4b73950a_all_the_bones__notes
[feature] radial groove [bone] humerus [description] the groove that spirals around the posterior surface of the shaft of the humerus [notes] 
it is a depression for the radial n. and the deep brachial vessels; fracture of the humerus at mid-shaft can injure the radial nerve and deep brachial vessels because they are in contact with bone at this location
all the bones
notes