![]() The first dorsal interosseous muscle is the largest and originates from the 1st and 2nd hand bones. The palmar interossei pull our fingers together. While all interossei bend the MCP joints, the dorsal interossei allow us to spread our fingers away from each other. ![]() There are four dorsal and three palmar interossei muscles. The interossei muscles begin between the bones of the hand. Hand Muscles Interossei (dorsal and palmar) Other muscles, like the skeletal muscle that moves the arm, is controlled by the somatic or voluntary nervous system. There are different types of muscle, and some are controlled automatically by the autonomic nervous system. Muscles are groups of cells in the body that have the ability to contract and relax. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |