TOC Dissector Quiz Index Help Head and Neck Previous Page Next Page Overview
Laboratory 34. Oral Cavity
Step 13. The Hypoglossal Nerve and Hypoglossus Muscle, Lateral View
Previous Image Next Image

Click for Full Screen
Click image to view full screen

Orientation Icon

In the submandibular triangle, identify the hyoglossus muscle. Upon consultation with a laboratory instructor, the stylohyoid muscle and posterior belly of the digastic muscle may be detached from the hyoid bone and reflected superiorly. Identify the hypoglossal nerve (CN XII) as it passes lateral to the hyoglossus muscle and deep to the mylohyoid muscle.
 

Links and References:
Grant's: 8.28, 8.30
Netter: 53, 63, 65
Rohen/Yokochi: 162