Canine Spinal Anatomy

The spinal cord is divided into spinal cord segments. There is a partial fusion with ossification of the right sacroiliac joint.

Comparative Anatomy Of The Horse Ox And Dog The Vertebral

The bone between the hip and knee is the femur.

Canine spinal anatomy. Anatomy of intervertebral disc disease ivdd intervertebral discs are situated between the vertebrae. Each segment gives rise to paired spinal nerves click left image. A dogs spine is located along the top or dorsal side of a dogs body.

In dogs and cats the disc sits just beneath or ventral to the spinal canal. The 13 th right rib is a rudimentary rib. Spinal cord anatomy close.

Vertebrae develop segmentally from somitic sclerotomes whereas muscles develop from somitic myotomes. A spinal ganglion is present distally on each dorsal root. Dorsal and ventral spinal roots arise as a series of rootlets.

Note from authors about anatomical variations. A dogs spine is designed to support weight and protect the spinal cord. Canine spine anatomy significance.

Dog hind leg anatomy the hind leg can be confusing to some owners but it has some of the same features as a human. Dorsally the roof of all three cavities is formed by the spinal column and associated muscles. Spinal cord segments are labeled and locations of vertebral bodies separated by intervertebral discs are shown to the right.

The canine spinal cord has 8 cervical 13 thoracic 7 lumbar 3 sacral and 5 caudal segments. The discs are comprised of a fibrous outer ring called the annulus fibrosis and an inner gel called the nucleus pulposes. The pelvic cavity is defined by the borders of the bony pelvis and communicates with the abdominal cavity.

Normal dog have usually 7 lumbar vertebrae and 3 sacral vertebrae. The first caudal vertebra cd1 is partially fused with the last. Cranial and caudal halves of a canine vertebral column are illustrated after a laminectomy to expose the spinal cord.

Below the knee is the tibia and fibula. The canine spinal column is separated into four main regions.

The Canine And Feline Vertebrae Veterian Key