Extensor Carpi Ulnaris

The Extensor Carpi Ulnaris are a pair of muscles located in each of the lower-arms of the human body.

To test your knowledge: look at the image opposite and decide which muscle(s) you think are the extensor carpi ulnaris, then click on the image to check if you were correct - and for the labels of all the other muscles illustrated.

Further information about the extensor carpi ulnaris is summarised below:

Point(s) of Origin:

Lateral epicondyle of humerus and upper humerus.

Point(s) of Insertion:

Base of 5th meta-carpal.

Action(s):

Adducts the ulna/hand and extends the wrist.

This may be particularly interesting study/revision material for students following courses in Massage, Reflexology and similar courses because these generally require a good basic knowledge of the muscular structures of the arms, legs, hands and feet.

 

Diagram of the muscles of the upper-body


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