21. Even injuries like metacarpal fractures and wrist fractures can benefit from spica splints. 22. The fourth metacarpal is longer than the first phalanx of the wing finger. 23. The metacarpal bones connect the fingers and the carpal bones of the wrist. 24. The central-most metacarpal ( middle finger ) is the most rigid. 25. Both involve a less developed first metacarpal and a nearly absent thenar musculature. 26. The first finger projects further than the second metacarpal . 27. He issued a statement saying he broke the fifth metacarpal on his right hand. 28. Weiss was injured on Monday, sustaining a stress fracture to the third metacarpal . 29. However, injury can occur through axial force applied to the second metacarpal base. 30. Below the first and second metacarpal small disc-shaped sesamoid bones were found.