Flexor digitorum profundus

Origin Ulna
Insertion Distal phalanges
Action(s) Flex hand, interphalangeal joints
Nerve Supply Flexor digitorum profundus is innervated by the median and ulnar nerves.

The medial aspect of the muscle (which flexes the 4th and 5th digit) is supplied by the ulnar nerve (C8, T1)

The lateral aspect (which flexes the 2nd, 3rd and 4th digit) by the median nerve (via its anterior interosseous branch) (C8, T1).

It is one of two flexor muscles that is not exclusively supplied by the median nerve (the other is flexor carpi ulnaris).

Arterial Supply Anterior interosseous artery
Physical Exam  
Clinical Importance  
Disease States  
Discussion Antagonist: Extensor digitorum muscle
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Credits:

From Wikipedia: Flexor digitorum profundus

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Cite this page

. Orthopaedia Main - Flexor digitorum profundus. In: Orthopaedia - Collaborative Orthopaedic Knowledgebase. Created Jan 05, 2008 20:03 by Christian Veillette , Last modified Jun 09, 2009 09:20 ver.3. Retrieved 2010-07-30, from http://www.orthopaedia.com/x/MIE9.

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The following individuals have contributed to this page:

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Christian Veillette 200936 days ago
Orthopaedia Assistant 100416 days ago