Youtor
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=0IDgBlCHVsA
Hank tries not to stress you out too much as he delves into the functions and terminology of your sympathetic nervous system. • Pssst... we made flashcards to help you review the content in this episode! Find them on the free Crash Course App! • Download it here for Apple Devices: https://apple.co/3d4eyZo • Download it here for Android Devices: https://bit.ly/2SrDulJ • Chapters: • Introduction: Physiology of Stress 00:00 • How Signals Travel to Effectors 1:48 • Hormones Neurotransmitters Communicate Stress 2:15 • Preganglionic Fibers Release Acetylcholine (ACh) 3:42 • Postganglionic Fibers Release Norepinephrine 4:34 • Adrenal Glands Release Norepinephrine and Epinephrine as Hormones 5:10 • Neurotransmitters vs. Hormones 6:01 • How Norepinephrine Works: Alpha and Beta Receptors 6:29 • Review 9:29 • Credits 10:18 • *** • Thanks to the following Patrons for their generous monthly contributions that help keep Crash Course free for everyone forever: • Mark Brouwer, Simun Niclasen, Brad Wardell, Roger C. Rocha, Jan Schmid, Elliot Beter, Nevin Spoljaric, Sandra Aft, SR Foxley, Jessica Simmons, Stefan R. Finnerup, Jason A Saslow, Robert Kunz, Jessica Wode, Mike Drew, Steve Marshall, Anna-Ester Volozh, Christian Ludvigsen, Jeffrey Thompson, James Craver, Pankaj Gurung, Kelley Culp, Joshua McKee, Amory Olson: Kasson-Mantorville High School Science Instructor, Jack Thakar, Arrow Worthy, Magnus Krox Krokstad, Rachel Lee, Brian J. Rolf, Sylien • -- • Crash Course is on Patreon! You can support us directly by signing up at / crashcourse • Want to find Crash Course elsewhere on the internet? • Facebook - / youtubecrashcourse • Twitter - / thecrashcourse • Instagram - / thecrashcourse • CC Kids: / crashcoursekids
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