Can you tell me what are lumbar discs?

Cartilage. Lumbar discs are the cartilage substances between the vertebrae in the lumbar spine. They are named by the bones they lie between. For example, in your lumbar spine there are the l1-2, l2-3, l3-4, l4-5, and l5-s1 discs. Five total. They provide shock absorption and help provide range of motion. They have a soft center, and if rupture will pinch on a nerve and cause sciatica, or nerve pinch.
Cartilage spacers. The black stripes in picture they are cartilage spacers and shock absorbers between the bones of spine called vertebra able to withcstand huge forces in the spine strong and durable intact painless discs are marvels of design and anatomy.

Related Questions

Can you tell me what is lumbar disc protrusion?

Disc not intact. Disc protusion means that the soft part of your disc is bulging through an ares of weakness of the tough outer layer. Read more...
A disc herniation. Lumbar means the spine region in the lower back. A disc protrusion is another way to say a disc herniation which is when a piece of disc material moves out of its normal position. Read more...
A disc herniation . It is a disc herniation in the lower (lumbar) back. It is just another name for this. Read more...