Assertion: humerus's surface | /r/CapableOf | give origin
Facets:
Source sentences:
text: The volar surface ( facies volaris; anterior surface ), much broader above than below, is concave in its upper three-fourths, and gives origin to the flexor digitorum profundus; its lower fourth, also concave, is covered by the pronator quadratus.
text: The volar surface (facies volaris; anterior surface) is concave in its upper three-fourths, and gives origin to the flexor pollicis longus muscle; it is broad and flat in its lower fourth, and affords insertion to the Pronator quadratus.