How does chronic stress affect the immune system? When we’re stressed, the immune system’s ability to fight off antigens is reduced. That is why we are more susceptible to infections. The stress hormone corticosteroid can suppress the effectiveness of the immune system (e.g. lowers the number of lymphocytes). What is psychoneuroimmunology of stress? Psychoneuroimmunology is […]
How did hunters and gatherers migrate?
How did hunters and gatherers migrate? Hunter-gathers around the world often migrate when food resources become scarce. Just how far and how often they move varies widely. At the same time, how far and how often hunter-gatherers need to move depends on the food resources—the available energy—in the local environment. What factors helped determine the […]
What did Woodrow Wilson want after ww1?
What did Woodrow Wilson want after ww1? Wilson initially sought to mediate peace and keep the United States neutral. He called for restraint, even after a German submarine sank the unarmed British ocean liner Lusitania in 1915, killing more than 120 Americans. His efforts to keep the United States out of the war helped him […]
How could we eliminate all neural tube defects in the United States?
How could we eliminate all neural tube defects in the United States? In the United States In 1992, the U.S. Public Health Service recommended that all women of childbearing age capable of becoming pregnant consume 400 mcg of folic acid daily to prevent neural tube defects. How are we decreasing rates of neural tube defect […]
How do athletes use sports psychology?
How do athletes use sports psychology? Sport psychologists can also help athletes: Enhance performance. Various mental strategies, such as visualization, self-talk and relaxation techniques, can help athletes overcome obstacles and achieve their full potential. Cope with the pressures of competition. What are some ways in which sport psychology professionals can work with athletes to help […]
What were some drawbacks of traveling by stagecoach?
What were some drawbacks of traveling by stagecoach? Disadvantages: Most coaches were unclean and passengers became covered with soot because of the coal; not always inefficient; was dangerous for passengers and especially for employees. How far apart were stagecoach stations? about 160 miles What were stagecoach stops called? Station – The place at which a […]
How do psychologists explain why people develop generalized anxiety disorder?
How do psychologists explain why people develop generalized anxiety disorder? Risk factors for GAD include a family history of anxiety and recent or extended periods of stress. The brain circuitry involved in fear and anxiety is known to contribute to the experience of GAD, though the mechanism by which GAD is activated is unknown. How […]
What is the punishment for theft in Saudi Arabia?
What is the punishment for theft in Saudi Arabia? Although repeated theft can be punishable by amputation of the right hand and aggravated theft by the cross-amputation of a hand and a foot, only one instance of judicial amputation was reported between 2007 and 2010. Homosexual acts are punishable by flogging, imprisonment or death. Are […]
Is communism a major economic system?
Is communism a major economic system? Communism, also known as a command system, is an economic system where the government owns most of the factors of production and decides the allocation of resources and what products and services will be provided. The most important originators of communist doctrine were Karl Marx and Frederick Engels. Does […]
What is the name of the boundary that separates a black hole from the rest of the universe called?
What is the name of the boundary that separates a black hole from the rest of the universe called? According to Einstein’s general theory of relativity, there will be a boundary called the event horizon which separates the “interior” of the black hole from the rest of space. What is the name of the distance […]