What body system is the spinal cord in?

What body system is the spinal cord in?

The spinal cord is an extension of the central nervous system (CNS), which consists of the brain and spinal cord. The spinal cord begins at the bottom of the brain stem (at the area called the medulla oblongata) and ends in the lower back, as it tapers to form a cone called the conus medullaris.

Is the spinal cord part of the skeletal system?

The axial skeleton contains 80 bones, including the skull, spine and rib cage. It forms the central structure of the skeleton, with the function of protecting the brain, spinal cord, heart and lungs.

What is the spinal cords function in the nervous system?

The brain and spinal cord are your body’s central nervous system. The brain is the command center for your body, and the spinal cord is the pathway for messages sent by the brain to the body and from the body to the brain.

What part of the skeletal system protects spinal cord?

Vertebrae surround and protect the spinal cord and bones of the rib cage help protect the heart and lungs of the thorax.

Where does the spinal cord pass through the body?

Spinal Cord Anatomy. Basically, spinal cord is a long and narrow bundle of nervous tissues and support cells, which extends from the base of our brain to the upper lumbar region. It passes through the spinal canal or spinal cavity of the vertebral column, i.e., the backbone or spine.

What are the different parts of the spinal cord?

The spinal cord is divided into five different parts. Sacral cord. Lumbar cord. Thoracic cord. Cervical cord. Coccygeal. Several spinal nerves emerge out of each segment of the spinal cord. There are 8 pairs of cervical, 5 lumbar, 12 thoracics, 5 sacral and 1 coccygeal pair of spinal nerves.

Which is part of the spinal cord carries sensory impulses?

The sensory root fibres carry sensory impulses to the spinal cord. The motor roots, on the contrary, carry impulses from the spinal cord. The spinal nerves carry messages to and from the skin of specific regions of the body called dermatomes.

Which is part of the spinal cord fuses together?

The lower most portion of the neural tube that gives rise to one pair of coccygeal nerves and leaves the vertebrae through sacral hiatus. However, here you will find that three segments of the region fuse together to form a single unit.