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NBME 23 Answers

nbme23/Block 4/Question#6

A 35-year-old woman, gravida 2, para 1, undergoes ...

External anal sphincter

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submitted by paloma(2),

This might help

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submitted by bigjimbo(9),

Episiotomy is cut from vagina to the perineal body for child birth

btl_nyc  But why is it external anal sphincter instead of bulbospongiosus? Aren't both attached to perineal body? +  
stinkysulfaeggs  Bulbospongiosus connects to either side of the perineal body. But if you go directly posterior rom the commissure you hit the anal sphincter +4  
need_answers  I just think about how women say they done ripped their asshole while giving birth +