USMLE Step 1 Review 02 08 Anatomy The Pectinate Line

USMLE Step 1 Review 02 08 Anatomy The Pectinate Line


On these “Gold Standard Step 1 Facts” pages you will find Free:

  • USMLE Audio Review files from our “Gold Standard USMLE Reviews”
  • Transcriptions of those files
  • And videos (as they become available)

The idea is that you can review for the USMLE online by:

  • Listening to the Audio
  • Following along with the transcription
  • Or by watching the video (if available)

If you like what you here, you can purchase the entire Gold Standard Step 1 MP3 audio USMLE review for your iPhone, iPod, or computer here.

Let’s continue our USMLE Review with Anatomy from the Gold Standard USMLE Step 1 Audio Review program.

Play USMLE Audio MP3 02 08 Anatomy The Pectinate Line Below


Begin 02 08 Anatomy The Pectinate Line Transcription

Embryonic tissue above and below the pectinate line.  I’ll state what’s above the line.  Please respond with what’s below.


  • Ectoderm.

Visceral innervation.

  • Let’s apply lymphatic drainage.

Somatic innervation. 

  • Let’s apply lymphatic drainage.

Internal hemorrhoids

  • not painful.

External hemorrhoids

  • painful.

Cancer adenocarcinoma. 

  • Cancer squamous cell carcinoma.



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