Do humans have thoracic vertebrae?
In humans, there are twelve thoracic vertebrae and they are intermediate in size between the cervical and lumbar vertebrae; they increase in size going towards the lumbar vertebrae, with the lower ones being a lot larger than the upper.
What type of spines do humans have?
These regions are called the cervical spine, thoracic spine, lumbar spine, sacrum, and coccyx. There are seven cervical vertebrae, twelve thoracic vertebrae, and five lumbar vertebrae.
How many thoracic spines are there?
Thoracic (mid back) – the main function of the thoracic spine is to hold the rib cage and protect the heart and lungs. The twelve thoracic vertebrae are numbered T1 to T12. The range of motion in the thoracic spine is limited.
What part of your spine controls your legs?
The nerves of the cervical spine go to the upper chest and arms. The nerves in your thoracic spine go to your chest and abdomen. The nerves of the lumbar spine then reach to your legs, bowel, and bladder. These nerves coordinate and control all the body’s organs and parts, and let you control your muscles.
The bottom of the spine is called the sacrum. It is made up of several vertebral bodies usually fused together as one. The remaining small bones or ossicles below the sacrum are also fused together and called the tailbone or coccyx.
When should I be concerned about thoracic back pain?
Pain that doesn’t get better after 2-4 weeks of treatment. Pain that is accompanied by severe stiffness in the morning. Changes to the shape of the spine, including the appearance of lumps or bumps. Pins and needles, numbness or weakness of the legs that is severe or gets worse over time.
What organs are affected by thoracic spine?
The thoracic spine is made up of 12 vertebrae, which provide stability to support the neck, rib cage and lower back. The thoracic spine also protects the blood vessels and nerves that run along the spinal cord. The middle back also helps anchor the rib cage, which protects the heart, lungs and other internal organs.