Anatomy

Vascular endothelium: Cross-section (simplified)

 " LIMA "

  • Lumen
  • Intima
  • Media
  • Adventitia
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Innervation of Bladder and Penis

 

Neurological  Conrol of Bladder 

" S.P "  

  • Symathetic causes Storage
  • Parasympathetic makes you P (Read as Pee)

Thus, Sympthetic system helps to 'store' the urine and parasympayhetic helps to 'micturate'.

 

 

Male Reproductive system (Innervation of Penis)

P.S "

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Spinal levels

L1 to S1:  "Transc.End S.N.A.Ps"

  • L1: Transpyloric plane
  • L2: End of Spinal cord in adults
  • L3: Subcostal plane
  • L4: Navel  (umbilicus)
  • L5: Anterior Superior Iliac Spine
  • S1: Pubic symphysis

 

 

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Gag reflex: Pathways

 "9ag"

 gag can be written as 9ag!

  • Afferent is via CN 9 (Glossopharyngeal nerve).
  • Efferent is via vagus nerve (CN 10)

 

 

 

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