Sunday, December 29, 2019

Essay about A Comparison of Two Paintings from the...

A Comparison of Two Paintings from the Renaissance Period Introduction This paper will compare the themes found in the paintings â€Å"Madonna and Child with St. John the Baptist and an Angel† by Domenico di Bartolomeo Ubaldini (Puligo) and â€Å"Madonna Enthroned† by Giotto. Both paintings deal with fables from the Christian faith but were executed during different periods in art. The Giotto painting was created around 1310 and the Puglio painting was executed between 1518 – 1520. Here, these two paintings have similar themes both at the extreme beginnings and endings of the Italian Renaissance, and as such they serve to present an exceptional example of the developments in art that occurred within that time. This paper shall compare†¦show more content†¦John the Baptist is also allowed to stand near the holy mother and child, and an angel is present. Because of this, the viewer contends with a literal story rather than a simple image as in â€Å"Madonna Enthroned†. Also in Puligo’s image, where the central figures are larger and better seen, there are religious symbols used. The same might be true in Giotto’s work but the details are harder to distinguish. Visual Form and Style The style and the form of these two paintings reflect the development of the artistic techniques during the Italian Renaissance. While both reflect a Biblical theme with a central focal point of the Madonna and Child, â€Å"Madonna Enthroned† has a key image that is best viewed from a central position and â€Å"Madonna and Child†¦Ã¢â‚¬  has a greater degree of importance over the majority of the surface of the canvas. In â€Å"Madonna and Child†¦Ã¢â‚¬  the viewer does not perceive that an image is being forced upon them as is found in the work by Giotto. A use of light and space is also key to preventing the Puligo piece from being â€Å"forced†, where the organization of distance visibly removes the viewer from â€Å"Madonna Enthroned† while drawing the viewer into the painting in â€Å"Madonna and Child†¦Ã¢â‚¬ . Color also serves a similar purpose, where Giotto’s work is monochromatic but ocher while Puligo†™s work carries a greater expression through the detail involved. The mood of these two pieces is remarkable in that color does not play as greatShow MoreRelatedA Comparison of Two Paintings from the Renaissance Period Essay959 Words   |  4 PagesA Comparison of Two Paintings from the Renaissance Period Introduction This paper will compare the themes found in the paintings Madonna and Child with St. John the Baptist and an Angel by Domenico di Bartolomeo Ubaldini (Puligo) and Madonna Enthroned by Giotto. Both paintings deal with fables from the Christian faith but were executed during different periods in art. The Giotto painting was created around 1310 and the Puglio painting was executed between 1518 Ââ€" 1520. Here, these twoRead MoreArt in the Middle Ages and The Renaissance and Its Effect in Society1017 Words   |  5 PagesThe Medieval period also referred to as the Middle Ages was the period of time between the demise of the Roman Empire and the Renaissance era; this was the period from the 5th century to the 17th century in Europe. During this time, society conformed to the feudal system which was based on the hierarchy approach which upper class had control over the lower class. Included in this class structure were kings, lords, neighboring kings, peasants and church leaders. In the Middle Ages, art evolvesRead MoreCompare and Contrast Italian Renaissance Painting and Sculpture to the Northern Renaissance Painting and Sculpture1731 Words   |  7 PagesItalian Renaissance to the artworks of the Renaissance in the North, you have to understand the roots of the Renaissance. 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Neoclassicism was a way for artists to display their wish to return to meaningful art, to escape the frivolity of landscapes and still life paintings, and paint something that had a moral, educational or inspirational value to theRead MoreNaturalism Is the Style of Art That Details Precision and Accuracy in Displaying Things900 Words   |  4 Pagesfigures and depicting those figures in natural setting as realistically as possible. Prior to the Renaissance, artists maintained their dependence upon the ancient tradition of icon painting, mostly of the religious kind. Duccio di Buoninsega of Siena conveyed within his paintings early features of naturalism, which would invoke an expressive and spiritual seriousness to the viewer of these paintings. From his early work on out, Duccio displayed a progressive abandonment of the early forms of art. Read MoreEssay on The Renaissance: Visual Analysis1515 Words   |  7 PagesHigh Renaissance Visual Analysis Introduction Generally believed to have begun in Florence, the Renaissance – also known as the ‘Rebirth’ – was a period of reviving interest in classical art and the beginning of scientific revolution. The Renaissance period did not begin abruptly; instead, it was an idea that took shape since the time of the painter Giotto (Gombrich 2007). In the early Renaissance period, Giotto experimented with and laid the foundation for painting with perspective, a methodRead MoreHow Art Has Changed On The Viewer Rather Than Art Made969 Words   |  4 Pagessomething. Artists usually indicate emotions and special techniques to create harmony and balance within their artwork. Indeed, art has been evolving since the beginning of humanity. But the first visual records can be traced back to the Paleolithic Period that is also known as the Old Stone Age. During the course of history, the meaning of art has shifted immensely. There have been times in history where artists have approache d new ways and techniques. Also, new discoveries were made about the importanceRead More A Comparison of Barna di Siena’s Mystic Marriage of Saint Catherine and Rogier van der Weyden’s Saint Luke Drawing the Virgin and Child1483 Words   |  6 PagesA Comparison of Barna di Siena’s Mystic Marriage of Saint Catherine and Rogier van der Weyden’s Saint Luke Drawing the Virgin and Child Development in art often follows two tracks: development over a period of time and also differences in regional development. Both changes are seen in the comparison of Barna di Siena’s Mystic Marriage of Saint Catherine and Rogier van der Weyden’s Saint Luke Drawing the Virgin and Child. Originating in Italy, the Renaissance began in the mid to lateRead MoreHow Did the Period of Renaissance Alter Man’s View of Man? Essay1057 Words   |  5 PagesThe Renaissance period was a truly enlightening period in history that birthed many great advancements in all fields of science, and inventions. How did the period of time we know as, â€Å"The Renaissance†, change or alter man’s view of man? Well, we know that in the Middle Ages, the Church had authority over most people, and people had very few rights. In 1400’s, the Middle Ages had ended and then began the Renaissance. The Renaissance was a monumental change in Europe which lasted for 30 0 years. HumanityRead MoreCharacteristics Of The Renaissance1547 Words   |  7 PagesFlorence, the Renaissance – also known as the ‘Rebirth’ – was a period of reviving interest in classical art and the beginning of scientific revolution. The Renaissance period did not begin abruptly; instead, it was an idea that took shape since the time of the painter Giotto (Gombrich 2007). In the early Renaissance period, Giotto experimented with and laid the foundation for painting with perspective, a method that was refined and perfected by later painters and sculptors. The period towards the

Saturday, December 21, 2019

A Study On Traumatic Brain Injury - 6528 Words

parindent{ }Traumatic brain injury is a significant health problem in the United States that is estimated to occur in 1.6-1.8 million persons annually (citealt{faul2010}). Diffuse axonal injury is a common type of traumatic brain injury primarily characterized by damage to the axons (citealt{smith2000, Gennarelli1982}). An enhanced knowledge of the pathophysiology of diffuse axonal injury is required to develop improved diagnostic tools, protective measures and rehabilitation treatments(citealt{Giordano2014}). Many techniques have been developed to help elucidate the injury mechanism associated with diffuse axonal injury over the years. Diffusion tensor imaging (DTI) is one such technique where the mesoscale structural information is studied to investigate the diffuse axonal injury. Finite element models have also provided a means to investigate diffuse axonal injury. Several finite element head models have been developed and reported in the literature (citealt{shugar1977,ward1980,hosey1982,Ruan1991,mendis1992,bandak1995,kang1997,al1999,Zhang2001,Kleiven2002,brands2002,takhounts2003,horgan2005,Kleiven2007,iwamoto2007,takhounts2008,panzer2012,mao2013,tse2014,cotton2015}). These models have demonstrated that over time, the structural resolution of the head models, including advancements in constitutive laws, anatomical resolution, and injury descriptions were improved. Previous studies have shown that the brain tissue is anisotropicShow MoreRelatedBrain Studies on Traumatic Brain Injuries1953 Words   |  8 Pagesfrom a traumatic brain injury. While working at a railroad site, an iron tamping rod (43 inches long, 1.25 diameter) went through his left cheek, through his brain, and out the skull. He surprisingly ended up surviving this traumatic injury. After a month in the hospital, he was back out on the street. Once a nice, caring person, Phineas t urned into an aggressive man who could not even keep a job. Just like Phineas Gage, a TBI can potentially change everything. Brain studies on traumatic brain injuriesRead MoreA Study On Traumatic Brain Injury6523 Words   |  27 Pagesparindent{ }Traumatic brain injury is a significant health problem in the United States that is estimated to occur in 1.6-1.8 million persons annually (citealt{faul2010}). Diffuse axonal injury is %the most frequently occurring a common type of traumatic brain injury primarily characterized by damage to the axons (citealt{smith2000, Gennarelli1982}). An improved understanding of the pathophysiology of diffuse axonal injury is needed to develop improved diagnostic tools, protective measures andRead MoreA Study On Traumatic Brain Injury6523 Words   |  27 Pagesparindent{ }Traumatic brain injury is a significant health problem in the United States that is estimated to occur in 1.6-1.8 million persons annually (citealt{faul2010}). Diffuse axonal injury is %the most frequently occurring a common type of traumatic brain injury primarily characterized by damage to the axons (citealt{smith2000, Gennarelli1982}). An improved understanding of the pathophysiology of diffuse axonal injury is needed to develop improved diagnostic tools, protective measures andRead MoreA Case Study : Traumatic Brain Injury2029 Words   |  9 Pages A Case Study: Traumatic Brain Injury Jennifer Buechler University of San Diego Traumatic Brain Injury Introduction Traumatic brain injury, or TBI, occurs when there is a sudden, direct injury to the head. This type of wound can result from a bump, blow, or jolt to the cranium. It may even result from the penetration of a foreign object into the brain tissue. Most TBI’s result from car accidents, sports injuries, blunt trauma, unintentional injuries and falls, with falls accountingRead MoreThe Effect Of Calcium On The Contribution Of Calcium Uptake Of The Vesicular Glutamate Released Into The Extracellular Space855 Words   |  4 Pagesanimals with traumatic brain injuries had significantly higher levels of extracellular glutamate evidenced by a nearly 80% increase when compared to the healthy mice (Hinzman et. Al., 2012). This showed that calcium mediated neuronal glutamate release may contribute to the cytotoxicity experienced by patients affected by traumatic brain injury. The second part of the study examined the importance of excitatory amino acid transporters in patients suffering from traumatic brain injury. To accomplishRead MoreTraumatic Brain Syndrome in Veterans1070 Words   |  4 PagesIssue: Traumatic Brain syndrome in veterans Introduction: Soldiers returning from combat face a wide range of challenges in adjusting to civilian life. These challenges are compounded by the high susceptibility of combat-experienced soldiers to Post Traumatic Stress Disorder (PTSD) and overlapping symptoms of traumatic brain syndrome. As the two articles considered hereafter demonstrate, the U.S. military has sought better ways of understanding the primary symptoms and health consequences of traumaticRead MoreSymptoms And Symptoms Of A Concussion1312 Words   |  6 Pageslong-term brain damage and cognitive impairment later in life. A concussion is a subset of a Traumatic Brain Injury (TBI) and results from shaking the brain within the skull. The American Association of Neurological Surgeons (the â€Å"AANS†) has defined a concussion as â€Å"a clinical syndrome characterized by an immediate and transient alteration in brain function, including an alteration of mental status and level of consciousness, resulting from mechanical for ce or trauma.† (Sports-related Head Injury) TheRead MoreRecovery Time After Concussion Essay855 Words   |  4 PagesResearch Question: Can blood test predict recovery time after concussion? Abstract Background: There is currently no objective testing markers to predict recovery time after an athlete suffers a concussion. Recent studies are aimed to determine whether or not biomarkers in the blood will be able to help in identifying recovery time after a concussion. Purpose: To determine whether or not protein biomarkers in the blood can serve to predict adequate recovery time after a concussion. Results:Read MoreA Traumatic Brain Injury 1708 Words   |  7 PagesA traumatic brain injury (â€Å"TBI†) occurs when the brain is somehow injured, rattled, or wounded from an external source of force. The means of acquisition and the severity of TBIs are unique to each patient; therefore, symptoms and rehabilitation can vary greatly depending on the patient’s condition following the incident and how they sustained the injury. The severity of a TBI is generally classified into one of three categories: mild, moderate, or severe, and this type of diagnostic criteria influencesRead MoreSelf Reported Pain And Pain Management Strategies Among Veterans With Traumatic Brain Injury1593 Words   |  7 Pages The authors of the pilot study all have remarkable educational backgrounds. To begin, with, I discovered P.R.King, G.P. Beehler, and M.J.Wade all had limited amount of experience due to only writing one or two articles that were published, but King Beeler, and Wade all ha ve PHD’s. The article was clearly identified as a quantative study by the authors using a pilot study. The variables of the study are the self-reported pain and pain management strategies. The study was gathered included a group

Friday, December 13, 2019

Alaotra Grebe Free Essays

Many of our wetlands today house our animals so they may mate and accommodate our resources so we may survive. We treat this land carelessly; polluting it and not becoming aware of our damages until it is too late. This is notably true by the recent acknowledges extinction of the Alaotra grebe. We will write a custom essay sample on Alaotra Grebe or any similar topic only for you Order Now The Birdlife International announced its extinction in May and how the introduction of alien fish to the wetlands killed off the species. We must learn from the extinction of the Alaotra grebe and prevent other species from this destiny of life. Alaotra Grebe The Alaotra grebe, scientifically known as Tachybaptus rufolavatus of the Madagascan wetlands joins the list of the Five Great Extinctions in the history of the planet Earth. The bird species was last spotted in 1985 and it has now been confirmed to be extinct (Walker, 2010). Scientists claim that the Alaotra Grebe is the first extinction that has been caused by man and therefore becomes the sixth great extinction to be recorded in the history of the earth (Wu, 2010). The other five earlier extinctions include the Cretaceous-Tertiary extinction that swept the dinosaurs from the face of the Earth (McCarthy, 2010). This extinction was characterized by 75 percent of the species being wiped out in the last 65 million years (McCarthy, 2010). A meteorite that hit the earth is suggested to have resulted to this great catastrophe. Another example of extinctions was the Triassic-Jurassic extinction which occurred in about 205 million years ago and a number of non-dinosaur species got wiped (McCarthy, 2010). The dinosaurs were then left with minimal terrestrial competition. The last 251 million years also saw the vanishing of 96 percent of marine species and an additional 70 percent of land species (McCarthy, 2010). This extinction was known as the Permina-Triassic or The Great Dying. Another prolonged extinction, the late Devonian took over 2 decades from 360 to 375 million years ago (McCarthy, 2010). The fifth extinction, the Ordovidician-Silurian was recorded as the second worst of all extinctions and it happened between 440 and 450 million years ago (McCarthy, 2010). Alaotra grebe was a medium sized rusty-colored bird which inhabited Lake Alaotra and areas surrounding Madagascar. The bird was thought of having problems flying for long distances perhaps because of having tiny wings. The bird lived sedentary mainly inhabiting the lakes and the surrounding ponds. The Alaotra grebes started vanishing in 1980s when only 12 birds were spotted at Lake Alaotra in December 1982. In September 1985, two birds were spotted in Lake Alaotra near Andreba. Afterwards in 1985, 1986 and 1988, some of the birds sharing same characteristics with Alaotra grebe were spotted although these birds were just thought to be hybrids of grebe and another species. Experts made surveys and visits to Lake Alaotra in 1999 and 2000 but never found any species of grebe or any of the birds of the genus Tachybaptus. This was an indication of full extinction since there have not been any direct observations that have been made on the species. Chances of having the birds surviving at present are negligible since recent visits to Lake Amparihinandriamabavy which is near Lake Alaotra have shown no evidence of the grebe species surviving. As a result, officials of BirdLife International announced that the bird was extinct and declared that the species be included in the International Union for the Conservation of Nature (IUCN) Red List of the Five Great Extinction (McCarthy, 2010). This extinction is yet another whip to environmental economics as scarce resources such as biodiversity keep vanishing from our wetlands. In the future, these resources will no more be seen by our children as more extinction continues to take place. Birds form an important part of our environments in sustaining the food web and acting as tourist attractions thus earning income. The vanishing of Alaotra grebe means that these benefits are no more going to be realized in the future. Madagascar and Environmental Economics The Madagascar wetlands form an essential site for birds as well as other biodiversity. The wetlands are a source of food and water to the Madagascan populations and to millions of people globally. However, these wetlands are very fragile environments and can be polluted and disturbed easily as in the case of Madagascar (Wu, 2010). Madagascar has been an example so that the world can learn that human actions on biodiversity can have grave consequences to the environment and the world economy (Wu, 2010). Elsewhere in Cuba, people introduced alien species and the Zapata rail is feared of extinction (Patt, 2010).   The introduction of exotic fish and mongooses has had serious impacts on the Zapata rail and joins the Madagascan case of Alaotra grebe extinction (McCarthy, 2010). Fishermen in Madagascar are blamed to have caused the serious environmental damage by covering much of the lake with nylon nets. The monofilament nylon nets have the potential of killing diving waterbirds. While the fishermen in Madagascar introduced the nets after significant extinction of Alaotra grebe had occurred, this action is blamed to have led to further extinction of the remaining grebe species. The goal of the government in Madagascar as well as in the entire world in the protection of biodiversity has been missed. According to policy makers and scientists, the vanishing of the rusty-colored bird, Tachybaptus rufolavatus was due to the failure of the government of Madagascar to prioritize an important aspect of conservation of the delicate and sensitive biodiversity. The extinction of the grebe species has significant effect to the country’s economy. It can be said that the plan for the people of Madagascar to have more fish by killing the grebe species was a missed target. While it is a common practice for governments to check for solutions that will mitigate pests and diseases affecting the fish industry, the introduction of carnivorous fish was a missed target according to Gross and Williams (2010). The economists may agree that the action was reasonable as the fish pests were eliminated but the same argument must be exposed to political and ethical criticism. It however seems that nothing makes people persuaded other than financial gain and the people of Madagascar were easily lured with financial benefits. As a consequence, the helpless grebe species continued to be decreased to extinction level for the sake of money obtained from fish trading. Environmental economists in deed differ from other financial economists in one aspect: the valuing of biodiversity among all other benefits. While the actions to kill the birds using nylon gillnets and drowning them could result to more fish as the competition pressure would be reduced, environmental economists would view this as a loss to the entire biodiversity. The importance of wild nature for societies and industries is frequently mentioned as a political argument and an additional interest to protect our biodiversity. It was necessary for the government of Madagascar to have this approach of environmental economists to save the dear bird species Alaotra grebe. How to cite Alaotra Grebe, Papers