The Excretory System: From Your Heart to the Toilet - CrashCourse Biology #29

Hank takes us on the fascinating journey through our excretory system to learn how our kidneys make pee. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like CrashCourse on Facebook: http://www.facebook.com/YouTubeCrashCourse Follow CrashCourse on Twitter: http://www.twitter.com/TheCrashCourse References http://www.emc.maricopa.edu/faculty/farabee/biobk/biobookexcret.html http://www.khanacademy.org/science/biology/v/the-kidney-and-nephron Campbell Biology, 9th ed. Table of Contents

• #تحصیلات_و_یادگیری
• #biology
• #crash_course
• #crashcourse