chemoreceptor trigger zone is situated on the floor of the fourth ventricle of the brain within the area postrema (Bowen‚ R.‚ 1996). It consists of a blood-brain barrier that is able to detect chemical stimuli within the blood and the cerebrospinal fluid. The chemoreceptors which are situated within the chemoreceptor trigger zone are stimulated by many drugs and toxic substances; referred to as emetics (Sherwood‚ L.‚ 2013). When emetics cause a stimulation of the chemoreceptor trigger zone‚ impulses are
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In the article “The Border Patrol State”‚ Leslie Marmon Silko argues that borders have never worked and they never will. She says that “the great migration within the Americas cannot be stopped; human beings are natural forces of the Earth‚ just as rivers and winds are natural forces. In the article she describes a personal incident in which she and a friend were “hassled” by the Border Patrol. Silko writes about how she used to travel the highways with a sense of freedom as she cruised down t he
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Zone of Proximal Development Teachers with a constructivist view of learning focus on students’ thinking about the material being learned and‚ through careful orchestrated cues‚ prompts‚ and questions‚ help students arrive at a deeper understanding of the material. Also‚ teachers with a constructivist view elicit students’ prior knowledge of the material and uses this as the starting point for instruction. In addition the teacher not only presents material to students‚ but he or she also responds
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Cynthia Martinez Danica Cantu English 1301 3 March 2016 PMS and Combat Women and combat have always been considered to have little in common. Women have always been associated with emotion‚ caring‚ and passionate. Women today have the opportunity to enter the army‚ and are allowed to enter combat and fight alongside their male counterparts. Due to the lack of upper body strength‚ the inability to cope with combat stress and it situations‚ male and female romantic interaction‚ and the added mental
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while the other views them as the solution. Many places including schools are designated gun free zones. Despite this designation we are all aware of the many campus shooting that have taken place within the last few years. I believe that college students‚ teacher and administrators should have the right to carry their legal firearms onto college campuses. It is my understanding that gun free zones create easy targets. Students‚ teachers and administrators have a better chance at saving their own
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The crumple zone is a structural feature in which can be mostly found in automobiles. They are constructed to absorb the kinetic energy from impact during an accident by controlled deformation. In order to absorb the impact of a head on collision‚ most of the time crumple zones are designed to be in the front part of a vehicle‚ they can also be found on the rear and sides of vehicles. Isaac Newton’s first law states that an object in motion will stay in motion with the same speed and direction unless
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Should women be able to apply for jobs that allow them into combat? For centuries our women have been going into combat‚ so how come all of a sudden the conflict on whether they should or shouldn’t has become such an uproar. When the women in tribes fought over food and men during our beginnings‚ those women were undoubtedly in combat. And as the centuries went on‚ women warriors were not considered that unusual‚ for example at least 400 women soldier fought in the civil war along side their
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Adding on‚ being employed provides access to many more amenities in life. In Zone One the employed population had an overall better life with amenities such as better housing‚ eating quality meals‚ and not having to worry about an overall financial breakdown. On the flip side of the novel Mark and the rest of the lower class were stuck performing awful jobs and virtually living day by day as the lower class really didn’t know what to expect from life. Mark was a hard worker day in and day out
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Special Economic Zones: Essences and Possibilities FULL PAPER Irina Mikhalchenko Student of 2nd course University of International Business 050043‚ Navoi 296-41‚ Almaty‚ Kazakhstan 7 727 299928 E-mail: Dirish71113@yahoo.com Abstract This paper analyzes necessity and need for creation of special economic zones during the period of formation of a model of an open economy on the example of the Republic of Kazakhstan. Period of fundamental changes in economy
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INTERTROPICAL CONVERGENCE ZONE The Intertropical Convergence Zone (ITCZ) is the area encircling the earth near the equator where winds originating in the northern and southern hemispheres come together. Consequences of the ITCZ’s movement are the "monsoon seasons" that affect areas in the tropics‚ as well as the formation of tropical storms during the local hemispheric summer (north or south of the equator). Navigators in the age of sail learned to utilize the "trade winds" that blow to the east
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