The sympathetic nervous system is triggered when a scary, enraged dog suddenly approaches you.
What exactly is the sympathetic nervous system (SNS)?
Your sympathetic nervous system is a part of your autonomic nervous system. It may be referred to as your "automatic" nervous system because it regulates a number of unconscious functions. This includes controlling your heart rate, blood pressure, digestion, urination, and perspiration, among other things.
The most well-known function of your sympathetic nervous system is its capacity to respond to dangerous events. Your sympathetic nervous system activates in reaction to this to speed up your heart rate, pump more blood to your body's critical places, among other responses, to assist you flee the danger.
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The correct answer is <em><u>option A.</u></em> Porter is writing <em><u>social history</u></em> because he is focusing on lives of large numbers of ordinary people. He is examining letters, journal entries, autobiographies and newspapers from that time to see how the fear of the disease affected the lives of ordinary people. Porter is trying to recollect data from that time and put together a piece that describes how society was affected by the influenza pandemic, which was a consequence of World War I, an historic event that shaped and changed many societies, specially the ones from Europe.
Answer:
The correct answer is D. The immediate cause of the 2006-2010 economic crisis was the bursting of the U.S. housing bubble.
Explanation:
The global economic crisis of 2006-2010 was caused by several factors, including failures in economic regulation, the large number of crimes committed by banks, the overvaluation of products, global food and energy crisis, and the threat of a recession throughout the world, as well as a credit-mortgage crisis.
Although it is considered that the crisis arose in 2008, especially after the fall of the American bank Lehman Brothers, the first symptoms appeared in August 2007 with the bankruptcy of several smaller investment banks causing the crisis that has been pointed out by many international specialists such as the «Crisis of developed countries», since its consequences were observed mainly in the richest countries of the world. With the fall of US investment banks due to the subprime mortgage crisis, which represented a high percentage of their investment, stock markets collapsed and triggered the 2008 financial crisis worldwide.
