Spinal cord tracts provide conduction paths to and from the brain. the tracts that conduct sensory impulses down the cord from the brain are called: ascending tract.
The spinal cord is a long, thin, tubular structure made up of nervous tissue, which extends from the medulla oblongata in the brainstem to the lumbar region of the vertebral column. It encloses the central canal of the spinal cord, which contains cerebrospinal fluid.
A brain act as the command center of the body while spinal cord act as the messenger to carry messages from brain to other body parts or vice versa. It is located in the vertebral foramen and consists of 31 sub parts which include -
a) cervical - 8 in numbers
b) Thoracic - 12 in numbers
c) Lumbar - 5 in numbers
d) Sacral - 5 in numbers
e) coccygeal - 1 in numbers
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