Watch Trailer
DISCLAIMER: Not all titles shown are currently available on all streaming providers.

Watch Crash Course Anatomy & Physiology Season 1 Episode 46 Online

  • 2/10
  • COUNTRIES: United States of America
  • Subtitles: English

In the penultimate episode of Crash Course Anatomy & Physiology, Hank explains your adaptive immune system. The adaptive immune system's humoral response guards extracellular terrain against pathogens. Hank also explains B cells, antibodies, and how vaccines work.