Watch Crash Course Anatomy & Physiology Season 1 Episode 12 Online
- COUNTRIES: United States of America
- Subtitles: English
It is now time to meet the system that helps your crazy brain stay in touch with the outside world. We follow up last week's tour of the central nervous system with a look at your peripheral nervous system, its afferent and efferent divisions, how it processes information, the reflex arc, and what your brain has to say about pain.