anonymousmd: Sensory Dermatomes  Be careful not to confuse S1,S2 which is your achilles heel, to S3 which is your genitals (which some may consider mens figurative achilles heel). :D

anonymousmd: Sensory Dermatomes  Be careful not to confuse S1,S2 which is your achilles heel, to S3 which is your genitals (which some may consider mens figurative achilles heel). :D

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from: https://daggerfencer.tumblr.com/post/176454384425