Lower Back Bone Anatomy

The purpose of the spinal column is to protect the spinal cord from injury and support the head neck and torso. Lumbar spine lower back anatomy and function.

Nerves Of The Abdomen Lower Back And Pelvis

The thoracic spine the middle back.

Lower back bone anatomy. The bones of the pelvis and lower back work together to support the bodys weight anchor the abdominal and hip muscles and protect the delicate vital organs of the vertebral and abdominopelvic cavities. This bone is shaped like a triangle that fits between the two halves of the pelvis connecting the spine to the lower half of the body. Simple sprains and strains from overexertion a herniated disc from a slip and fall degenerative disc disease or spinal stenosis from normal aging and other disorders can cause low back pain.

The lumbar spine the lower back composed of five vertebrae provides support for the majority of your bodys weight. Pain here can be intense and is one of the top causes of missed work. The spinal column is made up of 26 bones.

The vertebrae seem to be chained together. An inside look at the structure of the back. The lumbar region of the spine more commonly known as the lower back is situated between the thoracic or chest region of the spine and the sacrum.

Bones of the pelvis and lower back. Muscles of the lower back anatomy include the multifidus longissimus. Your spinal column is a complex structure with many moving parts.

Fortunately low back pain often gets better on. The cervical spine supports the weight and movement of your head and protects the nerves exiting your brain. The muscles of the lower back help stabilize rotate flex and extend the spinal column which is a bony tower of 24 vertebrae that gives the body structure and houses the spinal cord.

The lumbar and sacrum region make up the bone of the lower back anatomy. Below the lumbar spine is a bone called the sacrum which makes up the back part of the pelvis. The spinal cord is contained within the vertebrae of the spine running through the vertebral foramen and branching out to the peripheries through the intervertebral foramen.

5 lumbar vertebra or the lower backl1 l2 l3 l4 and l5. The vertebral column of the lower back includes the five lumbar vertebrae the sacrum and the coccyx. The lower back is especially vulnerable to injury or degeneration because it must support the majority of the pressure.

The lower back which starts below the ribcage is called the lumbar region. Although the entire spine is involved in everyday activities of rest and movement the low back can be vulnerable to many pain provoking disorders. 24 unique vertebrae plus the sacrum and coccyx tail bone at the end of the backbone.

Anatomy of the lower back. The anatomy of your spine is divided into four sections.

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