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PRO TIP Block youtube.com at the DNS level — Pi-hole, NextDNS or your hosts file — but allow youtube-nocookie.com and i.ytimg.com. These tutorials keep playing; the rabbit hole does not.

Learning without distractions

Muscle stretch reflex | Organ Systems | MCAT | Khan Academy

679.6K views on YouTube

Created by Matthew Barry Jensen.

Watch the next lesson: https://www.khanacademy.org/test-prep/mcat/organ-systems/biological-basis-of-behavior-the-nervous-system/v/autonomic-nervous-system?utm_source=YT&utm_medium=Desc&utm_campaign=mcat

Missed the previous lesson? https://www.khanacademy.org/test-prep/mcat/organ-systems/biological-basis-of-behavior-the-nervous-system/v/peripheral-somatosensation?utm_source=YT&utm_medium=Desc&utm_campaign=mcat

MCAT on Khan Academy: Go ahead and practice some passage-based questions!

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