Circulatory & Respiratory Systems - CrashCourse Biology #27

Hank takes us on a trip around the body - we follow the circulatory and respiratory systems as they deliver oxygen and remove carbon dioxide from cells, and help make it possible for our bodies to function. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like CrashCourse? http://www.facebook.com/YouTubeCrashCourse Follow us! http://www.twitter.com/TheCrashCourse Table of Contents 1) Respiratory System 00:48 2) Simple Diffusion 00:55 3) Respiratory Anatomy 02:35 a) Trachea to Capillaries 03:10 4) Lung Function & Thoracic Diaphragm 04:37 5) Circulatory System 05:35 6) Circulatory Anatomy 05:54 a) Left Ventricle to Capillary Beds 06:50 b) Veins to Left Atrium 08:46 7) Endotherms & Ectotherms 09:20 References for this episode can be found in the Google document here: http://dft.ba/-3cHg This video uses the following sounds from Freesound.org: "00559 deep breathing 1.wav" by Robinhood76 crash course, crashcourse, biology, animals, oxygen, carbon dioxide, cellular respiration, circulatory system, respiratory system, circulation, respiration, heart, lung, artery, vein, pulmonary, simple diffusion, membrane, lungfish, larynx, trachea, bronchus, bronchiole, alveolus, capillary, blood, inhale, exhale, diaphragm, thoracic, pressure, breathing, breath, pump, red blood cell, four chambered heart, ventricle, muscle, aorta, vena cava, atrium, endotherm, ectotherm, hank green Support CrashCourse on Patreon: https://www.patreon.com/crashcourse