Ulnar Nerve

Authors

Affiliations

Nathaniel Yomogida, B.S., SPT

Doctor of Physical Therapy

B.S. in Kinesiology

Chloë Kerstein, B.S., SPT

Doctor of Physical Therapy

B.A. in Neuroscience

Motor Innervation

Ulnar n. Muscle Innervations
Muscle	Origin	Insertion	Innervation	Action

Entrapment

Note

• Nyman E, Dahlin LB. The Unpredictable Ulnar Nerve-Ulnar Nerve Entrapment from Anatomical, Pathophysiological, and Biopsychosocial Aspects. Diagnostics (Basel). 2024;14(5):489. Published 2024 Feb 24. doi:10.3390/diagnostics14050489

Examination

• ULTT3
• Froment’s Sign
• Ulnar Claw hand

Claw hand

Claw hand refers to a passive hand position that is commmonly observed following an ulnar nerve lesion.