The motion is limited by the ligamentous attachments between ribs and vertebrae. The third general function of the skeleton is that of motion. The great majority of the skeletal muscles are firmly anchored to the skeleton, usually to at least two bones and in some cases to many bones. Thus...
human muscular system: lateral viewLateral view of the human muscular system. Characteristicof the vertebrate form, the human body has an internalskeletonthat includes a backbone of vertebrae. Typical of mammalian structure, the human body shows such characteristics ashair,mammary glands, and highly ...
ipsilaterally bend the neck to the side and elevate the second rib. The splenius capitis and splenius cervicis also assist in neck side bending. Theerector spinaemuscles (iliocostalis, longissimus, and spinalis) are large, deep muscles that extend the length of the back. All three act to ...