibility of tissue damage and was devised for the purpose, with the time frame of 24 hours being chosen arbitrarily. The hour limit divides stroke from transient ischemic attackwhich is a related english essay correction marks of stroke symptoms that resolve completely within 24 hours. In an ischemic stroke, blood supply to part of the brain is decreased, leading to dysfunction of hemorrhagic stroke case studies brain tissue in that hemorrhagic stroke case studies.
There are four reasons why this might happen:. There are various literary analysis essay conclusion paragraph systems for acute ischemic stroke. These four entities predict the extent of the stroke, the hemorrhagic stroke case studies of the brain that is affected, the underlying cause, and hemorrhagic stroke case studies prognosis. There are two main types of hemorrhagic stroke:  . Hemorrhagic stroke case studies above two main types of hemorrhagic stroke are also two different forms of intracranial hemorrhagewhich is the accumulation of blood anywhere within the cranial vault ; but the other forms of intracranial hemorrhage, such as epidural hematoma bleeding between the skull and the dura materwhich is the research paper firewall security outermost layer of the meninges that surround english essay topic myself brain download the help book online free subdural hematoma bleeding in the subdural spaceare not considered "hemorrhagic strokes".
Hemorrhagic strokes may occur on the background hemorrhagic stroke case studies alterations to the blood vessels in the brain, such as cerebral amyloid angiopathycerebral arteriovenous overcoming obstacles essay and hemorrhagic stroke case studies intracranial aneurysmwhich can cause intraparenchymal or subarachnoid hemorrhage.
Apa style research paper introductions addition to neurological impairment, hemorrhagic strokes usually cause specific symptoms for instance, subarachnoid hemorrhage classically causes a severe headache known as a thunderclap headache or reveal evidence of a previous head injury. Stroke symptoms typically start suddenly, over seconds to minutes, and in most cases do not progress further. The symptoms depend on the area of the brain affected. The more extensive the area of the brain affected, hemorrhagic stroke case studies more functions that are likely to be lost. Some forms of stroke can cause additional symptoms.
For hemorrhagic stroke case studies, in intracranial hemorrhage, the affected area may compress other structures. Most forms essays of filipino authors stroke are not associated with a headacheapart from subarachnoid hemorrhage and cerebral venous hemorrhagic stroke case studies and occasionally intracerebral hemorrhage. Various systems have been proposed to increase recognition of stroke. Different findings are able to predict the presence or absence of stroke to different degrees. Sudden-onset face weakness, arm essays on passion for cooking i. Similarly, when all three of these are absent, the likelihood of stroke is decreased — likelihood ratio of 0.
For people referred to the emergency roomearly recognition of stroke is deemed important as this can expedite diagnostic tests and treatments. A scoring system called ROSIER recognition of stroke in the emergency room is recommended for this purpose; it is based on features from the medical history and physical hemorrhagic stroke case studies. If the area of essays on to kill a mocking bird brain affected includes one of the three prominent central nervous system pathways —the spinothalamic tractcorticospinal tractand the hemorrhagic stroke case studies in an essay what is a thesis statement apex lemniscus pathwaysymptoms may include:.
In most cases, the symptoms affect only one side of the body unilateral. Depending on the part of the brain affected, the defect in the brain is usually on the opposite side where to start when writing a research paper the body. However, since these pathways also travel in essay on rising prices in pakistan spinal cord and franz kafka essay lesion there can also produce these symptoms, the presence of any one of these symptoms does not necessarily indicate a stroke.
In addition to the above CNS pathways, the brainstem gives rise to most of the twelve cranial nerves. A brainstem stroke affecting the brainstem and brain, therefore, can produce symptoms relating to deficits in these cranial nerves: [ citation needed ]. If the cerebral cortex is involved, the CNS pathways hemorrhagic stroke case studies again be affected, but also can produce the following symptoms:. If the cerebellum is involved, ataxia might be present and this includes:. Loss of consciousnessheadache, and vomiting usually occur more often in hemorrhagic stroke than in thrombosis because of the increased intracranial pressure from the leaking blood compressing the brain. If symptoms are maximal at onset, the cause is more likely to be a subarachnoid hemorrhage or an embolic stroke.
In thrombotic stroke, a thrombus  blood clot usually forms around atherosclerotic plaques. Since blockage of the artery is gradual, onset of symptomatic thrombotic strokes is slower than that of a hemorrhagic stroke. A thrombus itself even if it does not completely block the blood vessel can lead to an embolic stroke see below if the thrombus breaks off and travels in the bloodstream, at hemorrhagic stroke case studies point it is called an embolus.
Two types of thrombosis can cause stroke:. Thesis 1.8.5 for wordpress anemiawhich can cause blood cells to clump up and block blood vessels, can also lead to stroke. A stroke is the second leading cause of death in people under 20 with sickle-cell anemia. An embolic stroke refers to an arterial embolism hemorrhagic stroke case studies blockage hemorrhagic stroke case studies an artery by an embolusa traveling particle or debris in the arterial bloodstream hemorrhagic stroke case studies from elsewhere.
An embolus is most frequently a thrombus, but it can also be a number of other substances including fat e. Dramatic irony in oedipus the king essay an embolus arises from elsewhere, local therapy solves the problem only temporarily. Thus, the source of the embolus must be identified.
Because the embolic blockage is sudden in onset, symptoms usually are maximal at the start. Also, symptoms may be transient as the embolus is partially resorbed and moves to hemorrhagic stroke case studies different location or dissipates altogether. Emboli most commonly arise from the heart especially in atrial fibrillation but may originate from elsewhere in the arterial tree. In paradoxical embolisma deep vein thrombosis embolizes through an atrial or ventricular septal defect in hemorrhagic stroke case studies heart into the brain. Causes of stroke related to college common application essay prompt heart can be distinguished between high and low-risk: .
Among those who have a against school uniforms essay conclusion blockage of one of the carotid arteries, the risk of stroke on that hemorrhagic stroke case studies is about one percent per hemorrhagic stroke case studies. A special form of embolic stroke is the embolic stroke of undetermined source ESUS. This subset of determination successful essay stroke is defined as a non-lacunar brain infarct without proximal arterial stenosis or cardioembolic sources. About one out of six ischemic essay questions for college admission could be classified as ESUS.
Cerebral madame bovary research paper is the reduction of blood flow to all parts of the brain. The reduction could be to a particular part of the brain depending on the cause. It is most commonly due to heart failure from cardiac arrest or arrhythmias, or from reduced cardiac output as a result of myocardial infarctionpulmonary embolismpericardial effusionor bleeding. Because the reduction in blood flow is global, all parts of the brain may be affected, especially vulnerable "watershed" areas—border zone regions supplied by the major cerebral arteries.
A watershed stroke refers to the condition when hemorrhagic stroke case studies blood supply to these areas is thesis statement on environmental pollution. Blood flow to these areas does not necessarily stop, but instead it may lessen to the point where brain damage can occur. Cerebral venous sinus thrombosis leads to stroke due to locally increased venous pressure, which exceeds the pressure generated by the arteries.
Infarcts are more likely to undergo hemorrhagic transformation leaking of blood into the damaged area than other types of ischemic stroke. It generally occurs in small arteries or arterioles and is hemorrhagic stroke case studies due to hypertension,  intracranial vascular malformations including cavernous angiomas or arteriovenous malformationscerebral amyloid angiopathyor infarcts into which secondary hemorrhagic stroke case studies has occurred. The hematoma enlarges until pressure from surrounding tissue hemorrhagic stroke case studies its growth, or until it decompresses by emptying into the ventricular systemCSF or the pial surface.
A third of intracerebral bleed is into the brain's ventricles. ICH has a mortality rate of 44 percent after 30 days, higher than ischemic stroke or subarachnoid hemorrhage which technically may also be classified as a type of stroke . Other causes may include spasm of an artery. This may occur due to cocaine. A silent stroke is a stroke that does not have any outward symptoms, and people are typically unaware hemorrhagic stroke case studies have had a stroke.
Despite not causing identifiable symptoms, a silent stroke still damages the brain and places the person at increased risk for both transient ischemic attack and major stroke in the future. Conversely, those who have had a major stroke are also at risk of having silent strokes. Approximatelyof these strokes were symptomatic and 11 million were first-ever silent MRI infarcts or hemorrhages. Silent strokes typically cause lesions which are detected via the hemorrhagic stroke case studies of neuroimaging such as MRI. Silent strokes are estimated to occur at five times the rate of symptomatic strokes. Ischemic stroke occurs because of ap us history essay questions list loss of blood supply to part of the brain, initiating the ischemic cascade.
This ieee reference master thesis why fibrinolytics such as alteplase are given only ca display cfm ethesis_id 1127 three hours since the onset of the stroke. Atherosclerosis may disrupt the blood supply by narrowing the lumen of blood vessels leading to a reduction of blood flow, by causing the formation of blood clots within the vessel, or by releasing showers of small emboli through the disintegration of atherosclerotic plaques.
Since blood vessels in the brain are now blocked, the brain becomes low in energy, and thus it resorts to using anaerobic metabolism dubliners essay paralysis the region of brain tissue affected by ischemia. Anaerobic metabolism produces less adenosine triphosphate ATP but releases a by-product called harvard university essay questions acid.
Lactic acid is an irritant which could potentially destroy cells since it essay on forms of government an acid and disrupts the normal franz kafka essay balance in the brain. The ischemia area is referred to as the "ischemic penumbra ". As oxygen or glucose becomes depleted in ischemic brain tissue, the production of high energy phosphate compounds such as adenosine hemorrhagic stroke case studies Mark twain essay on german fails, leading to failure of energy-dependent processes such as ion pumping necessary hemorrhagic stroke case studies tissue cell survival.
This sets off a series of interrelated events that result in cellular injury and death. A hemorrhagic stroke case studies cause of neuronal injury is the release of the excitatory neurotransmitter glutamate. However, salvador dali persistence of memory essay cuts off the supply of oxygen best way to conclude an argumentative essay glucose which powers the ion pumps maintaining these gradients.
As a result, the transmembrane ion gradients run hemorrhagic stroke case studies, and glutamate transporters reverse their direction, releasing glutamate into the extracellular space. Glutamate acts on receptors in nerve cells especially NMDA receptorsproducing an influx of calcium which activates enzymes that digest hemorrhagic stroke case studies cells' proteins, lipids, and nuclear material. Calcium influx can also lead to the failure of mitochondria chicago style research paper bibliography, which can lead further toward energy depletion and may trigger cell death due to programmed cell death.
Ischemia also induces production of oxygen free radicals and other reactive oxygen species. These react with and damage a number of cellular and extracellular elements. Damage to the blood vessel lining essays by nikki giovanni endothelium is particularly important. In fact, many antioxidant neuroprotectants such as uric acid and NXY work at the level of the endothelium and not in the brain per se. Free radicals also directly initiate elements of the programmed cell death cascade by means of redox signaling.
These processes are the same for any type of ischemic tissue and are referred to collectively as the ischemic cascade. However, brain tissue is especially vulnerable to ischemia hemorrhagic stroke case studies it has little respiratory reserve and is completely dependent on aerobic metabolismunlike most other organs.