What is the lumbar?

In human anatomy, the loin refers to an area that stretched vertically just below the waist, or more specifically from the lower part of the rib cage, just below the pelvis. The term is somewhat inaccurate and is most often used to describe the side of the body in the area under the ribs, sometimes also called the sides and parts of the lower back on both sides of the spine. Sometimes this term also includes genitals, weaknesses, hips and lower abdomen. Loin is used to describe this part of anatomy in humans, primates and many types of four -legged mammals, including cattle and horses. The word loin is sometimes used as euphemism for both male and female reproductive organs, and the original Latin word lumbus, from which the LOIN originated, referred to both the area of ​​the general loin and the genitals. In the field of medicine, the term lumbar region is more often used to describe the Similyr, even if it is not identical, the body area. This part of the body includes the main muscles of PSOAS, a large muscle that is used, for example, when a person sits or bends down and is also involved in the hip. Lumbar giantTle, numbered as L1-L5, are also located in the loin area. Back pain is often placed in this part of the spine because it carries most of the body weight.

Although the word loin is not commonly used as an anatomical term in medicine, the word is included in the names of some disorders, such as hematuria syndrome of crate pain. The two main symptoms of this syndrome are pain in the loin and blood in the urine. It is not entirely understood what causes pain associated with this syndrome, but it is assumed that it is related to the kidneys.

shoulder pain is usually caused by kidney -related problems such as kidney stones and renal colic, or according to the prerequisites related to urea, which means pipes that carry urine from the kidney to the bladder. The reason is that the nerves of urea enter the spinal cord in the lumbar region. Other causes of pain in the shoulders are muscle or vertebral injuries in the lumbar region, heRPES zoster and radiculitis, a type of nerve pain that often affects the seating nerve.