This column supports about half of the weight of the body, with the other half supported by the muscles. Spinal column, spine, vertebral column, rachis, backbone, back - the series of vertebrae forming the axis of the skeleton and protecting the spinal cord; " the fall broke his back" cervical vertebra, neck bone - one of 7 vertebrae in the human spine located in the neck region How can the answer be improved? The vertebral column is the defining characteristic of a vertebrate in which the notochord ( a flexible rod of uniform composition) found in all chordates has been replaced by a segmented series of bone: vertebrae separated by intervertebral discs. Vertebra desen. The vertebral bodies act as a support column to hold up the spine.
Vertebra definition is - one of the bony or cartilaginous segments composing the spinal column, consisting in some lower vertebrates of several distinct elements which never become united, and in higher vertebrates having a short more or less cylindrical body whose ends articulate by pads of elastic or cartilaginous tissue with those of adjacent vertebrae and a bony arch that encloses the spinal cord. This is a cylindrical structure that is separated from the vertebral bodies above and below by disks of cartilage and fibrous tissue. The vertebral column, also known as the backbone or spine, is part of the axial skeleton. Overall Functions • Very short due to the absence of a neck and tail • Majority of the movement in a frog is limited to the pelvic girdle for jumping. America' s Got Talent 90, 954 views. Frog ( Amphibian) Vertebra.
In the vertebrate spinal column, each vertebra is an irregular bone with a complex structure composed of bone and some hyaline cartilage, the proportions of which vary according to the segment of the backbone and the species of vertebrate. The basic configuration of a vertebra varies; the large part is the body, and the central part is the centrum. The five sacral vertebrae are fused to form the sacrum, and the four coccygeal vertebrae are fused to form the coccyx. Cervical, thoracic, and lumbar vertebrae in the spinal column. Sofie Dossi Brilliant Performance Earns Her the Golden Buzzer America' s Got Talent - Duration: 4 minutes, 55 seconds. The weight- bearing portion of a typical vertebra is the vertebral body, the most forward portion.