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NBME 20 Answers

nbme20/Block 2/Question#12

An 80-year-old man with type 2 diabetes mellitus is ...

Pelvic splanchnic

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FA2019 p 357 on Gastrointestinal blood supply and parasympathetic innervation:

  • Foregut --> celiac artery, vagus innervation
  • Midgut --> SMA, vagus
  • Hindgut --> IMA, pelvic innervation




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submitted by hayayah(418),

Pelvic splanchnic nerves are part of the parasympathetic system.

masonkingcobra  The inferior hypogastric plexus innervates internal pelvic viscera; has both sympathetic and parasympathetic components; parasympathetic contribution helps stimulate detrusor of bladder (along with pelvic splanchnic nerves), sympathetic contribution helps stimulate internal urethral sphincter +