Sitting, standing, or lying supine
Anterior to the patient.
Please sit down. May I touch the front of your neck? (or point to the area). Please grimace like this (demonstrate a grimace where the corners of the mouth are pulled laterally).
Guide the patient to sit down. With the patient relaxed and with permission, place your fingers on the platysma muscle. Demonstrate the facial expression you are asking the patient to mimic. This expression involves drawing the sides of the mouth laterally.
VH - Head and spine skeleton with platysma muscle
On the other side add suprahyoids, infrahyoids, sternohyoid, sternothyroid, thyrohyoid, omohyyoid, longus colli and capitis, scalenes, sternocleidomastoid, muscles and tendons