The masseter jaw muscle can close the teeth with a force of up to 200 pounds on the molars.
Sources
- 14 Fun Facts About the Muscular System - Healthline (healthline.com)
- https://www.loc.gov/everyday-mysteries/categories/biology-and-human-anatomy/item/what-is-the-strongest-muscle-in-the-human-body/ (loc.gov)
- https://resources.healthgrades.com/right-care/bones-joints-and-muscles/masseter-muscle (resources.healthgrades.com)
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