Accessory Nerve

Nerve Function: Controls trapezius and sternocleidomastoid (SCM) muscles. Inspection: Inspect the shoulders for asymmetry and atrophy Trapezius Power: Ask the patient to shrug their shoulders against resistance SCM Power: Ask the patient to turn their head to either...

Bell’s Palsy

Bell’s Palsy (CN VII): Right UMN lesion (left) vs. Right LMN lesion (right) (© Ayalah Hutchins)

CN VI Palsy

Courtesy of Dr. Jonathan Micieli (Approach to Patient with Diplopia)

CN III Palsy

Courtesy of Dr. Jonathan Micieli (Approach to Patient with Diplopia)