Information and translations of lumbar in the most comprehensive dictionary definitions resource on the web. lumbar puncture introduction of a hollow needle into the subarachnoid space of the spinal canal, usually between the fourth and fifth lumbar vertebrae; see also cisternal puncture. The lumbar vertebrae are bones that make up the spinal column or backbone, specifically within the lower back. Each region of the spine (i.e., the cervical, thoracic, lumbar, and sacral regions) have their own numbers; the bones of the lumbar spine are numbered from L-1 to L-5. Lumbar: Referring to the five lumbar vertebrae, the disks below them, and the corresponding area of the lower back.The lumbar vertebrae and their disks are situated below the thoracic vertebrae and above the sacral vertebrae in the spinal column and are surrounded by soft tissues, including ligaments and large muscles. The number indicates the level of the lumbar spine in which the particular vertebra is located. Lumbar definition, of or relating to the loin or loins. Lumbar spine arthritis is also known as spinal arthritis. Cervical Spine. The lumbar spine (lower back) consists of five vertebrae in the lower part of the spine, between the ribs and the pelvis. Meaning of lumbar region. Lumbar Vertebrae Definition. Understanding Spinal Anatomy: Regions of the Spine - Cervical, Thoracic, Lumbar, Sacral. These bones are below the cervical and thoracic vertebrae but above the sacrum or pelvis. Description. Called also spinal puncture. The neck region of the spine is known as the Cervical Spine. Meaning of lumbar. Definition. The lumbar region is sometimes referred to as the lower spine, or as an area of the back in … Lumbar vertebrae are referred to by 'L,' prepended to an identifying number. The lumbar region generally refers to the lower back, just below the ribs and above the hip bones. It isn’t a condition, but rather a symptom of several forms of arthritis that affect the spine. Definition of lumbar in the dictionary. Information about Right Lumbar Region in the Titi Tudorancea encyclopedia: no-nonsense, concise definitions. See more. What is the medical term meaning pertaining to the breastbone and ribs? They are the largest of the unfused vertebrae, and are larger than the bones located above. Information and translations of lumbar region in the most comprehensive dictionary definitions resource on the web. Meaning of Right Lumbar Region. … Definition of Right Lumbar Region in the Titi Tudorancea Encyclopedia. lumbar synonyms, lumbar pronunciation, lumbar translation, English dictionary definition of lumbar. lumbar [lum´bahr] pertaining to the loins. Lumbar muscle spasms are involuntary contractions of the muscles of the lumbar region of the back (the lower back). The regions of the spine consist of the cervical, thoracic, lumbar, and sacral. What does lumbar region mean? Lumbar spinal stenosis is a narrowing of the spinal canal, compressing the nerves traveling through the lower back into the legs. What does Right Lumbar Region mean? What does lumbar mean? Proper usage and sense of the word/phrase Right Lumbar Region. Definition of lumbar region in the dictionary. This region consists of seven vertebrae, which are abbreviated C1 through C7 (top to bottom). Define lumbar.